Synonyms: Atresia of small bowel | Atresia of small intestine | Jejunal atresia | Jejunoileal atresia | SBA | Small intestinal atresia
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.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version June 2026
Newly diagnosed with
Small bowel atresia?
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Advocacy Organizations
Transplant Unwrapped
Transplant Unwrapped is a 501(c)(3) non-profit organization with the mission to ensure every patient, caregiver, and member of the intestinal disease community feels well-educated and supported throughout their journey with intestinal failure, intestinal rehabilitation, and intestinal and multivisceral transplantation.
Uganda Alliance of Patients Organization
Supporting patients to access quality, safe and patient-centered healthcare services.
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Clinical Trials
For a list of clinical trials in this disease area, please click here.