Ganglion cyst causing ulnar compression syndrome at the wrist.
D000328:Adult; D003560:Cysts / Q000150:complications* / Q000601:surgery; D005724:Ganglia / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D009408:Nerve Compression Syndromes / Q000209:etiology; D011312:Pressure; D014459:Ulnar Nerve; D014953:Wrist / Q000294:innervation