The cause of neuropathy shapes the treatment. Diabetes is the most common cause worldwide; chemotherapy and HIV are major causes in people treated for those conditions.
| Type | Key facts |
|---|---|
| Diabetic neuropathy | Starts in the toes, often both feet |
| Chemotherapy-induced | Linked to platinum drugs, taxanes, vinca alkaloids, bortezomib |
| HIV-related | Distal sensory polyneuropathy, feet first |
| B12 deficiency | Common with long-term metformin or poor absorption; treatable |
| Alcohol-related | Can improve after stopping alcohol |
| Idiopathic | No cause found in a share of people |
Symptoms: neuropathy in the feet, burning feet, numbness and tingling.