What is arm numbness (unilateral)?
A person with arm numbness (unilateral) has reduced or loss of sensation on the skin of one arm. Arm numbness (unilateral) may be caused by a stroke, spinal cord abnormality, herniated disk, or a neurological disease.

What are the symptoms of arm numbness (unilateral)?
Symptoms of arm numbness (unilateral) may include arm weakness (unilateral).

How does the doctor treat arm numbness (unilateral)?
Treatment for of arm numbness (unilateral) depends on the underlying cause.