All nine patients had a positive Allen's test result showing no flow through the ulnar artery, the most common physical finding. Physical findings of vascular insufficiency of affected digits were ...

The anatomy of all digits of the hand is similar within narrow limits. The superficial palmar arch is a continuation of the ulnar artery, and from this arch three common volar digital arteries ...

Thrombosis of the ulnar artery can be a cause of significant morbidity. Most often a consequence of blunt trauma to the hypothenar eminence of the hand, it may be attributable to one traumatic ...