hammer toes

Deformities

Mallet

- DIP flexed

- MTP / PIPJ neutral

Hammer 

- PIP flexion

- DIPJ neutral / extended

Simple - MTP not involved

Complex - MTP hyper-extended

Claw 

- PIPJ and DIPJ flexed

- MTPJ hyperextended

Curly toe 

- PIP and DIP flexion