congenital hypertrophic pyloric stenosis: a case report

Background hypertrophic pyloric stenosis (hps) is a common surgical condition in infancy, and typically presents at 2-4 weeks of age. case presentation a full term male neonate in zeinabieh hospital, shiraz, iran was presented with oral feeding intolerance from birth, bile-stained output of nasogastric tube, and a double bubble sign on abdominal radiography suspected to duodenal atresia. however subsequent laparotomy on 3rd day of life revealed hps. conclusion this condition should be considered as part of a rare differential diagnosis of newborn with sign of obstruction at birth.