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Transscaphoid Transcapitate Perilunate Fracture-dislocation with Inferior Arc Injury and Acute Ulnar Nerve
John P Avendano1, Daniel O Gallagher1, Emily Van Kouwenberg2
1Department of Plastic and Reconstructive Surgery, Rutgers Robert Wood Johnson Medical School, Rutgers University, New Brunswick, NJ.
Journal of Orthopaedic Case Reports
|July 3, 2023
Summary
This case report details an unusual perilunate fracture-dislocation (PLFD) with inferior arc injury and acute ulnar neuropathy. Early diagnosis and surgical intervention are crucial for favorable outcomes in these rare wrist injuries.
Area of Science:
- Orthopedic Surgery
- Traumatology
- Neurosurgery
Background:
- Perilunate dislocations and fracture-dislocations (PLFD) are rare wrist injuries, accounting for less than 10% of all wrist trauma.
- Median neuropathy is a common complication (23-45%), but ulnar neuropathy is infrequently reported.
- Combined greater and inferior arc injuries represent a rare subset of PLFD.

