i had my galbladder removed about 5 weeks ago. I have been back to my doctors several times due to the fact that i am still in pain, nauseated, some vomiting, and diareah.. and she says the next step is to see a GI specialist and she gave me a refferal that said a ERCP warrented, and i have done research on this test but i was wondering if anyone could give me information on exactlly what will happen and the hospital stay my Appt. is on the 8th, and im nurvous.. any comments would be real helpful... thanks for your help