The way most of these HIDA scans are done, with only a three minute infusion of the hormone, there is a 30% false positive rate. By the way, there are no
natural remedies for gallstones. First issue is that the stones aren't the problem, only the evidence of a bad gallbladder. Secondly, the quacks on the internet talking about gallbladder flushes fail to tell you that the chunky green things that they pick out of their stools aren't really gallstones.