Subungual exostosis is a rare benign osteocartilaginous tumor, of unknown etiology, that affects the subungual part of the distal phalanx and predominantly affects adolescent females. The objective of this study is to evaluate the results of surgical treatment of subungual exostosis in pediatric patients by means of surgical excision and nail preservation. We present a retrospective study, including pediatric patients with subungual exostosis who underwent surgical treatment in a single institution, over a 6-year period, We describe the surgical technique used, the characteristics of the patients and lesions, and evaluate the results obtained in terms of function, satisfaction and complications.
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