Online Diagnosis of Medical and Psychiatric Disorders - The National Medical Society


Symmetric polyneuropathy


Check nerve conduction studies, electromyography.

Check B12 level, complete blood count, serum protein electrophoresis, erythrocyte sedimentation rate, antinuclear antigen (ANA) rheumatoid factor, fasting glucose, BUN, thyroid-stimulating hormone, urine heavy metal screen.

Check HIV titer, Lyme titer, and chest X-ray.

Consider nerve biopsy.

Results suggest axonal disorder? Yes


Results suggest demyelinating disorder? Yes   No 


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