Common causes of neuropathy
Diabetes, vitamin B12 deficiency, thyroid disease, medications, and alcohol are common contributors. History maps distribution, duration, and metabolic factors; sensory exam localizes the pattern.
- Burning or tingling in feet or hands
- Numbness worsening at night
- Weakness in advanced cases
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When nerve studies help
NCS/EMG distinguishes axonal vs demyelinating patterns and quantifies severity. It is ordered when clinical findings suggest it would change management.