John Helge Heimdal

Summary

Affiliation: Haukeland University Hospital
Country: Norway

Publications

  1. ncbi request reprint Continuous laryngoscopy exercise test: a method for visualizing laryngeal dysfunction during exercise
    John Helge Heimdal
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    Laryngoscope 116:52-7. 2006
  2. ncbi request reprint [A four-year-old boy with swollen cheek after a fall]
    John Helge Heimdal
    Øre nese halsavdelingen, Klinikk for hode hals, Haukeland Universitetssjukehus, 5021 Bergen
    Tidsskr Nor Laegeforen 125:2368-9. 2005
  3. pmc Stimulated monocyte IL-6 secretion predicts survival of patients with head and neck squamous cell carcinoma
    John Helge Heimdal
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    BMC Cancer 8:34. 2008
  4. ncbi request reprint Head and neck squamous cell carcinoma spheroid- and monocyte spheroid-stimulated IL-6 and monocyte chemotactic protein-1 secretion are related to TNM stage, inflammatory state and tumor macrophage density
    Kenneth W Kross
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital and Broegelmann Research Laboratory, University of Bergen, Bergen, Norway
    Acta Otolaryngol 125:1097-104. 2005
  5. ncbi request reprint Viable head and neck tumor spheroids stimulate in vitro autologous monocyte MCP-1 secretion through soluble substances and CD14/lectin-like receptors
    Carla Olsnes
    Department of Otolaryngology and Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    Eur Arch Otorhinolaryngol 262:953-60. 2005
  6. doi request reprint Laryngeal response patterns to mechanical insufflation-exsufflation in healthy subjects
    Tiina Andersen
    From the Thoracic Department, Norwegian Centre of Excellence for Home Mechanical Ventilation TA, OF, Department of Physiotherapy TA, Department of Pediatrics AS, TH, ODR, Department of Otolaryngology Head and Neck Surgery MH, J HH, and Department of Neurology O BT, Haukeland University Hospital, Bergen, Norway Institute of Clinical Medicine TH, ODR and Institute of Surgical Science J HH, University of Bergen, Bergen, Norway and Bergen University College, Bergen, Norway TA, ODR
    Am J Phys Med Rehabil 92:920-9. 2013
  7. doi request reprint Laryngeal response patterns influence the efficacy of mechanical assisted cough in amyotrophic lateral sclerosis
    Tiina Andersen
    Thoracic Department, Norwegian Centre of Excellence for Home Mechanical Ventilation, Bergen, Norway Department of Physiotherapy, Haukeland University Hospital, Bergen, Norway Institute of Clinical Medicine, University of Bergen, Bergen, Norway
    Thorax . 2016
  8. pmc Exercise-induced laryngeal obstruction: natural history and effect of surgical treatment
    Robert Christiaan Maat
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, 5021 Bergen, Norway
    Eur Arch Otorhinolaryngol 268:1485-92. 2011
  9. doi request reprint Audiovisual assessment of exercise-induced laryngeal obstruction: reliability and validity of observations
    Robert Christiaan Maat
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, 5021 Bergen, Norway
    Eur Arch Otorhinolaryngol 266:1929-36. 2009
  10. ncbi request reprint Surgical treatment of exercise-induced laryngeal dysfunction
    Robert C Maat
    Department of Otolaryngology, Haukeland University Hospital, Bergen, Norway
    Eur Arch Otorhinolaryngol 264:401-7. 2007

