how to tell if your bile duct is blocked?
['Yellowing of the skin (jaundice) or eyes (icterus), from the buildup of a waste product called bilirubin.', 'Itching (not limited to one area; may be worse at night or in warm weather)', 'Light brown urine.', 'Fatigue.', 'Weight loss.', 'Fever or night sweats.']