[Multiple myeloma: abdominal pain during treatment]. / Bauchschmerzen unter Therapie bei Multiplem Myelom.

A 77 year-old man suffering from adominal pain and urinary retention with a long history of a multiple myeloma was admitted to the emergency room. The previous clinical course during various chemotherapies was affected by several serious infections. Surprisingly, the diagnostic investigation including ultrasound and computed tomography showed an acute appendicitis.