title: [A case report of retroperitoneal hemorrhage in a 2-year-old male with hemophilia A].
mesh_terms: D002675:Child, Preschool; D006467:Hemophilia A / Q000150:complications*; D006470:Hemorrhage / Q000175:diagnosis*; D006801:Humans; D008297:Male; D010182:Pancreatic Diseases / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography