question: I am 55yrs of age I have been on metodone 27 yrs I went down to 25 problems started I went to gi doctor he took blood said I have hep c mild cirrhosis now he said my billrubin for liver was fine I have to have endoscopy for varessets veins I think I am right he said he wants to check for cancer or tumors I have lost weight worrying and I think I am yellow and I have abad smell could that be bad