Correction of Triphalangeal Thumb with a Small Delta Phalanx by Proximal Phalanx Closed Wedge Osteotomy

Autor: Mohammad Ali Okhovatpour, Amirjafar Adibi
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Journal of Orthopedic and Spine Trauma, Vol 10, Iss 3 (2024)
Druh dokumentu: article
ISSN: 2538-2330
2538-4600
DOI: 10.18502/jost.v10i3.16784
Popis: Triphalangeal thumb is a rare congenital anomaly especially in Asian population. Traditional treatments depend on the type of deformity and the presence of concomitant anomalies and include either excision in addition to the ligament reconstruction or fusion and shortening osteotomy. Instability and stiffness are the major concerns following the traditional techniques. In this study, we report a case of right triphalangeal thumb with a small delta phalanx in a nine-year-old boy that was treated by proximal phalanx radial closed wedge osteotomy without delta phalanx resection and intracapsular dissection. The angular deformity and the appearance of the thumb was corrected by this simple procedure without resulting in instability and stiffness in the interphalangeal joint.
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