Pediatrics General 93e65ebc Vomiting on first day of bih is seen in all EXCEPT: A Esophageal atresia B Amniotic gastritis C Aerophagy D Pyloric stenosis High-Yield Explanation Pyloric stenosisREF: Schwaz 8th ed p. 1486 Pyloric stenosis most commonly presents with non bilious vomiting at 4th week after bih.