Vanishing bile duct syndrome is seen in -
The vanishing bile duct syndrome and adult bile ductopenia are rare conditions in which there are a decreased numbers of bile ducts seen in liver biopsy specimens.

Causes of vanishing bile duct syndrome.

Chronic rejection after liver transplantation
Graft-versus-host disease after BM transplantation
Sarcoidosis
Drugs like Chlorpromazine
Idiopathic
Chronic viral hepatitis
Sarcoidosis
Lymphoma
Non-cirrhotic portal fibrosis