Anastomosis, Roux-en-Y (also known as Anastomosis, Roux en Y, Roux-en-Y Anastomosis): A Y-shaped surgical anastomosis of any part of the digestive system which includes the small intestine as the eventual drainage site.

NIH MeSH · D000713Analytical, Diagnostic and Therapeutic Techniques and Equipment

Anastomosis, Roux-en-Y

Also known asAnastomosis, Roux en Y · Roux-en-Y Anastomosis · Anastomoses, Roux-en-Y · Roux-en-Y Anastomoses · Roux en Y Anastomosis · Roux-en-Y Diversion · Diversion, Roux-en-Y · Diversions, Roux-en-Y · Roux en Y Diversion · Roux-en-Y Diversions · Roux-en-Y Loop · Loop, Roux-en-Y

Definition

A Y-shaped surgical anastomosis of any part of the digestive system which includes the small intestine as the eventual drainage site.

MeSH classification

  • E04.035.070
  • E04.210.070

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Related concepts

Anastomosis, Surgical

Surgical union or shunt between ducts, tubes or vessels. It may be end-to-end, end-to-side, side-to-end, or side-to-side.

Arteriovenous Shunt, Surgical

Surgical shunt allowing direct passage of blood from an artery to a vein. (From Dorland, 28th ed)

Axillofemoral Bypass Grafting

An extra-anatomic method of surgical revascularization in which the AXILLARY ARTERY is anastomosed to FEMORAL ARTERY.

Common questions about Anastomosis, Roux-en-Y

What does Anastomosis, Roux-en-Y mean in medicine?
A Y-shaped surgical anastomosis of any part of the digestive system which includes the small intestine as the eventual drainage site. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Anastomosis, Roux-en-Y known by any other names?
Yes. Anastomosis, Roux-en-Y is also referred to as Anastomosis, Roux en Y, Roux-en-Y Anastomosis, Anastomoses, Roux-en-Y, Roux-en-Y Anastomoses in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Anastomosis, Roux-en-Y sit in the medical classification?
Anastomosis, Roux-en-Y falls under the broader medical category "Analytical, Diagnostic and Therapeutic Techniques and Equipment" in the MeSH hierarchy (tree numbers: E04.035.070, E04.210.070). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Anastomosis, Roux-en-Y?
For a plain-language explanation of Anastomosis, Roux-en-Y - including symptoms, treatments and what it means for an Indian patient - ask GoDavaii's Health AI. It works in 22+ Indian languages, is free and needs no signup. Tap "Ask GoDavaii AI about Anastomosis, Roux-en-Y" above.

Source: NIH MeSH 2026 (D000713) — National Library of Medicine, public domain. View official MeSH record ↗