Locking of the proximal interphalangeal joint of the little finger.
Costello CH., Lam DG., Giele HP.
Locking of the metacarpophalangeal joints is well documented, but locking of other joints in the finger has not been described. We present a case of locking of the little finger proximal interphalangeal joint due to an osteophyte impinging on the extensor tendon.