primary sclerosing cholangitis      
noun [ U ]  medical specialized uk/ˌpraɪ.mər.i skləˌrəʊs.ɪŋ kəʊ.lænˈdʒaɪ.tɪs/ us/ˈpraɪ.mer.i skləˈroʊ.sɪŋ ˌkoʊ.lænˈdʒaɪ.t̬əs/ (abbreviation PSC)
 原发性硬化性胆管炎
chronic liver disease caused by inflammation and scarring of the bile ducts of the liver