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Henrik Hellquist hhell.
Identification

Personal identification

Full name
Henrik Hellquist

Citation names

  • hhell, Henrik
  • Hellquist H.

Author identifiers

Ciência ID
9C11-221B-93BF
ORCID iD
0000-0003-3044-6065

Email addresses

  • rthgolf1@gmail.com (Professional)

Languages

Language Speaking Reading Writing Listening Peer-review
English
Swedish
Education
Degree Classification
1984
Concluded
 Anatomical Pathology (Postgraduate Certificate)
Socialstyrelsen, Sweden
1981
Concluded
 Doctoral Dissertation (Doktor (PhD))
Linköpings universitet, Sweden
1981
Concluded
 Medical Practitioner (Licence)
Socialstyrelsen, Sweden
1977
Concluded
 Medical Doctor (Licence)
Linkopings universitet Medicinska Fakulteten, Sweden
1973
Concluded
 Medical Sciences (Bachelor)
Uppsala Universitet Medicinska fakulteten, Sweden
Affiliation

Teaching in Higher Education

Category
Host institution 		Employer
2011 - Current Full Professor (University Teacher) Universidade do Algarve, Portugal
Universidade do Algarve Centro de Investigação em Biomedicina, Portugal
1997 - 2000 Full Professor (University Teacher) Haukeland Universitetssjukehus, Norway
1989 - 1997 Associate Professor (University Teacher) Linköpings universitet, Sweden
1987 - 1988 Associate Professor (University Teacher) King Saud University College of Medicine - Abha Campus, Saudi Arabia
1984 - 1986 Lecturer (University Teacher) Royal National Throat Nose and Ear Hospital, United Kingdom
1981 - 1984 Lecturer (University Teacher) Universitetssjukhuset i Linköping, Sweden

Others

Category
Host institution 		Employer
2003 - Current Membership number 6062127 General Medical Council, United Kingdom
2002 - Current Membership number 10039017 The Royal College of Pathologists, United Kingdom
1988 - Current Fellow College of American Pathologists, United States
2005/07/11 - 2010/08/31 Consultant Histopathologist Norfolk and Norwich University Hospital, United Kingdom
2003/08/18 - 2005/07/10 Consultant Histopathologist James Paget University Hospitals NHS Foundation Trust, United Kingdom
2003/01/19 - 2003/06/27 Consultant, Medical adviser Khalid Scientific Company, Qatar
2000/01/19 - 2003/01/18 Consultant Histopathologist ( chairman) Hamad Medical Corporation, Qatar
1974 - 1980 Assistant in Pathology Universitetssjukhuset i Linköping, Sweden
Outputs

