[Anatomic variants as a rare cause of distal ulnar nerve compression]. / Anatomische Variante als seltene Ursache einer distalen Ulnariskompression.

A case of anatomical variation of the course and branching of the ulnar nerve causing a nerve compression syndrome at the wrist joint is described. Decompression and transposition as well as tenotomy of the flexor carpi ulnaris were carried out, followed by improvement in neurological findings and complaints.