45 year old patient presents with acute cholecystitis. Blood investigation showed raised bilirubin. His pain resolved over the period but raised Bilirubin persisted. ERCP showed cholecystocholedochal fistula. What is the  probable diagnosis
Mirizzi syndrome is obstructive jaundice caused usually due to cholecystocholedochal fistula.
Mirizzi syndrome
Cholangitis
Caroli's disease
Hepatic fibrosis