The symptoms of duodenal atresia usually develop in the first 48 hours of life, and start with symptoms such as bilious vomiting in 80% of the cases. Prognosis is generally very good, and the survival rate of patients with duodenal atresia is approximately 90%.

• The symptoms of duodenal atresia usually develop in the first 48 hours of life, and start with symptoms such as vomiting.^[1]
  • Bilious vomiting in 80% of the cases.
  • Non-bilious vomiting in 20% of the cases.
  • Dehydration
• If duodenal atresia is left untreated it will result in death.

The complications of duodenal atresia are as follows:^[2][3]

• There are no complications associated with duodenal atresia, however post surgical complications may occur.

• Post surgical complications include:
  • Adhesions
  • Duodenal dysmotility
  • Megaduodenum with blind loop syndrome
  • Duodenogastric reflux and gastritis
  • Peptic ulcer disease
  • Gastroesophageal reflux
  • Cholelithiasis
  • Cholecystitis

• Prognosis is generally good, and the survival rate of patients with duodenal atresia is approximately 90% after surgery.^[4]