Publications

Book
  1. Hellquist, Henrik; Skalova, Alena. Histopathology of the Salivary Glands. Springer Berlin Heidelberg. 2014.
    10.1007/978-3-540-46915-5
  2. Michaels, Leslie; Hellquist, Henrik B.. Ear, Nose and Throat Histopathology. Springer London. 2001.
    10.1007/978-1-4471-0235-9
  3. Shanmugaratnam, K.. Histological Typing of Tumours of the Upper Respiratory Tract and Ear. Springer Berlin Heidelberg. 1991.
    10.1007/978-3-642-84474-4
  4. hhell, Henrik. Pathology of the nose and paranasal sinuses.. 1990.
Book chapter
  1. hhell, Henrik. "Laboratory procedures for the clinician.". In Hamad Medical Publications, 1-159. 2001.
  2. hhell, Henrik. "Histopathology.". 29-37. 1997.
  3. hhell, Henrik. "Diagnostic immunopathology.". In Surgical pathology of laryngeal neoplasms., 46-62. 1996.
  4. hhell, Henrik. "New and special techniques in diagnostic pathology.". In Surgical pathology of laryngeal neoplasms., 63-85. 1996.
  5. hhell, Henrik. "Current aspects of head and neck pathology.". In Sem Diagn Pathol 6, 93-147. 1996.
  6. hhell, Henrik. "Preinvasive lesions of the upper aerodigestive tract. Histologic definitions and clinical implications.". 311-352. 1987.
Conference abstract
  1. hhell, Henrik. "Midline NUT carcinoma of the head and neck". Paper presented in 1st Head and Neck Cancer Conference, 2017.
  2. hhell, Henrik. ". Importance of high-grade transformation in salivary gland neoplasms.". Paper presented in 1st Head and Neck Cancer Conference, 2017.
  3. hhell, Henrik. "Query tumour pathology in the head and neck.". 1999.
  4. hhell, Henrik. "HAART causes a decline in the activation and proliferation of tonsillar CD8+ T-cells in HIV positive individuals.". 1999.
  5. hhell, Henrik. "Expression of Maspin in salivary glands.". 1999.
  6. hhell, Henrik. "Small round cell tumour of the parotid gland.". 1999.
  7. hhell, Henrik. "The ‘new’ WHO classification : who needs it? And what is “new” since 1991?.". 1998.
  8. hhell, Henrik. "Implications of metallothionein, Fas and Bcl-2 in tongue cancer.". 1998.
  9. hhell, Henrik. "Criteria for grading in the Ljubljana classification of epithelial hyperplastic laryngeal lesions". 1998.
  10. hhell, Henrik. "The Ljubljana classification of epithelial hyperplastic laryngeal lesions (EHLL).". 1998.
  11. hhell, Henrik. "Metallothionein (MT), p53 and Annexin-V as ‘apoptotic’ markers in normal and neoplastic oral mucosa.". 1997.
  12. hhell, Henrik. "Tumour cell apoptosis in salivary acinic cell carcinoma (ACC).". 1997.
  13. hhell, Henrik. ".Metallothionein funciona como una próteina anti-apoptótica…. celulas apoptóticas senalarán Annexin-V, tanto en la mucosa normal como en la mucosa escamosa neoplásica en la vía respiratoria superior.". 1997.
  14. hhell, Henrik. "Messenger RNA of RANTES. Interleukins 6 and 12 in nasal polyps in relation to allergy.". 1996.
  15. hhell, Henrik. "TUNEL and bcl-2 expression in the evaluation of apoptosis in salivary gland acinic cell carcinoma.". 1996.
  16. hhell, Henrik. "Apoptosis in acinic cell carcinoma.". 1995.
  17. hhell, Henrik. "Chemokines in diseased maxillary mucosa.". 1995.
  18. hhell, Henrik. "Interleukins and bcl-2 in salivary tumours.". 1995.
  19. hhell, Henrik. "mRNA expression of RANTES. Interleukins 6 and 12 in patients with chronic sinusitis and polypoid disease.". 1995.
  20. hhell, Henrik. "mRNA for RANTES is more prevalent in bacterial than in non-bacterial maxillary sinusitis.". 1995.
  21. hhell, Henrik. "Nasal mRNA expression for interleukin 4 is increased among allergic patients during provocation with allergen and downregulated by corticosteroids.". 1994.
  22. hhell, Henrik. "Adenocarcinomas of salivary gland origin.". 1994.
  23. hhell, Henrik. "NK cells and certain interleukins – any use as prognostic markers?". 1994.
  24. hhell, Henrik. "The role of IL-4 and certain chemokines in allergic rhinitis.". 1994.
  25. hhell, Henrik. "Subpopulations of B lymphocytes in nasal mucosa and peripheral blood in patients with allergic rhinitis.". 1993.
  26. hhell, Henrik. "Diagnostic profiles. An approach to quality control in surgical pathology.". 1993.
  27. hhell, Henrik. "Quantative computerized analysis of immunostained lymphocytes in histological sections.". 1993.
  28. hhell, Henrik. ".Leiomyoma and other myogenic tumours of the larynx.". 1993.
  29. hhell, Henrik. ".Salivary duct carcinoma of parotid gland. Histopathological, Cytological and Immunocytochemical features.". 1993.
  30. hhell, Henrik. "Lymphocytic subpopulations, NK cells and IS gene expression in neoplastic diseases of salivary glands.". 1993.
  31. hhell, Henrik. ".En Ovanlig form av lymphadenitis. Kikuchi’s nekrotiserande lymfadenit.". 1993.
  32. hhell, Henrik. "Sinonasal papilloma-pathological aspects.". 1993.
  33. hhell, Henrik. "Subsets of T lymphocytes in patients allergic to birch pollen.". 1992.
  34. hhell, Henrik. "Subsets of T lymphocytes in the nasal mucosa – support for a human NALT.". 1992.
  35. hhell, Henrik. "Interaction between memory T cells, Ber-ACT8+ cells, and cytokines – A human nasal MALT?.". 1992.
  36. hhell, Henrik. "Midline malignant reticulosis. Dysplasia and carcinoma in situ.". Paper presented in WHO Session-12, XIX Int IAP, 1992.
  37. hhell, Henrik. "Image analysis in immunohistology.". Paper presented in The sinonasal immunobarrier and its relation to allergy, 1991.
  38. hhell, Henrik. "The sinonasal immunobarrier and its relation to allergy.". 1991.
  39. hhell, Henrik. "EGFR in normal, dysplastic and carcinomatous laryngeal epithelia". 1991.
  40. hhell, Henrik. "Spindle cell carcinoma (“pseudosarcoma”).". 1991.
  41. hhell, Henrik. "Activated and resting B cells in patients allergic to birch pollen.". 1991.
  42. hhell, Henrik. "Nasal polyps – Role of allergy and tissue eozinophilia.". 1991.
  43. hhell, Henrik. "Airways problems in woodwork teachers.". 1990.
  44. hhell, Henrik. "Langerhans cells, T-lymphocytes and mast cells in the nasal mucosa of the woodwork teachers". 1990.
  45. hhell, Henrik. "The so-called Lethal Midline Granuloma.". 1990.
  46. hhell, Henrik. "Sinonasal neurogenous sarcoma.". 1990.
  47. hhell, Henrik. "Bildanalys vid diagnostik av verrukös cancer och skivepitelpapillom.". 1990.
  48. hhell, Henrik. "Midfacial Destructive Lesions – Still an enigma? XIV World Congr Otorhinolaryngo.". Paper presented in Head Neck surgery, 1989.
  49. hhell, Henrik. "Premalignant vocal cord lesions prognostic significance.". Paper presented in XIV World Congr Otorhinolaryngol- Head Neck Surgery, 1989.
  50. hhell, Henrik. "Midfacial Destructive Lesions.". 1989.
  51. hhell, Henrik. "Histologika förändringar I nässlemhinnan vid yrkesmässig exposition för formaldehyd och trädamm.". Paper presented in Nordic Otolaryngol Soc XXIII Congress, 1987.
  52. hhell, Henrik. "Effects of formaldehyde and wood dust, alone and in combination, on the nasal mucosa of occupationally exposed man.". 1986.
  53. hhell, Henrik. ". Adenocarcinoma of the ethmoid sinuses.". Paper presented in XIII Congress of Otorhinolaryngology., 1985.
  54. Buyru, Nur; Ekizoglu, Seda; Karaman, Emin; Ulutin, Turgut. "Expression of keratin in dysplastic laryngeal mucosa". 1985.
    10.1158/1538-7445.am2017-2146
  55. hhell, Henrik. "Relationship of malignant mixed tumour to pleomorphic adenoma". 1985.
  56. hhell, Henrik. "Primary tissue culture of human laryngeal neoplasms.". 1985.
  57. hhell, Henrik. "Thyroidea-sjukdom vid primart Sjögren’s syndrom.". 1985.
  58. hhell, Henrik. "Lymphocytic activity and epithelial cells in tissue culture.". 1985.
  59. hhell, Henrik. "Präkanzeröse Larynxveränderungen Therapeuische Probleme.". Paper presented in Gesellschaft Otorhinolaryngol Cervicofac Chir DDR, XI Nationaler Kongress mit internationaler Beteiligung, 1984.
  60. hhell, Henrik. "Zur Diagnostik der Prekanzerosen.". Paper presented in Gesellschaft Otolaryngol Cervicofac Chir DDR, XI Nationaler Kongress mit Internationaler Beteiligung, 1984.
  61. hhell, Henrik. "Rasterlektronenmikroskopische Untersuchgen von Stimmlippenkarzinomen und ihre Frustadien.". Paper presented in 66 Jahrestagung der Nordwestdeutschen Vereiningung der HNO-Ärzte, 1983.
  62. hhell, Henrik. "Adenocarinom I sinus ethmoidale en tumörform relaterad till trädammsexposition.". Paper presented in Genomgång av 28 fall, 1983.
  63. hhell, Henrik. "Cellular damage induced by ionic mercury.". 1983.
