Fig. 4From: Superselective angiography of the wrist in patients with Kienböck’s diseaseSuperselective 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 disappearBack to article page