4.2 of 51 Ratings
Which of the following findings would be present in a patient with a sagittal band injury?
Locking of the digit in a flexed position
Laxity of the PIP joint to valgus stress when the PIP is flexed 30° and the MCP is flexed 90°
Rigidity of the DIP joint when the PIP is flexed 90° over edge of a table and the patient is asked to extend the digit
Inability to actively flex the DIP joint
Inability to actively extend the MCP joint but able to maintain MCP extension after passive extension
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A 28-year-old NFL running back complains of continued hand pain three days following an injury sustained while being tackled. He was splinted on the field. He has tenderness over the long finger metacarpal head, with subluxation of the extensor tendon into the intermetacarpal area during active metacarpophalangeal joint flexion. A representative MRI is shown in Figure A. What is the next best step in management of this patient?
Continued splinting in flexion
Continued splinting in extension
Open repair of the disrupted junctura tendinae
Open repair of the disrupted sagittal band
A 20-year-old man has pain, swelling, and popping over his index metacarpophalangeal joint after striking a wall 3 days ago. Radiographs are normal, but physical exam reveals a palpable defect over the dorsum of the joint with clenching of the fist, and this defect is resolved with extension of the metacarpophalangeal joint. What is the next most appropriate step in treatment?
Trigger finger steroid injection
Extension splinting of the metacarpophalangeal joint
Extensor hood reconstruction
Metacarpophalangeal joint arthrodesis