  64. hhell, Henrik. "Läppsalivkörtel (LSK)-biopsi vid Sjögren’s sydrom-teknik, histopatologi och klinisk betydelse". 1983.
  65. hhell, Henrik. "Adenocarcinoma of the ethmoid sinuses. Radiologic findings.". Paper presented in IXth Int Congr Radiol Otorhinolngol, Fontevraud, 1982.
  66. hhell, Henrik. "Early diagnosis of premalignant and malignant vocal cord lesions.". Paper presented in 13th Int Cancer Congress, 1982.
  67. hhell, Henrik. "Fine needle aspiration cytology of salivary gland tumours, Evaluation of diagnostic accuracy in 338 cases.". Paper presented in 13th Int Cancer Congress, 1982.
  68. hhell, Henrik. "Adenocarcinoma of the ethmoid sinuses – woodworkers carcinoma: A review of 27 cases.". Paper presented in 13th Int Cancer Congress, 1982.
  69. hhell, Henrik. "Nasal disturbances in industrial workers exposed to solvents and oil mist.". Paper presented in 9th Eur Rhinol Soc Congress, 1982.
  70. hhell, Henrik. "Nasal symptoms and histopathology in workers exposed to industrial solvents.". Paper presented in 12th World Congress of Oto-Rhino-Laryngology, 1981.
  71. hhell, Henrik. "Photometric evaluation of vocal cord dysplasia.". Paper presented in 12th World Congress of Oto-Rhino-Laryngology, 1981.
  72. hhell, Henrik. "Oncocytära cystor och adenom I larynx.". Paper presented in Nordisk Otolaryngologisk Forenings XXI Kongress, 1981.
  73. hhell, Henrik. "Sjögren’s syndrome (SS) – histopatologisk diagnos, klinik och serologi.". 1981.
  74. hhell, Henrik. "Prognos för stambandsförändringar med varierande grad av dysplasi". 1980.
  75. hhell, Henrik. "Förändringar I nässlemhinna till följd av exposition for oljedimma". 1979.
  76. hhell, Henrik. "Exfoliativ larynxcytologi – anvandbarhet och tillforlitlighet.". 1979.
  77. hhell, Henrik. "Cardiac hemangioendotheliosarcoma: Pathology and clinical symptoms". 1978.
  78. hhell, Henrik. "Mammarröntgen storsnitt. En jämförande studie.". 1977.
  79. hhell, Henrik. "Erfarenhet av vitalfärgning vid stämbandsförändringar.". 1977.
Journal article
  1. Hellquist, Henrik; Agaimy, Abbas; Stenman, Göran; Franchi, Alessandro; Nadal, Alfons; Skalova, Alena; Leivo, Ilmo; et al. "Development of head and neck pathology in Europe". Virchows Archiv (2022): http://dx.doi.org/10.1007/s00428-022-03275-x.
    10.1007/s00428-022-03275-x
  2. Skalova, Alena; Leivo, Ilmo; Hellquist, Henrik; Agaimy, Abbas; Simpson, Roderick H.W.; Stenman, Göran; Vander Poorten, Vincent; et al. "High-grade Transformation/Dedifferentiation in Salivary Gland Carcinomas: Occurrence Across Subtypes and Clinical Significance". Advances in Anatomic Pathology 28 3 (2021): 107-118. http://dx.doi.org/10.1097/pap.0000000000000298.
    10.1097/pap.0000000000000298
  3. Franchi, Alessandro; Thompson, Lester D.R.; Hernandez-Prera, Juan C.; Agaimy, Abbas; Williams, Michelle D.; Mikkelsen, Lauge H.; Bishop, Justin A.; et al. "Emerging Entities and New Diagnostic Markers for Head and Neck Soft Tissue and Bone Tumors". Advances in Anatomic Pathology Publish Ah (2021): http://dx.doi.org/10.1097/pap.0000000000000295.
    10.1097/pap.0000000000000295
  4. Hellquist, Henrik; Ferlito, Alfio; Mäkitie, Antti A.; Thompson, Lester D. R.; Bishop, Justin A.; Agaimy, Abbas; Hernandez-Prera, Juan C.; et al. "Developing Classifications of Laryngeal Dysplasia: The Historical Basis". Advances in Therapy 37 6 (2020): 2667-2677. http://dx.doi.org/10.1007/s12325-020-01348-4.
    10.1007/s12325-020-01348-4
  5. Agaimy, Abbas; Franchi, Alessandro; Lund, Valerie J.; Skálová, Alena; Bishop, Justin A.; Triantafyllou, Asterios; Andreasen, Simon; et al. "Sinonasal Undifferentiated Carcinoma (SNUC)". Advances In Anatomic Pathology 27 2 (2020): 51-60. http://dx.doi.org/10.1097/pap.0000000000000258.
    10.1097/pap.0000000000000258
  6. Agaimy, Abbas; Franchi, Alessandro; Lund, Valerie J.; Skálová, Alena; Bishop, Justin A.; Triantafyllou, Asterios; Andreasen, Simon; et al. "Sinonasal Undifferentiated Carcinoma (SNUC): From an Entity to Morphologic Pattern and Back Again—A Historical Perspective". Advances in Anatomic Pathology 27 2 (2019): 51-60. http://dx.doi.org/10.1097/pap.0000000000000258.
    10.1097/pap.0000000000000258
  7. Vartanian, Jose Guilherme; Gonçalves Filho, Joao; Kowalski, Luiz Paulo; Shah, Jatin P.; Suárez, Carlos; Rinaldo, Alessandra; De Bree, Remco; et al. "An evidence-based analysis of the management of N0 neck in patients with cancer of the parotid gland". Expert Review of Anticancer Therapy 19 10 (2019): 899-908. http://dx.doi.org/10.1080/14737140.2019.1674143.
    10.1080/14737140.2019.1674143
  8. Strosberg, Carolina; Ferlito, Alfio; Triantafyllou, Asterios; Gnepp, Douglas R; Bishop, Justin A; Hellquist, Henrik; Strojan, Primoz; et al. "Update on Neuroendocrine Carcinomas of the Larynx". American Journal of Clinical Pathology 152 6 (2019): 686-700. http://dx.doi.org/10.1093/ajcp/aqz106.
    10.1093/ajcp/aqz106
  9. Hunt, Jennifer L.; Barnes, Leon; Triantafyllou, Asterios; Gnepp, Douglas R.; Devaney, Kenneth O.; Stenman, Göran; Halmos, Gyorgy B.; et al. "Well-differentiated Neuroendocrine Carcinoma of the Larynx". Advances In Anatomic Pathology 26 4 (2019): 246-250. http://dx.doi.org/10.1097/pap.0000000000000236.
    10.1097/pap.0000000000000236
  10. Hunt, Jennifer L.; Barnes, Leon; Triantafyllou, Asterios; Gnepp, Douglas R.; Devaney, Kenneth O.; Stenman, Göran; Halmos, Gyorgy B.; et al. "Well-differentiated Neuroendocrine Carcinoma of the Larynx: Confusion of Terminology and Uncertainty of Early Studies". Advances in Anatomic Pathology 26 4 (2019): 246-250. http://dx.doi.org/10.1097/pap.0000000000000236.
    10.1097/pap.0000000000000236
  11. Hellquist, Henrik; Paiva-Correia, António; Vander Poorten, Vincent; Quer, Miquel; Hernandez-Prera, Juan C.; Andreasen, Simon; Zbären, Peter; et al. "Analysis of the Clinical Relevance of Histological Classification of Benign Epithelial Salivary Gland Tumours". Advances in Therapy 36 8 (2019): 1950-1974. http://dx.doi.org/10.1007/s12325-019-01007-3.
    10.1007/s12325-019-01007-3
  12. Ferlito, Alfio; Devaney, Kenneth O.; Hunt, Jennifer L.; Hellquist, Henrik. "Some Considerations on the WHO Histological Classification of Laryngeal Neoplasms". Advances in Therapy 36 7 (2019): 1511-1517. http://dx.doi.org/10.1007/s12325-019-00978-7.
    10.1007/s12325-019-00978-7
  13. Zbären, Peter; Triantafyllou, Asterios; Devaney, Kenneth O.; Poorten, Vincent Vander; Hellquist, Henrik; Rinaldo, Alessandra; Ferlito, Alfio. "Preoperative diagnostic of parotid gland neoplasms: fine-needle aspiration cytology or core needle biopsy?". European Archives of Oto-Rhino-Laryngology 275 11 (2018): 2609-2613. http://dx.doi.org/10.1007/s00405-018-5131-0.
    10.1007/s00405-018-5131-0
  14. Andreasen, Simon; Bishop, Justin A.; Hellquist, Henrik; Hunt, Jennifer; Kiss, Katalin; Rinaldo, Alessandra; Skálová, Alena; et al. "Biphenotypic sinonasal sarcoma: demographics, clinicopathological characteristics, molecular features, and prognosis of a recently described entity". Virchows Archiv 473 5 (2018): 615-626. http://dx.doi.org/10.1007/s00428-018-2426-x.
    10.1007/s00428-018-2426-x
  15. Ferguson, M.S.; Lund, V.J.; Howard, D.; Hellquist, H.; Petruzzelli, G.; Snyderman, C.; Strojan, P.; et al. "Management of sinonasal and skull base nonmesenchymal chondrosarcoma, a narrative review". Rhinology Online 1 1 (2018): 94-103. http://dx.doi.org/10.4193/rhinol/18.025.
    10.4193/rhinol/18.025
  16. Vander Poorten, Vincent; Triantafyllou, Asterios; Skálová, Alena; Stenman, Göran; Bishop, Justin A.; Hauben, Esther; Hunt, Jennifer L.; et al. "Polymorphous adenocarcinoma of the salivary glands: reappraisal and update". European Archives of Oto-Rhino-Laryngology 275 7 (2018): 1681-1695. http://dx.doi.org/10.1007/s00405-018-4985-5.
    10.1007/s00405-018-4985-5
  17. Hellquist, H.; Hunt, J. L.; Cardesa, A.; Skalova, A.; Slootweg, P. J.; Rinaldo, A.; Ferlito, A.. "Role of ancillary techniques in profiling unclassified laryngeal malignancies". Virchows Archiv 472 5 (2018): 705-715. http://dx.doi.org/10.1007/s00428-018-2348-7.
    10.1007/s00428-018-2348-7
  18. Skálová, Alena; Stenman, Göran; Simpson, Roderick H.W.; Hellquist, Henrik; Slouka, David; Svoboda, Tomas; Bishop, Justin A.; et al. "The Role of Molecular Testing in the Differential Diagnosis of Salivary Gland Carcinomas". American Journal of Surgical Pathology 42 2 (2018): e11-e27. http://dx.doi.org/10.1097/pas.0000000000000980.
    10.1097/pas.0000000000000980
