Diabetic foot ulcers: A devastating complication of diabetes mellitus continues non-stop in spite of new medical treatment modalities

Table 3 Wound, Ischemia, and foot Infection classification

	Wound	Ischemia; toe pressure/tcpo2	Infection
0	No ulcer and no gangrene	> 60 mm/Hg	Non-infected
1	Small ulcer and no gangrene	40-59 mm/Hg	Mild (< 2 cm sellulitis)
2	Deep ulcer and gangrene limited to toes	30-39 mm/Hg	Moderate (> 2 cm sellulitis)
3	Extensive ulcer or extensive gangrene	< 30 mm/Hg	Severe (systemic response/sepsis)