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A neonate with bilious emesis

BMJ 2019; 365 doi: (Published 15 May 2019) Cite this as: BMJ 2019;365:l1351
  1. Zhen-Lang Lin, consultant paediatrician,
  2. Jiang-Hu Zhu, consultant paediatrician
  1. Department of Paediatrics, Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, Wenzhou, Zhejiang, China
  1. Correspondence to J-H Zhu zhujianghu2005{at}

A newborn girl (gestational age 35+1 weeks, birth weight 2130 g) was admitted to the neonatal intensive care unit with bilious vomiting on the first day after her birth. She had a perinatal history of polyhydramnios. On physical examination, her abdomen was flat, soft, and non-tender and no mass was palpable. Digital rectal examination revealed that her anus was patent, but only intestinal mucus (instead of meconium) …

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