  19. Skálová, Alena; Gnepp, Douglas R.; Lewis, James S.; Hunt, Jennifer L.; Bishop, Justin A.; Hellquist, Henrik; Rinaldo, Alessandra; et al. "Newly Described Entities in Salivary Gland Pathology". American Journal of Surgical Pathology 41 8 (2017): e33-e47. http://dx.doi.org/10.1097/pas.0000000000000883.
    10.1097/pas.0000000000000883
  20. Hellquist H; French CA; Bishop JA; Coca-Pelaz A; Propst EJ; Paiva Correia A; Ngan BY; et al. "NUT midline carcinoma of the larynx: an international series and review of the literature.". Histopathology (2017): http://europepmc.org/abstract/med/27926786.
    10.1111/his.13143
  21. Hunt, Jennifer L.; Ferlito, Alfio; Hellquist, Henrik; Rinaldo, Alessandra; Skálová, Alena; Slootweg, Pieter J.; Willems, Stefan M.; et al. "Differential Diagnosis in Neuroendocrine Neoplasms of the Larynx". Advances in Anatomic Pathology 24 3 (2017): 161-168. http://dx.doi.org/10.1097/pap.0000000000000147.
    10.1097/pap.0000000000000147
  22. López F; Williams MD; Skálová A; Hellquist H; Suárez C; Nixon IJ; Rodrigo JP; et al. "How Phenotype Guides Management of the Most Common Malignant Salivary Neoplasms of the Larynx?". Advances in therapy (2017): http://europepmc.org/abstract/med/28224460.
    10.1007/s12325-017-0494-y
  23. Hellquist, Henrik. "Importance of High Grade Transformation and Translocations in Salivary Gland Neoplasms". Single Cell Biology 06 01 (2017): http://dx.doi.org/10.4172/2168-9431.1000156.
    10.4172/2168-9431.1000156
  24. Hellquist H; Skalova A; Azadeh B. "Salivary gland hybrid tumour revisited: could they represent high-grade transformation in a low-grade neoplasm?". Virchows Archiv : an international journal of pathology (2016): http://europepmc.org/abstract/med/27605055.
    10.1007/s00428-016-2018-6
  25. hhell, Henrik. "Cervical lymph node metastasis in adenoid cystic carcinoma of the sinonasal tract, nasopharynx, lacrimal glands and external auditory canal: a collective international review". The Journal of Laryngology & Otology 130 12 (2016): 1093-1097. http://dx.doi.org/10.1017/s0022215116009373.
    10.1017/s0022215116009373
  26. Vander Poorten V; Triantafyllou A; Thompson LD; Bishop J; Hauben E; Hunt J; Skalova A; et al. "Salivary acinic cell carcinoma: reappraisal and update.". European Archives of Oto-Rhino-Laryngology 273 11 (2016): 3511-3531. http://europepmc.org/abstract/med/26685679.
    10.1007/s00405-015-3855-7
  27. Bury D; Dafalla M; Ahmed S; Hellquist H. "High grade transformation of salivary gland acinic cell carcinoma with emphasis on histological diagnosis and clinical implications.". Pathology, research and practice (2016): http://europepmc.org/abstract/med/27623207.
    10.1016/j.prp.2016.08.005
  28. Suárez C; Barnes L; Silver CE; Rodrigo JP; Shah JP; Triantafyllou A; Rinaldo A; et al. "Cervical lymph node metastasis in adenoid cystic carcinoma of oral cavity and oropharynx: A collective international review.". Auris, nasus, larynx (2016): http://europepmc.org/abstract/med/27017314.
    10.1016/j.anl.2016.02.013
  29. Bell D; Hanna EY; Weber RS; DeMonte F; Triantafyllou A; Lewis JS; Cardesa A; et al. "Neuroendocrine neoplasms of the sinonasal region.". Head & neck (2016): http://europepmc.org/abstract/med/26041714.
    10.1002/hed.24152
  30. Coca-Pelaz A; Barnes L; Rinaldo A; Cardesa A; Shah JP; Rodrigo JP; Suárez C; et al. "Cervical Lymph Node Metastasis in Adenoid Cystic Carcinoma of the Larynx: A Collective International Review.". Advances in therapy (2016): http://europepmc.org/abstract/med/27084720.
    10.1007/s12325-016-0311-z
  31. Hellquist H; Skálová A; Barnes L; Cardesa A; Thompson LD; Triantafyllou A; Williams MD; et al. "Cervical Lymph Node Metastasis in High-Grade Transformation of Head and Neck Adenoid Cystic Carcinoma: A Collective International Review.". Advances in therapy (2016): http://europepmc.org/abstract/med/26895332.
    10.1007/s12325-016-0298-5
  32. hhell, Henrik. "European Rhinologic Society Advisory Board on Endoscopic Techniques in the Management of Nose, Paranasal Sinus and Skull Base Tumours.". (2016):
  33. Bishop, Justin A.; Thompson, Lester D. R.; Cardesa, Antonio; Barnes, Leon; Lewis, James S.; Triantafyllou, Asterios; Hellquist, Henrik; et al. "Rhabdomyoblastic Differentiation in Head and Neck Malignancies Other Than Rhabdomyosarcoma". Head and Neck Pathology 9 4 (2015): 507-518. http://dx.doi.org/10.1007/s12105-015-0624-2.
    10.1007/s12105-015-0624-2
  34. Lund VJ; Stammberger H; Nicolai P; Castelnuovo P; Beal T; Beham A; Bernal-Sprekelsen M; et al. "European position paper on endoscopic management of tumours of the nose, paranasal sinuses and skull base.". Rhinology. Supplement (2010): http://europepmc.org/abstract/med/20502772.
  35. Davies-Husband, C R; Montgomery, P; Premachandra, D; Hellquist, H; Davies-Husband CR; Montgomery P; Premachandra D; Hellquist H. "Primary, combined, atypical carcinoid and squamous cell carcinoma of the larynx: a new variety of composite tumour". The Journal of Laryngology & Otology 124 2 (2009): 226-229. http://dx.doi.org/10.1017/s0022215109991228.
    10.1017/s0022215109991228
  36. Buchanan MA; Williams SM; Hellquist H; Innes AJ. "Cystic schwannoma of the cervical plexus masquerading as a type II second branchial cleft cyst.". European Archives of Oto-Rhino-Laryngology (2009): http://europepmc.org/abstract/med/18418621.
    10.1007/s00405-008-0678-9
  37. hhell, Henrik. "An unusual cause of obstructive sleep apnoea". (2009):
  38. Hilton JM; Phillips JS; Hellquist HB; Premachandra DJ. "Multifocal multi-site Warthin tumour.". European Archives of Oto-Rhino-Laryngology (2008): http://europepmc.org/abstract/med/18301907.
    10.1007/s00405-008-0622-z
  39. Logasundaram R; Amarawickrama H; Premachandra D; Hellquist H. "Intracapsular (in situ) carcinoma ex pleomorphic adenoma with unusual clinical and histological features.". European Archives of Oto-Rhino-Laryngology (2008): http://europepmc.org/abstract/med/18288478.
    10.1007/s00405-008-0615-y
  40. Velchuru VR; Khan MA; Hellquist HB; Studley JG. "Eosinophilic colitis.". Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract (2007): http://europepmc.org/abstract/med/17849167.
    10.1007/s11605-006-0055-1
  41. Wilson T; Hellquist HB; Ray S; Pickles J. "Intranasal myopericytoma. A tumour with perivascular myoid differentiation: the changing nomenclature for haemangiopericytoma.". The Journal of laryngology and otology (2007): http://europepmc.org/abstract/med/17419897.
    10.1017/s0022215107007591
  42. Murphy JG; Lonsdale R; Premachandra D; Hellquist HB. "Salivary hybrid tumour: adenoid cystic carcinoma and basal cell adenocarcinoma.". Virchows Archiv : an international journal of pathology (2006): http://europepmc.org/abstract/med/16411133.
    10.1007/s00428-005-0135-8
  43. Hellquist H; Cardesa A; Gale N; Kambic V; Michaels L. "Authors' reply". Histopathology (1999): http://europepmc.org/abstract/med/10583583.
    10.1046/j.1365-2559.1999.0833a.x
  44. Hellquist H; Cardesa A; Gale N; Kambic V; Michaels L. "Criteria for grading in the Ljubljana classification of epithelial hyperplastic laryngeal lesions. A study by members of the Working Group on Epithelial Hyperplastic Laryngeal Lesions of the European Society of Pathology.". Histopathology (1999): http://europepmc.org/abstract/med/10217563.
    10.1046/j.1365-2559.1999.00581.x
  45. Westergren V; Lundblad L; Hellquist HB; Forsum U. "Ventilator-associated sinusitis: a review.". Clinical infectious diseases : an official publication of the Infectious Diseases Society of America (1998): http://europepmc.org/abstract/med/9798044.
    10.1086/514932
  46. Wedenberg C; Jesslén P; Lundqvist G; Lundgren J; Hellquist HB; Dahl F; Karlsson MG; Nilsson C. "Basaloid squamous cell carcinoma of the maxilla.". Oral oncology (1997): http://europepmc.org/abstract/med/9231173.
    10.1016/s0964-1955(96)00063-2
  47. Hellquist HB; Sundelin K; Di Bacco A; Tytor M; Manzotti M; Viale G. "Tumour growth fraction and apoptosis in salivary gland acinic cell carcinomas. Prognostic implications of Ki-67 and bcl-2 expression and of in situ end labelling (TUNEL).". The Journal of pathology (1997): http://europepmc.org/abstract/med/9155720.
    10.1002/(sici)1096-9896(199703)181:3<323::aid-path780>3.0.co;2-k
  48. Hellquist HB; Svensson I; Brunk UT. "Oxidant-induced apoptosis: a consequence of lethal lysosomal leak?". Redox report : communications in free radical research (1997): http://europepmc.org/abstract/med/27414773.
