My mom has these sores that look like diabetic ulcers on her feet, but she's not a diabetic. what could they be?

Ulcerations: There are many types of ulcerations and a patient does not have to be diabetic to develop. The most common types are diabetic and vascular related. If you mom has no history of a diabetes, she still needs to be evaluated. See a foot specialist or a wound care specialist for a complete workup before other issues ensue, such as infection.

More info needed: To receive an answer that will be more helpful, you need to give more information...Your health status, any problems such as gout, diabetes or blood pressure concerns. You should state how long it has been a problem and what you do to make it feel better. Also tells us what it looks like. Is it discolored, swollen or point tender. The more you tell the better the answer.

Ulcers: People with diabetes develop foot ulcers which are open sores on the feet that go through the skin but you don't have to be a diabetic to have open sores. Pressure, loss of sensation and trauma can all lead to ulcers. All of these can lead to serious complication and can themselves result in serious consequences such as amputation. She needs to be checked by a professional to resolve the issue.

Depends: There are many different types of sores. Your mother could possibly be an undiagnosed diabetic. Have the sores evaluated. As long as they are healing the type of wound does not matter so much.

Many possibilities: Some causes of foot ulcer include trauma, poor arterial or venous circulation, and skin cancer.