title: Spectrum of non atretic biliary tract obstruction in children.
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D002758:Cholangiography; D002769:Cholelithiasis / Q000175:diagnosis; D002779:Cholestasis / Q000175:diagnosis*; D003137:Common Bile Duct Diseases / Q000175:diagnosis; D003251:Constriction, Pathologic / Q000175:diagnosis; D003560:Cysts / Q000175:diagnosis; D005260:Female; D006801:Humans; D007223:Infant; D008228:Lymphoma, Non-Hodgkin / Q000175:diagnosis; D008297:Male; D010190:Pancreatic Neoplasms / Q000175:diagnosis; D014463:Ultrasonography