    10.1080/13510002.1997.11747092
  49. Gemryd P; Lundquist PG; Tytor M; Hellquist HB; Nordenskjöld B. "Prognostic significance of DNA ploidy in mucoepidermoid carcinoma.". European Archives of Oto-Rhino-Laryngology (1997): http://europepmc.org/abstract/med/9151016.
    10.1007/bf00879270
  50. Brunk UT; Dalen H; Roberg K; Hellquist HB. "Photo-oxidative disruption of lysosomal membranes causes apoptosis of cultured human fibroblasts.". Free radical biology & medicine (1997): http://europepmc.org/abstract/med/9215807.
    10.1016/s0891-5849(97)00007-5
  51. Hellquist HB. "Apoptosis in epithelial hyperplastic laryngeal lesions.". Acta oto-laryngologica. Supplementum (1997): http://europepmc.org/abstract/med/9197476.
  52. Hellquist HB; Olejnicka B; Jadner M; Andersson T; Sederholm C. "Fas receptor is expressed in human lung squamous cell carcinomas, whereas bcl-2 and apoptosis are not pronounced: a preliminary report.". British journal of cancer (1997): http://europepmc.org/abstract/med/9231916.
    10.1038/bjc.1997.359
  53. Hellquist HB; Karlsson MG; Viale G; Karlsson C; Davidsson A; Dell'Orto P; Olofsson J. "Bcl-2 immunoreactivity in salivary gland neoplasms is unrelated to the expression of mRNA for natural killer cell stimulatory cytokines interleukin (IL)-2 and IL-12.". Virchows Archiv : an international journal of pathology (1996): http://europepmc.org/abstract/med/8917716.
    10.1007/bf00192437
  54. Karlsson MG; Hellquist HB. "Endothelial adhesion molecules for nasal-homing T cells in allergy.". Virchows Archiv : an international journal of pathology (1996): http://europepmc.org/abstract/med/8865853.
    10.1007/bf00196820
  55. Davidsson A; Danielsen A; Viale G; Olofsson J; Dell'Orto P; Pellegrini C; Karlsson MG; Hellquist HB. "Positive identification in situ of mRNA expression of IL-6, and IL-12, and the chemotactic cytokine RANTES in patients with chronic sinusitis and polypoid disease. Clinical relevance and relation to allergy.". Acta oto-laryngologica (1996): http://europepmc.org/abstract/med/8831850.
    10.3109/00016489609137897
  56. Hellquist HB. "Nasal polyps update. Histopathology.". Allergy and asthma proceedings (1996): http://europepmc.org/abstract/med/8922142.
    10.2500/108854196778662264
  57. hhell, Henrik. "Atypical carcinomas of the upper respiratory tract.". (1996):
  58. hhell, Henrik. "Adhesion molecules for nasal-homing T cells in allergy.". (1996):
  59. hhell, Henrik. "Histopathology of nasal polyps.". (1996):
  60. Karlsson MG; Davidsson A; Viale G; Graziani D; Hellquist HB. "Nasal messenger RNA expression of interleukins 2, 4, and 5 in patients with allergic rhinitis.". Diagnostic molecular pathology : the American journal of surgical pathology, part B (1995): http://europepmc.org/abstract/med/7551298.
  61. hhell, Henrik. "Rubor, calor, tumor, functio laesa: are they still enough to fully define inflammation?.". (1995):
  62. Davidsson A; Karlsson MG; Hellquist HB. "Allergen-induced changes of B-cell phenotypes in patients with allergic rhinitis.". Rhinology (1994): http://europepmc.org/abstract/med/7535471.
  63. Karlsson MG; Davidsson A; Hellquist HB. "Increase in CD4+ and CD45RO+ memory T cells in the nasal mucosa of allergic patients.". APMIS : acta pathologica, microbiologica, et immunologica Scandinavica (1994): http://europepmc.org/abstract/med/7826604.
  64. Karlsson MG; Davidsson A; Hellquist HB. "Quantitative computerized image analysis of immunostained lymphocytes. A methodological approach.". Pathology, research and practice (1994): http://europepmc.org/abstract/med/7831157.
  65. Hussein A; Hellquist HB. "Necrotizing lymphadenitis of the neck (Kikuchi's disease).". APMIS : acta pathologica, microbiologica, et immunologica Scandinavica (1994): http://europepmc.org/abstract/med/7946265.
  66. Hellquist HB; Hellqvist H; Vejlens L; Lindholm CE. "Epithelioid leiomyoma of the larynx.". Histopathology (1994): http://europepmc.org/abstract/med/8181809.
    10.1111/j.1365-2559.1994.tb01295.x
  67. Hellquist HB; Karlsson MG; Nilsson C. "Salivary duct carcinoma--a highly aggressive salivary gland tumour with overexpression of c-erbB-2.". The Journal of pathology (1994): http://europepmc.org/abstract/med/7931825.
    10.1002/path.1711720108
  68. Karlsson MG; Hellquist HB. "Phenotype switch and activation of T lymphocytes in patients with allergic rhinitis.". ORL; journal for oto-rhino-laryngology and its related specialties (1994): http://europepmc.org/abstract/med/7911233.
    10.1159/000276635
  69. hhell, Henrik. "Computerized image analysis of immunostained lymphocytes in frozen sections.". (1994):
  70. Davidsson A; Hellquist HB; Villman K; Westman G. "Malignant melanoma of the ear.". The Journal of laryngology and otology (1993): http://europepmc.org/abstract/med/7901312.
  71. Davidsson A; Hellquist HB. "The so-called 'allergic' nasal polyp.". ORL; journal for oto-rhino-laryngology and its related specialties (1993): http://europepmc.org/abstract/med/8441521.
    10.1159/000276349
  72. Hellquist HB; Karlsson MG. "Nasal memory T lymphocytes capable of producing IL-4 in the allergic reaction.". Allergy (1992): http://europepmc.org/abstract/med/1443456.
    10.1111/j.1398-9995.1992.tb02065.x
  73. Cooper JR; Hellquist HB; Michaels L. "Image analysis in the discrimination of verrucous carcinoma and squamous papilloma.". The Journal of pathology (1992): http://europepmc.org/abstract/med/1517892.
    10.1002/path.1711660410
  74. Hellquist HB; Karlsson MG; Rudblad S; Ekedahl C; Davidsson A. "Activated T cells in the nasal mucosa of patients with grass-pollen allergy. A pilot study.". Rhinology (1992): http://europepmc.org/abstract/med/1579813.
  75. Miyaguchi M; Olofsson J; Hellquist HB. "Expression of epidermal growth factor receptor in glottic carcinoma and its relation to recurrence after radiotherapy.". Clinical otolaryngology and allied sciences (1991): http://europepmc.org/abstract/med/1742894.
    10.1111/j.1365-2273.1991.tb01041.x
  76. Hellquist HB; Olsen KE; Irander K; Karlsson E; Odkvist LM. "Langerhans cells and subsets of lymphocytes in the nasal mucosa.". APMIS : acta pathologica, microbiologica, et immunologica Scandinavica (1991): http://europepmc.org/abstract/med/2043356.
  77. Hellquist HB; Lundgren J. "Neurogenic sarcoma of the sinonasal tract.". The Journal of laryngology and otology (1991): http://europepmc.org/abstract/med/2019803.
  78. Miyaguchi M; Olofsson J; Hellquist HB. "Immunohistochemical study of epidermal growth factor receptor in severe dysplasia and carcinoma in situ of the vocal cords.". Acta oto-laryngologica (1991): http://europepmc.org/abstract/med/2014751.
    10.3109/00016489109137366
  79. Hellquist HB; Tytor M. "Polymorphous low-grade adenocarcinoma: a 'new' salivary gland tumour.". ORL; journal for oto-rhino-laryngology and its related specialties (1991): http://europepmc.org/abstract/med/2008296.
    10.1159/000276187
  80. hhell, Henrik. "The Sinonasal Immunobarrier and Its Relation to Allergy.". (1991):
  81. Hydén D; Hellquist H. "[Scleroma is a granulomatous infectious disease starting with diffuse respiratory tract symptoms]". Lakartidningen (1990): http://europepmc.org/abstract/med/2215013.
  82. Miyaguchi M; Olofsson J; Hellquist HB. "Expression of epidermal growth factor receptor in laryngeal dysplasia and carcinoma.". Acta oto-laryngologica (1990): http://europepmc.org/abstract/med/2239223.
    10.3109/00016489009122553
  83. hhell, Henrik. "Sclerom – en granulomatös infektionssjukdom med smygande debutsymptom från över luftvägarna.". (1990):
  84. hhell, Henrik. "Morphological study on nasal mucosa in subjects using nasal nicotine solution in smoking cessation.". (1990):
  85. hhell, Henrik. "Luftvägsproblem hos slöjdlärare.". (1990):
  86. hhell, Henrik. "Antigenpresenterande celler och olika lymfocytpopulationer I nässlemhinna hos gräsallergiker.". (1990):
  87. hhell, Henrik. "Precancerous lesions of the vocal cords.". (1990):
  88. hhell, Henrik. "Trä-och metallslöjdlärare i Linköpings Kommun. En arbetsmiljöundersökning.". (1990):
  89. Hellquist H; Olofsson J. "Spindle cell carcinoma of the larynx.". APMIS : acta pathologica, microbiologica, et immunologica Scandinavica (1989): http://europepmc.org/abstract/med/2482058.
