question: I been haveing pain in my left arm last night was really wried i was sitting down and got this like tingling in my forearm went down my arm to my hand and right under my thumb swell up and you could see all my veains it tangle for a couple of hours then i fell alsleep...... today ive been haveing numbness off and on swelling is down....i do have nexeplano in me..what could cause thisshould i be arlma?