Overview
Hans-olaf Johannessen practices in Oslo, Norway. Johannessen is rated as an Advanced expert by MediFind in the treatment of Empyema. Their top areas of expertise are Esophageal Perforation, Empyema, Intussusception in Children, Esophageal Cancer, and Endoscopy.
Their clinical research consists of co-authoring 20 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, they have co-authored 3 articles in the study of Empyema.
Locations
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Experts who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Esophageal PerforationJohannessen isDistinguished. Learn about Esophageal Perforation.
- Advanced
- EmpyemaJohannessen isAdvanced. Learn about Empyema.
- Experienced
- Bowel IncontinenceJohannessen isExperienced. Learn about Bowel Incontinence.
- Diaphragmatic HerniaJohannessen isExperienced. Learn about Diaphragmatic Hernia.
- EndoscopyJohannessen isExperienced. Learn about Endoscopy.
- Esophageal CancerJohannessen isExperienced. Learn about Esophageal Cancer.
- GangreneJohannessen isExperienced. Learn about Gangrene.
- Gastroesophageal Reflux Disease (GERD)Johannessen isExperienced. Learn about Gastroesophageal Reflux Disease (GERD).