Hallux Valgus & Metarsus Primus Varus

 

Hallux Valgus

A: Line drawn through the longitudinal axis of the first metatarsal

B: Line through the longitudinal axis of the first proximal phalanx

Normal < 15°

>  15° = hallux valgus

Metatarsus Primus Varus

A: Longitudinal axis of the first metatarsal

B: Longitudinal axis of the second metatarsal

Normal < 9°

> 9° = Metatarsus Primus Varus