Carpal coalition refers to the abnormal fusion of two or more carpal bones that occurs when they fail to separate during intrauterine development. First described by Eduard Sandifort in 1779, carpal coalitions are often an isolated issue which connect two carpal bones in the same row of the wrist. These congenital conditions occur at varying rates across the population.

Signs and symptoms

Patients with carpal coalition often offer no clinical significance and patients rarely have

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