Literature Review: Modalities of Treatment for Scaphoid Nonunion Advanced Collapse

Document Type : Original Article

Author

The Department of Orthopedic Surgery, Faculty of Medicine, Cairo University* and Helwan University Hospital**

10.21608/mjcu.2025.464459

Abstract

Background: Scaphoid nonunion advanced collapse is pre-dictable pattern of wrist arthritis following Scaphoid fracture nonunion which disrupt the normal mechanics and movement of the wrist. Degenerative arthritis is mainly in radiocarpal and midcarpal. Many surgical interventions were described as we will discuss in this review. Aim of Study: Is to review literature in modalities of treat-ment for scaphoid nonunion advanced collapse (SNAC). Conclusion: Different operative techniques were de-scribed in literature. Four corner fusion is achieving good results, many modification was invented to simplify surgical approach, and improve union rate as capitolunate, Bicolumi-nar fusion, three corner fusion. Proximal raw carpectomy have good range of movement.

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