What is leg numbness (unilateral)?
A person with leg numbness (unilateral) has a loss of sensation, or feeling, on the skin of one leg. The most common cause of unilateral leg numbness includes sciatica. Sudden onset of unilateral leg weakness in an elderly person may be caused by a stroke.

What are the symptoms of leg numbness (unilateral)?
Symptoms that may occur with leg numbness (unilateral) include tingling, burning leg pain, leg weakness, or foot drop.

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