Endoscopic Release of the Flexor Hallucis Longus Tendon at Posterior Ankle for Management of Checkrein Deformity of the Great Toe, Second Toe, and Third Toe
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Checkrein deformity is rare and involves entrapment or fixed tethering of the flexor hallucis longus (FHL) in the posterior foot, just proximal to the flexor retinaculum of the ankle, and causes the "constant length phenomenon" of FHL. The clinical presentatio... ...