  90. Holmström M; Wilhelmsson B; Hellquist H; Rosén G. "Histological changes in the nasal mucosa in persons occupationally exposed to formaldehyde alone and in combination with wood dust.". Acta oto-laryngologica (1989): http://europepmc.org/abstract/med/2929309.
    10.3109/00016488909127488
  91. Holmström M; Wilhelmsson B; Hellquist H. "Histological changes in the nasal mucosa in rats after long-term exposure to formaldehyde and wood dust.". Acta oto-laryngologica (1989): http://europepmc.org/abstract/med/2816342.
    10.3109/00016488909125528
  92. hhell, Henrik. "A morphological study on nasal mucosa in subjects using nasal nicotine solution in smoking cessation.". (1989):
  93. Hellquist HB; Olofsson J. "Expression of low molecular weight cytokeratin proteins in laryngeal dysplasia.". APMIS : acta pathologica, microbiologica, et immunologica Scandinavica (1988): http://europepmc.org/abstract/med/2461718.
  94. Edling C; Hellquist H; Odkvist L. "Occupational exposure to formaldehyde and histopathological changes in the nasal mucosa.". British journal of industrial medicine (1988): http://europepmc.org/abstract/med/3203081.
  95. Lindström FD; Hellquist H; Olofsson J. "Evaluation of lip salivary gland biopsy in 21 patients with primary Sjögren's syndrome.". Clinical immunology and immunopathology (1987): http://europepmc.org/abstract/med/3499274.
    10.1016/0090-1229(87)90030-4
  96. Crissman JD; Gnepp DR; Goodman ML; Hellquist H; Johns ME. "Preinvasive lesions of the upper aerodigestive tract: histologic definitions and clinical implications (a symposium).". Pathology annual (1987): http://europepmc.org/abstract/med/3574982.
  97. Wang H; Boxall J; Hellquist H; Proops D; Michaels L. "Video time-lapse microscopy of human laryngeal carcinomas in vitro.". Clinical otolaryngology and allied sciences (1986): http://europepmc.org/abstract/med/3780021.
    10.1111/j.1365-2273.1986.tb00135.x
  98. Hellquist HB. "Making poster demonstrations with word processors.". Journal of clinical pathology (1986): http://europepmc.org/abstract/med/2420835.
    10.1136/jcp.39.3.338
  99. Hellquist H; Michaels L. "Malignant mixed tumour. A salivary gland tumour showing both carcinomatous and sarcomatous features.". Virchows Archiv. A, Pathological anatomy and histopathology (1986): http://europepmc.org/abstract/med/2422810.
    10.1007/bf00705409
  100. hhell, Henrik. "Time-lapse videophotography of growing human laryngeal neoplasms.". (1986):
  101. hhell, Henrik. "Preliminära resultat från fältstudier rörande näsfysiologi och patologi hos formaldehydexponerade arbetare.". (1986):
  102. Edling C; Odkvist L; Hellquist H. "Formaldehyde and the nasal mucosa.". British journal of industrial medicine (1985): http://europepmc.org/abstract/med/4016015.
  103. Odkvist LM; Edling C; Hellquist H. "Influence of vapours on the nasal mucosa among industry workers.". Rhinology (1985): http://europepmc.org/abstract/med/4035241.
  104. Wilhelmsson B; Hellquist H; Olofsson J; Klintenberg C. "Nasal cuboidal metaplasia with dysplasia. Precursor to adenocarcinoma in wood-dust-exposed workers?". Acta oto-laryngologica (1985): http://europepmc.org/abstract/med/4024915.
    10.3109/00016488509182272
  105. hhell, Henrik; Gale N; Kambic V; Michaels L; Cardesa A; Hellquist H; Zidar N; et al. "Förandringar i nässlemhinnan orsakade av luftföroreningar.". Archives of otolaryngology--head & neck surgery 474 6 (1985): 649-665. http://europepmc.org/abstract/med/9339988.
    10.1016/s0959-8049(97)00216-5
  106. hhell, Henrik. "Studi SEM di epiteli normali, displastici e carcinomatosi della corda vocale. In: Il cancro della laringe.". (1985):
  107. hhell, Henrik. "Djurexpreimentella studier over effekten av trädamm och formaldehyd på luftvägsslemhinna, speciellt de övre luftvägarna.". (1985):
  108. Klintenberg C; Olofsson J; Hellquist H; Sökjer H. "Adenocarcinoma of the ethmoid sinuses. A review of 28 cases with special reference to wood dust exposure.". Cancer (1984): http://europepmc.org/abstract/med/6733678.
    10.1002/1097-0142(19840801)54:3<482::aid-cncr2820540317>3.0.co;2-v
  109. Hellquist H; Lundgren J; Olofsson J. "Cholesterol granuloma of the maxillary and frontal sinuses.". ORL; journal for oto-rhino-laryngology and its related specialties (1984): http://europepmc.org/abstract/med/6728437.
    10.1159/000275701
  110. Lundgren J; Olofsson J; Hellquist H; Gröntoft L. "Scanning electron microscopy of vocal cord hyperplasia, keratosis, papillomatosis, dysplasia and carcinoma.". Acta oto-laryngologica (1983): http://europepmc.org/abstract/med/6637449.
    10.3109/00016488309132904
  111. Hellquist H; Irander K; Edling C; Odkvist LM. "Nasal symptoms and histopathology in a group of spray-painters.". Acta oto-laryngologica (1983): http://europepmc.org/abstract/med/6637458.
    10.3109/00016488309132736
  112. hhell, Henrik. "Besvär i övre luftvägarna hos industriarbetare. En medicinsk undersökning.". (1983):
  113. Lundgren J; Olofsson J; Hellquist H; Strandh J. "The role of smear cytology in laryngeal diagnosis.". The Journal of otolaryngology (1982): http://europepmc.org/abstract/med/7161856.
  114. Saari KM; Böke W; Manthey KF; Algvere P; Hellquist H; Kättström O; Räsänen O; Paavola M. "Bilateral acute retinal necrosis.". American journal of ophthalmology (1982): http://europepmc.org/abstract/med/7072805.
  115. Hellquist H; Lundgren J; Olofsson J. "Hyperplasia, keratosis, dysplasia and carcinoma in situ of the vocal cords--a follow-up study.". Clinical otolaryngology and allied sciences (1982): http://europepmc.org/abstract/med/7037233.
    10.1111/j.1365-2273.1982.tb01557.x
  116. Lundgren J; Olofsson J; Hellquist H. "Oncocytic lesions of the larynx.". Acta oto-laryngologica (1982): http://europepmc.org/abstract/med/7148446.
  117. hhell, Henrik. "Diagnostik – Metoder och problem.". (1982):
  118. hhell, Henrik. "En svepelektronmikroskopisk studie av olika stambandspitel.". (1982):
  119. hhell, Henrik. "Borderline lesions.". (1982):
  120. Bjelkenkrantz K; Stål O; Gröntoft O; Olofsson J; Herder A; Hellquist H. "HISTOSCAN: computer program for cytophotometry in tissue sections and its application in the evaluation of nuclear atypia.". Histochemistry (1981): http://europepmc.org/abstract/med/7035411.
    10.1007/bf00495649
  121. Lundgren J; Olofsson J; Hellquist HB; Strandh J; Lundgren, J.; Olofsson, J.; Hellquist, H. B.; Strandh, J.. "Exfoliative cytology in laryngology: comparison of cytologic and histologic diagnoses in 350 microlaryngoscopic examinations--a prospective study.". Cancer 47 6 (1981): 1336-1343. http://europepmc.org/abstract/med/7226056.
    10.1002/1097-0142(19810315)47:6<1336::aid-cncr2820470617>3.0.co;2-1
  122. Hellquist H; Olofsson J; Gröntoft O. "Carcinoma in situ and severe dysplasia of the vocal cords. A clinicopathological and photometric investigation.". Acta oto-laryngologica (1981): http://europepmc.org/abstract/med/7315271.
  123. Hellquist H; Olofsson J. "Photometric evaluation of laryngeal epithelium exhibiting hyperplasia, keratosis and moderate dysplasia.". Acta oto-laryngologica (1981): http://europepmc.org/abstract/med/7315248.
  124. Irander K; Hellquist HB; Edling C; Odkvist LM. "Upper airway problems in industrial workers exposed to oil mist.". Acta oto-laryngologica (1980): http://europepmc.org/abstract/med/7211337.
  125. Hellquist H; Olofsson J; Gröntoft O. "Chondrosarcoma of the larynx.". The Journal of laryngology and otology (1979): http://europepmc.org/abstract/med/512466.
    10.1017/s0022215100088071
  126. Lundgren J; Olofsson J; Hellquist H. "Toluidine blue. An aid in the microlaryngoscopic diagnosis of glottic lesions?". Archives of otolaryngology (Chicago, Ill. : 1960) (1979): http://europepmc.org/abstract/med/426703.
  127. Hellquist H; Olofsson J; Sökjer H; Odkvist LM. "Amyloidosis of the larynx.". Acta oto-laryngologica (1979): http://europepmc.org/abstract/med/532619.
  128. Gröntoft O; Hellquist H; Olofsson J; Nordström G. "The DNA content and nuclear size in normal, dysplastic and carcinomatous laryngeal epithelium. A spectrophotometric study.". Acta oto-laryngologica (1978): http://europepmc.org/abstract/med/82365.
    10.3109/00016487809107528
  129. Gröntoft O; Hellquist H. "Cardiac haemangio-endotheliosarcoma. Review of the literature and report of a case.". Acta pathologica et microbiologica Scandinavica. Section A, Pathology (1977): http://europepmc.org/abstract/med/138330.
Thesis / Dissertation
  1. hhell, Henrik. "Dysplasia of the vocal cords". Degree, 1981.
Activities

