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. 2019 Apr 4;20:143. doi: 10.1186/s12891-019-2492-5

Fig. 4.

Fig. 4

Superselective angiography of the interosseous artery show stopped flow in extension and flexion. Superselective angiography of the anterior interosseous artery, lateral view (patient 7). a normal position, b flexed wrist, c extended wrist. Arrows: Two blushing capillary areas are visible in the neutral position. In flexion the distal capillary area disappears, in extension both disappear