Wagner

W A G N E R (Foot Ankle, 2:64-122, 1981)

Grade 0 – no open lesions but bony prominence and/or structural deformity present
Grade 1 – superficial ulcer without penetration to the deep layers
Grade 2 – deep ulcer penetrating to tendon, joint capsule, or bone
Grade 3 – Grade 2 depth with the presence of infection
Grade 4 – gangrene of the forefoot
Grade 5 – gangrene of the entire foot