Q:

What causes skin sores that do not heal?

A:

Quick Answer

While there are many causes of skin sores that do not heal, diabetes results in this type of sore on the feet and legs, notes WebMD. With diabetes, a small sore can turn into an ulcer that requires amputation to control infection. Prevention is essential.

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Full Answer

In the elderly, bedsores result from pressure on the tissue when the individual has difficulty moving, explains Mayo Clinic. The pressure injures the skin and underlying tissues. Complications of bedsores include sepsis, cellulitis and infections of the bone or joints. Bedsores are difficult to treat, and many health care organizations assign a team of nurses, doctors, social workers and nutritionists to work with the patient and his family. In some cases, the patient needs surgery to remove diseased tissue.

Sores that do not heal can also indicate skin cancer, according to the American Academy of Otolaryngology- Head and Neck Surgery. Unprotected exposure to ultraviolet light from the sun increases the chances of skin cancer. The color of a personメs complexion, family history and location of his home factor into his risk for skin cancer. Other risk factors for skin cancer include ulcers, such as those from diabetes, or bedsores that do not heal. An early diagnosis of skin cancer is key to reducing the chances of it causing death.

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