What Is Diabetic Neuropathy?

Diabetic neuropathy is nerve damage caused by high blood sugar levels over time. It affects up to 50% of people with diabetes. The most common form affects the feet and legs, but it can affect nerves throughout the body.1

Types2

  • Peripheral neuropathy - Feet, legs, hands, arms (most common)
  • Autonomic neuropathy - Internal organs
  • Proximal neuropathy - Hips, thighs, buttocks
  • Focal neuropathy - Single nerves

Symptoms of Peripheral Neuropathy

  • Numbness or reduced sensation
  • Tingling or burning
  • Sharp or shooting pain
  • Extreme sensitivity to touch
  • Muscle weakness
  • Balance problems
  • Foot ulcers (from unnoticed injuries)

Prevention

  • Blood sugar control (most important)
  • Regular foot exams
  • Healthy lifestyle
  • Avoid smoking
  • Limit alcohol

Treatment3

Blood Sugar Management

  • Optimize glucose control
  • Can slow progression

Pain Medications

  • Duloxetine (FDA-approved)
  • Pregabalin (FDA-approved)
  • Gabapentin
  • Tricyclic antidepressants
  • Topical treatments

Foot Care

  • Daily foot inspections
  • Proper footwear
  • Regular podiatry visits

References

  1. Pop-Busui R, Boulton AJ, Feldman EL, et al. Diabetic neuropathy: a position statement by the American Diabetes Association. Diabetes Care. 2017;40(1):136-154.
  2. Callaghan BC, Cheng HT, Stables CL, et al. Diabetic neuropathy: clinical manifestations and current treatments. Lancet Neurol. 2012;11(6):521-534.
  3. Bril V, England J, Franklin GM, et al. Evidence-based guideline: treatment of painful diabetic neuropathy. Neurology. 2011;76(20):1758-1765.