4 Emergency Warning Signs in Diabetic Foot: Infection, Edema, Neuropathy, and Necrosis That Increase Amputation Risk
When I assess a wound in a diabetic foot, I do not just look at whether the skin is open. What truly defines urgency is the presence of certain aggravating factors that tell me the lesion may worsen quickly, become deeply infected, or compromise tissue viability. That is why, when a diabetic foot ulcer or wound shows these 4 warning signs, my message is clear: do not wait . 1. 🔴 Infection: redness, pus, bad odor, or fever Infection is one of the most dangerous turning points in diabetic foot disease. In diabetic foot ulcers, infection is common, and classic warning signs include cellulitis or spreading redness, swelling, increased local warmth, bad odor, pus, and sometimes abscess formation . A very important point: because of neuropathy , pain may be absent. So a patient may have a serious infection and still say, “It doesn’t hurt.” From a practical standpoint, these are the signs that make me think of urgent diabetic foot infection: Redness spreading around the wound P...