Left radial collateral branch of deep brachial artery (Arteria collateralis radialis)
Educational content only — not medical advice.
Anatomy
The anterior terminal branch of the profunda brachii, piercing the lateral intermuscular septum with the radial nerve to anastomose anterior to the lateral epicondyle with the radial recurrent artery.
Clinical notes
Forms the primary vascular pedicle for the lateral arm free flap, widely used in reconstructive surgery for head, neck, and hand defect coverage.
Related structures
Educational references
FAQ
What is the role of the Left radial collateral branch of deep brachial artery?
The anterior terminal branch of the profunda brachii, piercing the lateral intermuscular septum with the radial nerve to anastomose anterior to the lateral epicondyle with the radial recurrent artery.
Why is the Left radial collateral branch of deep brachial artery clinically important?
Forms the primary vascular pedicle for the lateral arm free flap, widely used in reconstructive surgery for head, neck, and hand defect coverage.
Source & license
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