- Anatomical snuff-box: triangular depression on the lateral side of the dorsum of the hand, seen on hyperextension of the thumb.
Boundaries, Floor and Roof
Boundaries, floor and roof of the anatomical snuff-box
Part
Anterolateral boundary
- Formed by
- Tendons of abductor pollicis longus and extensor pollicis brevis
Posteromedial boundary
- Formed by
- Tendon of extensor pollicis longus
Floor
- Formed by
- Scaphoid and trapezium
Roof
- Formed by
- Skin and superficial fascia
Contents
- Content: radial artery, lying on the floor of the snuff-box.
dorsum of hand, boundaries and contents of the anatomical snuff-box Dorsum of hand, boundaries and contents of the anatomical snuff-box.