Oral presentation

Presentation title Event name
Host (Event location)
2010/10/01 Head & Neck pathology – Past, present and future International ENT Meeting
Bergen University Hospital
1998/10/28 Role of free radicals in carcinogenesis Course: ‘Free radicals in eukaryotic cell systems
1996/10/26 Cytokines – general remarks
University of Siena & Boehringer Ingelheim
1996 Apoptosis in Epithelial hyperplastic lesions of the larynx (Faculty member)
1994/11 The expression of mRNA for interleukins and chemokines in inflammatory diseases 2nd International FIURT
(Lanzarote)
1994/10 NK cells and certain interleukins – Any use as prognostic markers? 3rd International Conference on Tumour Marker Oncology
1994/07 The sinonasal immunobarrier – its role in allergy and neoplastic diseases.
University of Ljubljana (Ljubljana, Slovenia)
1994/06 Adenocarcinomas of salivary gland origin Adriatic Society Pathology Meeting
(Copenhagen, Denmark)
1994/06 Symposium “Sinonasal papilloma" 15th Eur Rhinol Congress
(Copenhagen, Denmark)
1993 Head & Neck Oncology
European School of Oncology (Moscow)
1993 Oral and Salivary gland oncology
Bergen University
1992 WHO Expert Panel XIX International Congress of the International Academy of Pathology
(Madrid)
1985 “Vocal Cord Dysplasia” Research Seminars
University College Hospital (London)
1982 Oral Pathology
Norrköping Hospital

Supervision

Thesis Title
Role 		Degree Subject (Type)
Institution / Organization
2009 - 2010 Immunohistochemical study of IGF-II and HMGA2 in salivary pleomorphic adenomas and relationship to malignant transformation
Supervisor
1993 - 1997/11 Ventilator-associated Sinusitis. A clinical investigation into the inflammatory response: Reactive – Infective – Infectious?
Co-supervisor
Karolinska Institutet, Sweden
1996 - 1997 Phagocytosis during apoptosis.
Supervisor
1990 - 1995/10 Allergic and nasal polyposis. A clinical study with emphasis on lymphocytes, cytokines and the chemokine.
Supervisor
1990 - 1994 T lymphocytes in allergic rhinitis.
Supervisor
1983 - 1987 Primary tissue culture of human laryngeal carcinoma and interaction with native lymphocytes.
Co-supervisor

