Several choices: Circulatory impairment due to blockage of a vein or artery would affect one arm at a time. Cold sensitivity cold cause symptoms too. Pinched nerves at wrist (carpal tunnel), ulnar nerve (elbow), thoracic outlet, spinal nerve roots or spinal cord problems may do this. Most common are benign circulatory change and carpal tunnel syndrome.
Answered 11/8/2012
5.6k views
Unlikely: As a side note unlikely related to simvastatin.
Answered 9/17/2012
5.6k views
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