Mallet finger

Case contributed by Dr Mohammad Taghi Niknejad

Presentation

Trauma.

Patient Data

Age: 25 years
Gender: Male
X-ray

Small avulsion fracture of the dorsal aspect of the base of the distal phalanx of the 5th finger.

Case Discussion

A triangular bony fragment at the insertion of the common extensor tendon on the dorsal aspect of the distal phalanx is compatible with the mallet finger.

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