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Review Question - QID 4518

In scope icon L 4 B
QID 4518 (Type "4518" in App Search)
A 58-year-old man presents with right middle finger swelling. Radiographs and an MRI of his hand are shown in Figure A and B. Tissue biopsy and staging investigations are performed. The tumor is then resected en bloc with the middle metacarpal, which is amputated 1.5cm from the carpometacarpal joint. The attached deep transverse intermetacarpal ligaments are sacrificed. To prevent scissoring of the remaining digits and small objects falling through the gap between index and ring fingers, which of the following procedures should be performed?
  • A
  • B
  • A
  • B