Cholestasis, Progressive Familial Intrahepatic, 9, is also known as pfic9. An important gene associated with Cholestasis, Progressive Familial Intrahepatic, 9 is ZFYVE19 (Zinc Finger FYVE-Type Containing 19). Affiliated tissues include liver, and related phenotypes are hepatomegaly and fibro-obliterative bile-duct lesion