Table 1.

Snapping elbow syndromes [9,10,17].

Intraarticular cause	Extraarticular cause
	Medial localisation	Lateral localisation
Radiohumeral menisci interposition Inflammatory process Synovial plica impingement Posterolateral elbow rotator instability	Ulnar nerve skipping Medial displacement of the distal triceps Snapping the brachialis muscle	Posterio-lateral rotator instability Lateral displacement of the distal triceps Snapping annular ligament over the radial head