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The Resolution

Diagnosis: Osteochondromatosis. Osteochondromatosis is an inherited disorder in which multiple osteochondromas (black arrows in Figure 2) are seen throughout the skeleton.

Patients may have anywhere from 2 osteochondromas to hundreds of them. Most are incidentally found on x-rays in adolescents. If osteochondromas are not discovered incidentally, patients present in the first or second decade of life with palpable bony masses and limb shortening.

Complications of osteochondromas include fractures, bony deformities, neurologic and vascular injuries, bursa formation, and malignant transformation.

Clinical Challenge: June, 2015