Extrahepatic disorders
Extrahepatic biliary atresia 
Bile duct stenosis
Tumors/masses
Choledochal cysts
Infectious diseases
Viral infections
Herpes virus type I and II
Cytomegalovirus
Rubella
Human Immunodeficiency Virus
Hepatitis B and C
Other
Bacterial and parasitic infections
Syphilis
Tubercolosis
Toxoplasmosis
Listeriosis
Metabolic diseases
Disorders of amino acid metabolisms
Tyrosinemia 
Hypermethioninemia
Disorders of lipid metabolism 
Niemann-Pick disease
Wolman’s disease
Gaucher’s disease
Disorders of carbohydrate metabolism
Galactosemia 
Fructosemia
Glycogenosis types I, III, IV 
Disorders of bile acids synthesis 
1-antitrypsin deficiency 
Cystic fibrosis 
Neonatal hemochromatosis 
Hypothyroidism
Hypopituitarism
Others

Idiopathic neonatal hepatitis 
Idiopathic cholestatic syndromes
Alagille’s syndrome 
Byler’s syndrome 
Benign recurrent intrahepatic cholestasis
Hereditary cholestasis with lymphedema
Others
Miscellaneous
Toxic cholestasis
Drugs
Parenteral nutrition
Shock/hypoperfusion
Histiocytosis
Intestinal obstruction
Dubin Johnson syndrome
Neonatal lupus erythematosus
Others