There are many reasons for foot ulcers, which may be trauma, eczema, bacterial infection, allergic vasculitis and so on.
1. Trauma: Foot is subjected to all kinds of trauma, including burns, falls, blunt force trauma, etc., which can cause damage to the soft tissues of the skin and lead to skin ulceration.
2. Eczema: if eczema is serious, especially acute eczema, skin erosion can occur after scratching, and serious ulcers can appear.
3. Bacterial infections: Various bacterial infections, such as boils, folliculitis, impetigo, can cause purulent skin infections and foot ulcers.
4. Allergic vasculitis: it can cause skin erythema, blisters, ulcers, skin necrosis on the lower limbs and ankles, and the dorsum of the feet can be involved in severe cases.
Foot ulcers, you can go to the dermatology department, according to the cause of the disease, under the guidance of the doctor treatment.