RT Book, Section A1 Stankovic, Curt A1 Mahajan, Prashant A2 Tenenbein, Milton A2 Macias, Charles G. A2 Sharieff, Ghazala Q. A2 Yamamoto, Loren G. A2 Schafermeyer, Robert SR Print(0) ID 1155297447 T1 Late-Presenting Neonatal Surgical Emergencies T2 Strange and Schafermeyer's Pediatric Emergency Medicine, 5e YR 2019 FD 2019 PB McGraw-Hill Education PP New York, NY SN 9781259860751 LK accessemergencymedicine.mhmedical.com/content.aspx?aid=1155297447 RD 2024/10/11 AB Necrotizing enterocolitis (NEC) can occur in full-term newborns with existing medical conditions.Vomiting in a newborn should be considered bilious if it shows a color other than white.A newborn with vomiting, especially bilious emesis, should be evaluated for malrotation with midgut volvulus.Any patient who has suspicion of malrotation with midgut volvulus should undergo an emergent upper GI contrast study with small bowel follow-through.Patients with Hirschsprung’s disease can present with chronic, progressive constipation and failure to thrive.