Northwestern University Feinberg School of Medicine

Orthopedic Teaching

Wrist Case 10 History/Physical Exam

Scapholunate dissociation


History and Physical Exam

Acute scapholunate dissociation usually results from a fall on an outstretched arm. The scapholunate interosseous ligament usually tears with severe hyperextension of the wrist.

On physical exam, the patient often has a swollen and tender wrist, often with point tenderness over the dorsal-radial carpus.