Similar to Pelligrini-Stieda disease of the knee, repetitive injury to the elbow may result in calcification of portions of the ulnar collateral ligament. These patients are at risk for rupture of this ligament.

A	AP radiograph of the elbow. This shows heterotopic calcification at the ulnar side of the elbow, due to calcification of the ulnar collateral ligament.

Links to online textbooks

• Wheeless' Orthopedics: discussion of medial collateral ligament of the elbow injuries

References:

• Sonin AH, Fitzgerald SW: MR imaging of sports injuries in the adult elbow: a tailored approach AJR Am J Roentgenol. 1996 Aug;167(2):325-31.           [See related articles]
• Mulligan SA, Schwartz ML, Broussard MF, Andrews JR: Heterotopic calcification and tears of the ulnar collateral ligament: radiographic and MR imaging findings AJR Am J Roentgenol. 2000 Oct;175(4):1099-102.           [See related articles]

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