Dupuytren subungual exostosis

Overview

A benign form of slow-growing tumor that develops on the surface of the bones under the nails. The cause of the condition is unknown and it tends to occur in children and young adults. The big toe is the most common digit affected.

Symptoms

Dupuytren subungual exostosis includes the 1 symptoms listed below:

• Painful mass under nail

The symptom information on this page attempts to provide a list of some possible signs and symptoms of Dupuytren subungual exostosis. This signs and symptoms information for Dupuytren subungual exostosis has been gathered from various sources, may not be fully accurate, and may not be the full list of Dupuytren subungual exostosis signs or Dupuytren subungual exostosis symptoms. Furthermore, signs and symptoms of Dupuytren subungual exostosis may vary on an individual basis for each patient. Only your doctor can provide adequate diagnosis of any signs or symptoms and whether they are indeed Dupuytren subungual exostosis symptoms.

Diagnosis

The differential diagnosis of subungual exostosis includes verruca, pyogenic granuloma, glomus tumor, carcinoma of the nail bed, subungual epidermal inclusion cyst, melanotic whitlow, and enchondroma. Like an exostosis, an enchondroma may involve the distal phalanx. However enchondromas are cartilaginous tumors arising in the medullary cavity of tubular bones and appear on x-ray as a radiolucent defects with expansion of the bone