Controversies in the management of primary sclerosing cholangitis

Table 1 Differential diagnosis for primary sclerosing cholangitis

Vascular	Hepatic artery thrombosis
	Portal hypertension bilopathy
	Portal cavernoma associated cholangiopathy
	Intra-arterial chemotherapy
	Sickle cell disease related cholangiopathy
Trauma	Trauma post cholecystectomy
	Abdominal trauma
Infections	AIDS related cholangiopathy
	Recurrent pyogenic cholangitis
Benign	Intraductal stone disease
Malignancy	Cholangiocarcinoma
Autoimmune	Autoimmune sclerosing cholangitis
	IgG4 related sclerosing cholangitis
	Systemic vasculitis
Other	Recurrent pancreatitis
	Sclerosing cholangitis in critically ill patient
	TPN related cholangiopathy
	Histocytosis X

IgG4: Immunoglobulin G4; TPN: Total parenteral nutrition; AIDS: Acquired immune deficiency syndrome.