Middle Phalanx Base Injury

Middle phalanx base fracture
Intraarticular I Nondisplaced
II Comminuted / Central Impaction
III Marginal with Subluxation Dorsal Segment Failure
Palmar Segment Failure
Collateral ligament Failure
IV Fracture Dislocation Dorsal Fracture Fragment
Palmar Fracture Fragment
Central impaction
Dorsal and palmar fragments
Collateral ligament fragment
V Longitudinal Split

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