Collaborators

Detail Information

Publications27

  1. ncbi request reprint Continuous laryngoscopy exercise test: a method for visualizing laryngeal dysfunction during exercise
    John Helge Heimdal
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    Laryngoscope 116:52-7. 2006
    ..To assess the diagnostic feasibility and patient acceptance of a new developed diagnostic test for exercise induced upper airway flow limitation...
  2. ncbi request reprint [A four-year-old boy with swollen cheek after a fall]
    John Helge Heimdal
    Øre nese halsavdelingen, Klinikk for hode hals, Haukeland Universitetssjukehus, 5021 Bergen
    Tidsskr Nor Laegeforen 125:2368-9. 2005
    ..It was removed through a pre-auricular incision. No complications were observed and the boy could leave the hospital after four days of observation with antibiotic therapy and tetanus prophylaxis...
  3. pmc Stimulated monocyte IL-6 secretion predicts survival of patients with head and neck squamous cell carcinoma
    John Helge Heimdal
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    BMC Cancer 8:34. 2008
    ..This study was performed in order to determine whether monocyte in vitro function is associated with presence, stage and prognosis of head and neck squamous cell carcinoma (HNSCC) disease...
  4. ncbi request reprint Head and neck squamous cell carcinoma spheroid- and monocyte spheroid-stimulated IL-6 and monocyte chemotactic protein-1 secretion are related to TNM stage, inflammatory state and tumor macrophage density
    Kenneth W Kross
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital and Broegelmann Research Laboratory, University of Bergen, Bergen, Norway
    Acta Otolaryngol 125:1097-104. 2005
    ..An inverse relation was also noted between the erythrocyte sedimentation rate at monocyte harvest and the monocyte MCP-1 F-spheroid responses...
  5. ncbi request reprint Viable head and neck tumor spheroids stimulate in vitro autologous monocyte MCP-1 secretion through soluble substances and CD14/lectin-like receptors
    Carla Olsnes
    Department of Otolaryngology and Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    Eur Arch Otorhinolaryngol 262:953-60. 2005
    ..In conclusion, the monocyte MCP-1 co-culture response is dependent on metabolically active spheroids, secreted stimuli, and is augmented by direct contact with F-spheroids, possibly via lectin-like receptors and the CD14 receptor...
  6. doi request reprint Laryngeal response patterns to mechanical insufflation-exsufflation in healthy subjects
    Tiina Andersen
    From the Thoracic Department, Norwegian Centre of Excellence for Home Mechanical Ventilation TA, OF, Department of Physiotherapy TA, Department of Pediatrics AS, TH, ODR, Department of Otolaryngology Head and Neck Surgery MH, J HH, and Department of Neurology O BT, Haukeland University Hospital, Bergen, Norway Institute of Clinical Medicine TH, ODR and Institute of Surgical Science J HH, University of Bergen, Bergen, Norway and Bergen University College, Bergen, Norway TA, ODR
    Am J Phys Med Rehabil 92:920-9. 2013
    ..Clinically, application may be challenging in some patient groups, possibly related to laryngeal dysfunction. Before launching a study in patients, the authors investigated laryngeal responses to MI-E in healthy individuals...
  7. doi request reprint Laryngeal response patterns influence the efficacy of mechanical assisted cough in amyotrophic lateral sclerosis
    Tiina Andersen
    Thoracic Department, Norwegian Centre of Excellence for Home Mechanical Ventilation, Bergen, Norway Department of Physiotherapy, Haukeland University Hospital, Bergen, Norway Institute of Clinical Medicine, University of Bergen, Bergen, Norway
    Thorax . 2016
    ..This method often fails in ALS with bulbar involvement, allegedly due to upper-airway malfunction. We have studied this phenomenon in detail with laryngoscopy to unravel information that could lead to better treatment...
  8. pmc Exercise-induced laryngeal obstruction: natural history and effect of surgical treatment
    Robert Christiaan Maat
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, 5021 Bergen, Norway
    Eur Arch Otorhinolaryngol 268:1485-92. 2011
    ..Patients with supraglottic EILO may benefit from supraglottoplasty both as to laryngeal function and symptom relief...
