Radiopaedia.org

Key images:

The coronal image demonstrates a severely oedematous and thickened dorsal radioulnar ligament (red arrows).

Axial and sagittal images indicate detachment of the triangular fibrocartilage complex (TFCC) at the dorsal radioulnar ligament (blue arrows).

Further proximal axial image shows an intra-articular loose body/fragment (red arrowhead).