hello my name is carmine my mom went for a catscan with contrast and was told to take presdone 9 tablets over 13 hour span our family has a history of cysts ! there is something that is narrowing of the common hepatic duct. this all started when she was to remove her gallstones this is going on almonst 3 months and the 1 st set of tests where said to be unclear so the day before surgery to remove gallstones it was told that she go to n.y university to see dr there 6 weeks ago and wanted his own set of tests and was told by the dr there was no rush and no cancer concern. but i keep calling to tell them that she is is pain from the gallstones still not removed i am very confused the medicine presdone and mri with contrast made her eyes yellow that day what advice do you advice i do???