Registered Nurses' Association of Ontario

Nursing Best Practice Guidelines

University of Texas Wound Classification System








                                                                 GRADES
  0 I II III
A Pre- or post-ulcerative lesion Superficial wound, not involving tendon, capsule or bone Wound penetrating to tendon or capsule Wound penetrating to bone or join
B Pre- or post- ulcerative lesion, completely epithelialized with infection Superficial wound, not involving tendon, capsule or bone with infection Wound penetrating to tendon or capsule with infection Wound penetrating to bone or joint with infection
C Pre- or post- ulcerative lesion, completely epithelialized with ischemia Superficial wound, not involving tendon, capsule or bone with ischemia Wound penetrating to tendon or capsule with ischemia Wound penetrating to bone or joint with ischemia
D Pre- or post- ulcerative lesion, completely epithelialized with infection and ischemia Superficial wound, not involving tendon, capsule or bone with infection and ischemia Wound penetrating to tendon or capsule with infection and ischemia Wound penetrating to bone or joint with infection and ischemia

Note. From “Validation of a diabetic wound classification system: The contribution of depth, infection and ischemia to risk of amputation,” by D.G. Armstrong, L.A. Lavery and L.B. Harkless, 1998, Diabetes Care, 21(5), p. 855-859. Reprinted with permission.