PEDIS Score for Diabetic Foot UlcersLoading...PerfusionNo peripheral artery disease0Peripheral artery disease, no critical ischemia+1Critical limb ischemia+2ExtentSkin intact0< 1 cm^2+11-3 cm^2+2> 3 cm^2+3Depth (use of sterile blunt nasal probe/imaging tests)Skin intact0Superficial+1Fascia, muscle, tendon+2Bone or joint+3InfectionNone0Surface+1Abscess, fasciitis and/or septic arthritis+2SIRS+3SensationSensation intact0Loss of sensation+1