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Related Experiment Video

Updated: Jul 11, 2026

Evaluation of the Effectiveness of Longitudinal Incision for Endoscopic Submucosal Excavation of Gastric Subepithelial Lesions

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New endoscopic techniques for obscure gastrointestinal bleeding.

Henk den Ouden¹, S A C van Tuyl, Marcel Groenen

¹Department of Gastroenterology, St Antonius Hospital Nieuwegein, The Netherlands.

Canadian Journal of Gastroenterology = Journal Canadien De Gastroenterologie

|September 15, 2007

Summary

A postmenopausal woman with congenital aortic stenosis experienced severe iron deficiency anemia. Surgical resection of an intestinal vascular malformation resolved the anemia, restoring normal hemoglobin levels.

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Area of Science:

Cardiology
Gastroenterology
Hematology

Background:

Congenital aortic stenosis is a rare condition.
Severe iron deficiency anemia can have various causes.
Gastrointestinal bleeding is a common cause of iron deficiency anemia.

Observation:

A postmenopausal woman with congenital aortic stenosis presented with severe iron deficiency anemia.
Extensive gastrointestinal analysis was negative for bleeding sources.
Octreotide treatment temporarily improved anemia but symptoms recurred upon cessation.

Findings:

A second-look capsule endoscopy and double balloon enteroscopy revealed an intestinal vascular malformation.
Surgical resection of the vascular malformation led to a sustained resolution of anemia.

Implications:

Intestinal vascular malformations should be considered in patients with unexplained iron deficiency anemia, even with congenital heart disease.
Multidisciplinary approaches involving cardiology, gastroenterology, and surgery are crucial for managing complex cases.
Successful surgical management of obscure gastrointestinal bleeding can significantly improve patient outcomes and quality of life.