[A man presenting with fever and abdominal pain].

A 34-year-old man with no previous medical history was referred to our surgical department with abdominal pain and fever. Over the next days he developed a cluster of symptoms, which finally led us in the right diagnostical direction. On admission he had clinical findings and biochemistry supportive of cholecystitis.

[Mutual evaluation as a method of quality assurance in hospital units].

Background: Mutual visit schemes have been used in quality assurance of general practice. We have examined the effect of mutual evaluation in the quality assurance of patient care in hospital units.

Material And Methods: Four university hospital units for medical gastroenterology received and performed one visit each.