Superficial Arch and Superficial Branch of Radial Artery
- The superficial palmar vascular arch and the superficial palmar branch of the radial artery (SPBRA) are not visible or palpable on exam.
- The superficial palmar vascular arch and the superficial palmar branch of the radial artery can be localized with Doppler.
Diagrams & Photos
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The superficial palmar vascular arch -
The superficial palmar branch of the radial artery
Key Points
- There is significant variation in the completeness of the superficial palmar arch and the contributions by the ulnar and/or radial artery.
- The superficial palmar arch anastomosis with the superficial branch of the radial artery at the border between the thenar space and the mid-palmar compartment space.