Table 2.

Summary of anatomical landmarks annotated on lateral foot radiographs

Structure	Landmarks
Fat pads	Calcaneal fat pad, base of the 5th metatarsal fat pad, 1st metatarsal head fat pad
1st Metatarsal	5 points: Head center; apex of anterior articular surface; base of anterior articular surface; apex of inferior shaft bowing, inferior border of the metatarsal base
Proximal Phalanx	2 points: Head anterior articular surface; inferior border of the phalanx base
Sesamoids	2 points for each sesamoid: center of the sesamoid bone, and lower border of that sesamoid bone
Cuboid	2 points: anterior lower border point, posterior lower border point
Navicular bone	2 points: anterior lower border point, posterior lower border point
Cuneiform	2 points: anterior lower border point, posterior lower border point
Calcaneus	2 points: anterior lower border point, posterior lower border point