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. 2026 Mar 9;26:193. doi: 10.1186/s12880-026-02267-6

Fig. 3.

Fig. 3

The absence of the arcuate ligament and ulnar nerve dislocation. H, Humerus; U: Ulna. A. The absence of arcuate ligament and ulnar nerve dislocation by intraoperative exploration. B. The absence of the arcuate ligament by the 3D-FIESTA-C sequence. The absence of the arcuate ligament allows for ulnar nerve subluxation, and the peripheral highsignal rim represents surrounding adipose tissue