A 2-day-old boy presents with bilious vomiting shortly after feeding attempts. Vital signs show HR 145 bpm, RR 32, temperature 37.2°C, BP 65/40. Prenatal ultrasound demonstrated polyhydramnios. Current abdominal radiograph reveals a classic double bubble sign with distal bowel gas. Laboratory studies show normal bilirubin levels. The infant denies passage of meconium. Which congenital syndrome is most strongly associated with this presentation?

  1. A)Marfan syndrome
  2. B)Turner syndrome
  3. C)Down syndromeGABARITO
  4. D)Fragile X syndrome
  5. E)Williams syndrome

Explicação

Duodenal atresia results from failure of recanalization of the gut tube and causes bilious vomiting with a double bubble sign. It is classically associated with Down syndrome and prenatal polyhydramnios. Ver explicação completa e trilha adaptativa →

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