All of the following variables can predict survival in a patient with primary sclerosing cholangitis; except

Primary sclerosing cholangitis The prognosis is unfavorable, with a median survival of 9 to 12 years following the diagnosis, regardless of therapy. Four variables (age, serum bilirubin level, histologic stage, and splenomegaly) predict survival. The diagnosis is supported by a positive AMA test. The presence of AMA in high titre is unrelated to the clinical or histologic picture.