Diabetic foot ulcer |
Caused by neuropathy and lower extremity vascular disease |
Silver ion foam dressings, hydrofiber dressings, non-adhesive dressings |
Lacks oxygen and blood supply in the wound bed |
Long-term stagnation in the inflammatory phase |
Chronic venous leg ulcer |
Caused by the high pressure of the blood in the leg veins |
Alginate dressings, silver-impregnated dressings, foam dressings |
Lacks blood supply in the wound bed |
Large amount of necrotic tissue |
Abnormal exudate on the ulcer surface |
Accompanied by multiple bacterial infections |
Pressure injury |
Caused by stress and tissue tolerance |
Foam dressings, hydrocolloid dressings, polyurethane film |
Local injury to the skin or subcutaneous soft tissue |
Occurs at the site of the bone prominence or due to the compression of a medical device |
Radiation dermatitis |
Local skin lesions caused by radiation |
Film dressings, silver-containing hydrofiber, polyurethane foam, alginate dressings |
Slow cell proliferation |
Decreased cytokine activity |
Decreased collagen content |
Burn and scald |
Tissue damage caused by heat |
Moist occlusive dressings, silver-impregnated dressings |
Large amount of exudate |
Prone to infection |
Severe cases can affect subcutaneous and submucosal tissues |