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The radiographic drop sign was first identified by Coonrad in simple and complex elbow fractures and dislocations. He defined this sign as an increased ulnohumeral joint distance greater than 3-4 mm. Complications associated with drop sign includes limited elbow motion leading to contracture which is associated with pain.

Occurs when all the ligaments are intact. The midcarpal & radiocarpal joints move in different directions when wrist moves in Radial & Ulnar Deviation. During radial deviation, the proximal carpal […]