Corpus3D

Ankle and foot

Base of the fifth metatarsal

Basis ossis metatarsi V

How to find it
Follow the lateral border of the foot proximally to the clear bump halfway along the foot.
What you use it for
Insertion of the fibularis brevis; tenderness here after an inversion trauma belongs to the Ottawa ankle rules and fits an avulsion fracture.
On the bone
Fifth metatarsal bone
Body region
Ankle and foot