Medical

proximal radioulnar articulation

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prox·i·mal ra·di·o·ul·nar joint

[TA]

the pivot synovial joint between the head of the radius and the ring formed by the radial notch of the ulna and the annular ligament.

Synonym(s): articulatio radioulnaris proximalis [TA], proximal radioulnar articulation, superior radioulnar joint

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References in periodicals archive

The elbow comprises three articulations: the radiocapitellar joint (Figure 1), the trochleoulnar joint (Figure 2), and the proximal radioulnar articulation, each with its own group of nerve, vessel and muscular involvement.

Diagnostic ultrasound of the elbow

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