| Proximal radioulnar articulation | |
|---|---|
 Capsule of elbow-joint (distended). Anterior aspect. | |
 Annular ligament of radius, from above. The head of the radius has been sawn off and the bone dislodged from the ligament. | |
| Details | |
| Identifiers | |
| Latin | articulatio radioulnaris proximalis |
| TA98 | A03.5.09.004 |
| TA2 | 1775 |
| FMA | 38860 |
| Anatomical terminology | |
The proximal radioulnar articulation, also known as the proximal radioulnar joint (PRUJ), is a synovial pivot joint between the circumference of the head of the radius and the ring formed by the radial notch of the ulna and the annular ligament.