Table 1.

Scoring system for footpad dermatitis (FPD) on the metatarsal footpad adapted from Hocking et al. (20).

Scoring level	Definition
0	Intact foot
1	Small, punctual alterations covers <10% of the metatarsal footpad surface
2	Altered lesion covers <25% of the metatarsal footpad surface
3	Altered lesion covers <50% of the metatarsal footpad surface
4	Altered lesion covers more than 50% of the metatarsal footpad surface

Pictures by Jenny Stracke.