Wrist Surgery
A 38-year-old man presents with persistent wrist pain 6 months after a fall on an outstretched hand. He reports dorsal wrist pain, weakness of grip, and a clicking sensation. Examination reveals dorsal wrist swelling, tenderness over the scapholunate interval, and a positive Watson (scaphoid shift) test. Radiographs show a scapholunate gap of 4mm on PA view with a "ring sign" of the scaphoid. The scapholunate angle measures 75 degrees on lateral view. Regarding scapholunate ligament injury:
Mark each as TRUE or FALSE
The scapholunate interosseous ligament (SLIL) has three components: dorsal (strongest, most importan...
Radiographic findings include scapholunate gap greater than 3mm ("Terry Thomas sign"), scapholunate ...
The volar component of the SLIL is the strongest and most important; SLIL injury causes VISI pattern...
Treatment depends on injury stage: acute injuries (less than 6 weeks) with repairable tissue may und...
Untreated scapholunate instability leads to SLAC (scapholunate advanced collapse) wrist arthritis in...
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Click T (True) or F (False) for each option