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Diabetic foot ulcers usually occur on the bottom of the foot. They can also appear along the top and bottom of each toe. Shoes that do not fit well can cause ulcers on the sides of the feet.
Areas of the foot that have already had an ulcer may need more protection after healing, to prevent an ulcer from forming there again.
Current as of: May 1, 2026
Author: WebMD Ignite Staff Clinical Review Board All WebMD Ignite education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.
Clinical Review Board All WebMD Ignite education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.
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