Left hand tingling numbness

Patient: A few wks ago i got up to make a brew and my left hand went all tingly and started jerkin twitchin, it only lasted a few seconds. this past wk the same hand has been goin all tingly n numb n jerkin again, still only lastin a few seconds, it seems to happen wen i get up from sittin down, its now doin it a few times a day. wat is causin this? is it another stroke or tia?

Doctor: