question: hi doc! my question is for my father in law,  67years old who is into hemodialysis for 2 years now due to chronic kidney failure.  he develop restless leg syndrome. he was required to go thru this heart scanning procedure that would need him to go motionless for half an hour. the result will give him a go signal that his heart can overcome the kidney transplant operation. the problem is that  he cant stay lying down without his feet jerking. we already sent him to a neurologist but nothing has stop his restless legs from jerking specially when he is lying down. please help. thanks. carrie