Grade | |||||
Stage | 0 | 1 | 2 | 3 | |
A | Pre-ulcerative lesions No skin break | Superficial wound No penetration | Wound penetrating tendon or capsule | Wound penetrating bone or joint | |
B | With infection | With infection | With infection | With infection | |
C | With ischemia | With ischemia | With ischemia | With ischemia | |
D | With infection and ischemia | With infection and ischemia | With infection and ischemia | With infection and ischemia | |
Stage | Description |
Stage I | Non-blanchable erythema of intact skin |
Stage II | Partial thickness skin loss; ulcer extends down to epidermis and/or dermis |
Stage III | Full thickness skin loss; ulcer extends down to subcutaneous fat and fascia |
Stage IV | Full thickness skin loss with extensive destruction and tissue necrosis; ulcer extends down to muscle, bone, tendon, or joint capsule |
Grade | Description | Treatment |
Grade 0 | Skin intact but bony deformities lead to "foot at risk" | Shoe modifications with serial exams |
Grade 1 | Superficial ulcer | Office debridement and contact casting |
Grade 2 | Deeper, full thickness extension | Operative formal debridement and contact casting |
Grade 3 | Deep abscess formation or osteomyelitis | Operative formal debridement and contact casting |
Grade 4 | Partial Gangrene of forefoot | Local vs. larger amputation |
Grade 5 | Extensive Gangrene | Amputation |