Secondary Sclerosis Cholangitis Prospective

This study tracks patients with a rare liver and bile duct condition called secondary sclerosing cholangitis — where the bile ducts progressively scar and narrow, usually following a severe illness or injury — to better understand how it develops and progresses over time. **You may be eligible if...** - You are willing and able to give informed consent to participate in the study, or a designated representative (as permitted by the review board) can consent on your behalf - You are older than 18 years of age **You may NOT be eligible if...** - You are unwilling to provide consent - You are 18 years old or younger Talk to your doctor to see if this trial is right for you.