A neonate with pneumoperitoneum and cyanosis of lower limbs skin during esophagogastroduodenoscopy

A girl at 16 h after birth who was born in Week 39 of pregnancy, with a height, body weight, and hemoglobin level of 51 cm, 3400 g, and 14 g/dL, respectively, was referred to our hospital with fresh hematemesis and melena. Two mg of Vitamin K was intravenously injected, and gastrolavage was conducted. However, the hematemesis and melena persisted and laboratory tests showed a hemoglobin level of 5.9 g/dL. Erythrocyte transfusion at 150 mL was administered, and the hemoglobin level was increased to 12.1 g/dL.

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