  9. doi request reprint Audiovisual assessment of exercise-induced laryngeal obstruction: reliability and validity of observations
    Robert Christiaan Maat
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, 5021 Bergen, Norway
    Eur Arch Otorhinolaryngol 266:1929-36. 2009
    ..75, P < 0.001). The presented scoring system is reliable and valid, and we suggest that it can be used when laryngeal function during exercise is evaluated...
  10. ncbi request reprint Surgical treatment of exercise-induced laryngeal dysfunction
    Robert C Maat
    Department of Otolaryngology, Haukeland University Hospital, Bergen, Norway
    Eur Arch Otorhinolaryngol 264:401-7. 2007
    ..The ES procedure is an efficient surgical treatment for exercise-induced laryngeal supraglottic obstruction and the CLE-test eases the selection of patients for surgery and facilitates the evaluation of treatment effects...
  11. doi request reprint Laryngeal movements during inspiratory muscle training in healthy subjects
    Astrid Sandnes
    Department of Pediatrics, Haukeland University Hospital, Bergen, Norway
    J Voice 27:448-53. 2013
    ..Before launching a treatment protocol in patients with VCD, we aimed to substantiate this theory by performing laryngoscopy in healthy subjects during standardized IMT programs...
  12. pmc Congenital laryngomalacia is related to exercise-induced laryngeal obstruction in adolescence
    Magnus Hilland
    Department of Otolaryngology and Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    Arch Dis Child 101:443-8. 2016
    ..Most cases are expected to resolve before 2 years of age, but long-term respiratory prospects are poorly described. We aimed to investigate if CLM was associated with altered laryngeal structure or function in later life...
  13. doi request reprint The voice-related quality of life (V-RQOL) measure--a study on validity and reliability of the Norwegian version
    Camilla Aaby
    Speech and Language Therapy Service, Haukeland University Hospital, 5021 Bergen, Norway
    J Voice 27:258.e29-258.e33. 2013
    ..A subsidiary goal was to examine whether the formulation of two additional questions would contribute to strengthen the test...
  14. ncbi request reprint Personality traits in head and neck squamous cell carcinoma patients in relation to the disease state, disease extent and prognosis
    Hans Jørgen Aarstad
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, University of Bergen, Bergen, Norway
    Acta Otolaryngol 122:892-9. 2002
    ..We aimed to study whether personality scores, as measured using the Eysenck Personality Inventory (EPI), are associated with the risk and prognosis of head and neck squamous cell carcinoma (HNSCC)...
  15. ncbi request reprint Presence of activated T lymphocytes in peripheral blood of head and neck squamous cell carcinoma patients predicts impaired prognosis
    Hans Jørgen Aarstad
    Department of Surgical Sciences, Section of Otolaryngology Head and Neck Surgery, Faculty of Medicine, University of Bergen, Bergen, Norway
    Acta Otolaryngol 126:1326-33. 2006
    ..The results indicate that a high level of peripheral blood (PB) T-lymphocyte activation in vivo predicts impaired prognosis with and without adjustment for TNM stage in head and neck squamous cell carcinoma (HNSCC)...
  16. pmc Larynx during exercise: the unexplored bottleneck of the airways
    Ola Drange Røksund
    Department of Pediatrics, Haukeland University Hospital, N 5021, Bergen, Norway
    Eur Arch Otorhinolaryngol 272:2101-9. 2015
    ..Randomized controlled trials with well-defined and verifiable inclusion and success criteria are required to establish evidence-based treatment schemes...
  17. doi request reprint Cross-cultural adaption and translation of the voice handicap index into Norwegian
    Tom Karlsen
    Department of Speech and Language, Statped Vest, Bergen, Norway
    Folia Phoniatr Logop 64:234-40. 2012
    ..To examine the psychometric properties of a Norwegian translation of the Voice Handicap Index (VHI) and test its ability to discriminate between patients and controls. Abbreviated versions of VHI were also studied...
  18. doi request reprint Exercise induced dyspnea in the young. Larynx as the bottleneck of the airways
    Ola Drange Røksund
