title: Polycythemia in the newborn first observed as distal bowel obstruction.
mesh_terms: D001809:Blood Viscosity; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis*; D007415:Intestinal Obstruction / Q000175:diagnosis* / Q000209:etiology; D008297:Male; D008470:Meconium; D011086:Polycythemia / Q000150:complications / Q000175:diagnosis*