Pyloric duplication in a term newborn.

摘要: Division of Pediatric Surgery Emory University/Children’s Healthcare Atlanta, GA 30322, USAA male infant was born at 38 weeks gestation with abirth weight 2860 g. A prenatal ultrasound had shown a4-cmabdominalcysticmass.Atbirth,theinfantwasnotedtohaveascaphoidabdomenandapalpablerightupperquadrantmass. Abdominal revealed a 2.7 4.1 3.8 cmcystic mass adjacent to the porta hepatis and anterior theportal vein (Fig. 1). The did not have flow on Doppleranalysis. To ascertain whether this represented acholedochal cyst, hepatobiliary iminodiacetic acid (HIDA)scan performed. HIDA normal filling ofthe gallbladder, intrahepatic extrahepatic bile ducts, andnormal emptying into intestines. Laparoscopic-assistedexcisionofthecystwasundertaken.Thecystwasfoundtobeattachedtothepylorusandduodenum(Fig.2).Resectionwasperformed extracorporeally. Histological examinationrevealed gastric mucosa which consistent pyloricduplication cyst 3). child tolerated procedurewellandhadanuneventfulpostoperativecourse.Hehasbeenwell since procedure.Congenital duplications may arise anywhere in thegastrointestinal tract, an incidence 1 4500 births[1]. Ladd first use phrase balimentary tractduplicationsQ describe congenital malformations thatinvolve mesenteric side associated alimentarytract that share common blood supply nativebowel. Foregut involving esophagus,stomach, proximal duodenum account for 30% allcases [2]. Less than 4% all gastrointestinal