Orphanet: Atresia of small intestine

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Atresia of small intestine

Disease definition

A rare, congenital defect of the small intestine characterized by disruption in the normal small intestine continuity, resulting in intestinal obstruction. The malformation may be classified in four different types of small bowel atresia (SBA) based on the anatomical obstruction.


Classification level: Disorder
  • Synonym(s):
    • Apple peel syndrome
    • Intestinal atresia type IIIb
    • Jejunal atresia
    • Jejunoileal atresia
    • Small intestinal atresia
  • Prevalence: Unknown
  • Inheritance: Autosomal recessive or Not applicable or Unknown 
  • Age of onset: Antenatal
  • ICD-10: Q41.0  Q41.1  Q41.2  Q41.8  Q41.9
  • ICD-11: LB15.1
  • OMIM: 243600
  • UMLS: C0266172
  • MeSH: C538260
  • GARD: 140
  • MedDRA: 10010626
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