Fig. 3

Male patient 43 years old, complaining of post-traumatic pain at the lateral aspect of the middle finger at the level of the PIP. Coronal T2 STIR (a), coronal T1WI fat-saturated (b), and axial T2WI fat-saturated (c) imaging of the right middle finger showing discontinuity of the proximal fibers of the lateral collateral ligament of the middle finger at the level of the PIP (white arrow) with related fluid signal intensity. Diagnosis was complete tear of the radial collateral ligament of the right middle finger at the level of the PIP