Mallet finger

Case contributed by Mohammad Osama Hussein Yonso
Diagnosis certain


Contusion of the right ring finger with trolley 5 days back. Clinical examination: tenderness with mallet deformity of the distal interphalangeal joint of the right ring finger.

Patient Data

Age: 30 years
Gender: Male

Avulsed fracture at the base of the distal phalanx of the right middle finger with mallet finger deformity.

Soft tissue swelling is noted.

Case Discussion

A mallet finger refers to an injury of the finger extensor mechanism, either as a result of injury to the extensor tendon or due to an avulsion fracture at the base of the distal phalanx with dorsal displacement, resulting in the shape of a hammer-like finger.

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