    Department of Pediatrics, Haukeland University Hospital, N 5021 Bergen, Norway
    Respir Med 103:1911-8. 2009
    ..We aimed to study laryngeal function in exercising humans by transnasal laryngoscopy...
  19. doi request reprint Health-related Quality of Life as Studied by EORTC QLQ and Voice Handicap Index Among Various Patients With Laryngeal Disease
    Tom Karlsen
    Department of Speech and Language, Statped Vest, Bergen, Norway Department of Otorhinolaryngology Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway Department of Clinical Medicine, Faculty of Medicine and Dentistry, University of Bergen, Bergen, Norway Electronic address
    J Voice . 2016
    ..The present paper aims at documenting the importance of including general health-related quality of life (HRQoL) measures to clinical investigations...
  20. doi request reprint Exercise inducible laryngeal obstruction: diagnostics and management
    Ola Drange Røksund
    The Faculty of Health and Social Sciences, Bergen University College, Bergen, Norway Department of Paediatrics, Haukeland University Hospital, Bergen, Norway Electronic address
    Paediatr Respir Rev . 2016
    ..A systematic clinical approach, more and better research and randomised controlled treatment trials are of utmost importance in this field of respiratory medicine...
  21. doi request reprint In vitro Monocyte IL-6 Secretion Levels Following Stimulation with Autologous Spheroids Derived from Tumor or Benign Mucosa Predict Long-term Survival in Head and Neck Squamous Cell Carcinoma Patients
    Hans Jorgen Aarstad
    Department of Clinical Medicine, Faculty of Medicine and Dentistry, University of Bergen, Bergen, Norway
    Scand J Immunol . 2016
    ..This article is protected by copyright. All rights reserved...
  22. doi request reprint The Norwegian Voice Handicap Index (VHI-N) patient scores are dependent on voice-related disease group
    Tom Karlsen
    Department of Speech and Language, Statped Vest, Bedriftssenter, PO Box 6039, 5892, Bergen, Norway
    Eur Arch Otorhinolaryngol 272:2897-905. 2015
    ..The VHI-N may be recommended to be used when monitoring voice-related disease treatment...
  23. ncbi request reprint Mood, anxiety and sense of humor in head and neck cancer patients in relation to disease stage, prognosis and quality of life
    Hans Jørgen Aarstad
    Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, University of Bergen, Bergen, Norway
    Acta Otolaryngol 125:557-65. 2005
    ..Anxiety and depression levels at diagnosis predicted prognosis via an association with extent of disease. Sense of humor, but not anxiety or depression level, predicted lower QoL and depression levels at follow-up...
  24. doi request reprint Left vocal cord paralysis after extreme preterm birth, a new clinical scenario in adults
    Ola Drange Røksund
    Haukeland University Hospital, Department of Paediatrics, N 5021 Bergen, Norway
    Pediatrics 126:e1569-77. 2010
    ....
  25. pmc In Vitro-Stimulated IL-6 Monocyte Secretion and In Vivo Peripheral Blood T Lymphocyte Activation Uniquely Predicted 15-Year Survival in Patients with Head and Neck Squamous Cell Carcinoma
    Helene Hersvik Aarstad
    Department of Clinical Medicine, Faculty of Medicine and Dentistry, University of Bergen, Bergen, Norway Department of Otolaryngology Head and Neck Surgery, Haukeland University Hospital, Bergen, Norway
    PLoS ONE 10:e0129724. 2015
    ..It is postulated that the natural and adaptive immune systems are separately and additionally linked to the clinical aggressiveness of HNSCCs. ..
  26. ncbi request reprint Tumour-associated macrophages secrete IL-6 and MCP-1 in head and neck squamous cell carcinoma tissue
    Kenneth W Kross
    Section for Otorhinolaryngology and Head and Neck Surgery, Institute of Surgical Science, Bergen, Norway
    Acta Otolaryngol 127:532-9. 2007
    ..F-spheroids from LLME-treated tissue fragments showed lower IL-6 and MCP-1 secretion compared with F-spheroids from tissue fragment untreated with LLME...
  27. pmc Impact of EMG Changes in Continuous Vagal Nerve Monitoring in High-Risk Endocrine Neck Surgery
    Katrin Brauckhoff
    Department of Surgery, Haukeland University Hospital, Jonas Lies vei 65, 5021, Bergen, Norway
    World J Surg 40:672-80. 2016
    ....