Diabetic Foot Ulcer

A diabetic foot ulcer is an open sore on the foot in someone with diabetes. They develop from a combination of nerve damage, poor circulation, and minor injury, and are a leading cause of hospitalization and amputation in diabetes.

Quick Facts

  • ICD-10: L97
  • Prevention: Daily foot care critical

Daily Foot Care

  • Inspect feet every day (use a mirror if needed)
  • Wash and dry feet carefully, especially between toes
  • Moisturize but not between toes
  • Trim toenails straight across
  • Wear proper shoes (no walking barefoot)
  • Avoid hot water and heating pads on feet
  • Annual foot exam with provider; more often if neuropathy present
  • Tight blood sugar control

Treatment

  • Offloading (special shoes, casts, crutches)
  • Wound debridement and care
  • Infection control with antibiotics
  • Improve blood flow (vascular procedures if needed)
  • Tight glucose control
  • Smoking cessation
  • Advanced wound therapies, hyperbaric oxygen in selected cases

When to See a Doctor

Any new foot wound, blister, or area of redness in a person with diabetes needs prompt evaluation. Early treatment prevents amputation.

Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about a medical condition. If you are experiencing a medical emergency, call your local emergency number immediately.

References

  • American Diabetes Association. Foot Care Resources.