Reoperation after primary operation for pre-axial polydactyly of the hand: A 12-year experience at a single institute.

Background: This study aimed to evaluate and describe the rate, reasons, and detailed procedures of reoperations for pre-axial polydactyly of the hand at our institute conducted within 12 years.

Methods: We retrospectively reviewed the medical records and radiographs of 268 patients (292 digits) with pre-axial polydactyly of the hand, who were treated surgically at our institute from November 2006 to May 2018 and followed up for >12 months.

Results: Fifty-two thumbs of 47 patients underwent reoperations, yielding a 17.