Dorsal Radial Tubercle Anatomy in 3D

Also known as Lister’s Tubercle, it acts as a pulley for the extensor pollicis longus (EPL) tendon. Following a distal radius fracture, this tubercle can become irregular, leading to late-onset rupture of the EPL tendon.

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Related structures

Radius Radial Styloid Process Radial Tuberosity Abductor Pollicis Longus (Radius Origin) Anterior Border of Radius Anterior Surface of Radius Articular Circumference of Head of Radius Articular Facet of Head of Radius