Event organisation

Event name
Type of event (Role) 		Institution / Organization
1980 - 1980 4th International Symposium on the Prevention & Detection of Cancer (Head & Neck) (1980 - 1980)
Symposium (Other)

Event participation

Activity description
Type of event 		Event name
Institution / Organization
1998/10/18 - 2018/10/23 Chairman; Proffered Paper Session: Head & Neck Pathology
Congress
 XXII International Congress of the International Academy of Pathology
2018/10/02 - 2018/10/04 Clinical relevance of high grade transformation and molecular testing of salivary gland neoplasms.
Congress
 LABMED Europe Congress 2018
2017/09/13 - 2017/09/15 Clinical relevance of high grade transformation and molecular testing of salivary gland neoplasms.
Congress
 LABMED Europe Congress 2017
2015/10/26 - 2015/10/31 Salivary gland tumours. 3rd Updating Course on Anatomical Pathology CHP
2012/04/18 - 2012/04/21 Modern pathology in diagnosis of head and neck cancer. Lecture: Controversies and difficulties in histological diagnosis of head and neck cancer. 5th European Conference on Head and Neck Oncology, Pre Conference Course
2005/07/03 - 2005/07/05 Plenary lecture on Head and Neck Tumours, and a slide seminar, head and neck pathology.
Congress
 45th FSASP Congress, IAP guest (South African Division of IAP)
2003/10/16 - 2003/10/18 Chairman: Round Table “Tissue retention and tumour banking: ethical and practical aspects."
Conference
 The Second European Conference on Head and Neck Cancer
2000/05/18 - 2000/05/20 Lectures: “Molecular biology and Immunohistochemistry”, “Acinic cell carcinoma”, “Mucoepidermoid carcinoma” and “Other carcinomas”
Other
 Ioannina University Courses in Pathology
1999/09/18 - 1999/09/23 Chairman; Symposium: Update on Laryngeal Pathology
Congress
 XVII European Congress of Pathology
1999/09/18 - 1999/09/23 Lectures: 1) ‘Molecular biology and immunohistochemistry of salivary gland tumours’ (Short Course Update on salivary gland tumours), and 2) ‘Laryngeal spindle cell, verrucous and basaloid squamous carcinoma’ (Symposium on Laryngeal Pathology)
Congress
 XVII European Congress of Pathology
1998/10/11 - 1998/10/14 Lectures: 1) Cytokine network in allergic rhinitis’ and ‘Apoptosis and phagocytosis of tissue dwelling eosinophils in sinonasal polyps’
Conference
 5th International Academic Conference on Immunobiology in Otology, Rhinology and Laryngology
1998/09/23 - 1998/09/26 Chairman; Pathology and biology of laryngeal diseases.
Congress
 2nd Congress European Laryngological Society
1998/06/04 - 1998/06/06 Slide seminar, 2 cases. National Spanish Club on Head & Neck Pathology
1997/09/12 - 1997/09/13 Lecture: Dysplastic laryngeal lesions British Division of the International Academy of Pathology
1997/08/31 - 1997/09/04 Short Course: Problems in Respiratory Tract Problems (Chairman)
Congress
 XVI European Congress of Pathology
1996/10/20 - 1996/10/21 ” Rubor, calor, tumor, function laesa: are they still enough to fully define inflammation?" Inflammation in ENT at the beginning of 2000
1995/10/05 - 1995/10/06 Atypical carcinomas of the upper respiratory tract + slide seminar
Meeting
 Association of Clinical Pathologists National Meeting
1995/09/03 - 1995/09/08 Symposium – Current aspects in Head & Neck Pathology, Chairman
Congress
 XV European Society of Pathology Congress
1992 - 1992 Co-Chairman, Session “Head & Neck Pathology XIX International Congress of the International Academy of Pathology.
1992 - 1992 Chairman, Session “Diagnosis”
Congress
 XIV Congress of European Rhinologic Society.
1992 - 1992 Member of Expert Panel International Seminar on Sinonasal Surgery
Universitetet i Bergen, Norway
1991 - 1991 Chairman, Slide seminar, Head and Neck pathology
Congress
 XIII European Congress of Pathology (Cancelled)
1991 - 1991 Chairman International Symposium on the Sinonasal Immunobarrier and its relation to Allergy.
1988 - 1988 Chairman 3 days course in Head & Neck Pathology

Jury of academic degree

Topic
Role 		Candidate name (Type of degree)
Institution / Organization
1991 Oral cavity carcinomas
(Thesis) Main arguer
 Dr. M. Tytor (PhD)

Conference scientific committee

Conference name Conference host
1997/05/24 - 1997/05/25 International Committee on Epithelial Hyperplastic Laryngeal Lesions (Elected Chairman)

Course / Discipline taught

Academic session Degree Subject (Type) Institution / Organization
2011 - 2014 Undergraduate medical students: seminars (Mestrado integrado) Universidade do Algarve Centro de Investigação em Biomedicina, Portugal
2013/03/11 - 2013/03/13 Postgraduate course on Oral and Salivary Gland Oncology. Lectures on pathology of salivary gland and oropharyngeal carcinomas. pathology of salivary gland and oropharyngeal carcinomas
2011/03/21 - 2011/03/24 Lectures on pathology of salivary gland and oropharyngeal carcinomas.
2011/03/21 - 2011/03/24 Lectures on pathology of salivary gland and oropharyngeal carcinomas.
2005/07 - 2010/08 Undergraduate medical students (PBL) : Lectures & seminars in general and specialised pathology for House Officers and Registrars, locally and regionally. University of East Anglia Norwich Medical School, United Kingdom
2005/06/06 - 2005/06/11 . Lectures on Salivary gland tumours and Sinonasal swellings given at the Pathology departments of these five South African University Hospitals
2000 - 2003 Lectures in general Histopathology for medical laboratory students Hamad Medical Corporation, Qatar
1997 - 2000 Lectures and demonstrations in general pathology for undergraduates. Lectures and demonstrations for postgraduates (ENT/maxillofacial pathology) Høgskulen på Vestlandet, Norway
1976 - 1997 Lectures in general & specialised pathology for undergraduates and Postgraduates (with emphasis on neoplasia and inflammation)
1990 - 1993 Lectures and demonstrations for nurses and paramedical staff
1988 - 1992 Head & Neck Pathology Seminars for postgraduates Linköpings universitet, Sweden
1984 - 1988 Lectures and demonstrations in Head & Neck pathology for under-Graduates, postgraduated doctors and Consultants. King Saud University, Saudi Arabia
1975 - 1984 Lectures and demonstrations for nurses and paramedical staff Linköpings universitet, Sweden
1983 - 1983 Lecturer in course on advanced electron microscopy Linköpings universitet, Sweden
1982 - 1983 Lecturer and tutor for courses in advanced ENT-patholog Linköpings universitet, Sweden

Evaluation committee

Activity description
Role 		Institution / Organization Funding entity
1978 - 1999 Examiner in general and systemic pathology for undergraduates: Universities of Bergen, Linköping and King Saud.

Mentoring / Tutoring

Topic Student name
1991 - 1992 National Course for laboratory technicians; Immunohistochemistry & In situ hybridization .
1988 - 1988 National Course for postgraduates, Head & Neck Pathology .
1982 - 1983 Pathology for medical students
Distinctions

Award

1994 Astra Award for allergy research
1993 Fisons Award for allergy research
1992 Lions Award for tumour research
1991 Lions Award for tumour research
1981 The Cultural Award of the City of Västerås

Other distinction

1999 Selected in “Who’s Who in the World’
1999 Selected International Man of the Year 1998 – 1999 (services to education)