Choroid Plexus (also known as Plexus, Choroid, Chorioid Plexus): A villous structure of tangled masses of BLOOD VESSELS contained within the third, lateral, and fourth ventricles of the BRAIN. It regulates part of the production and composition of CEREBROSPINAL FLUID.

NIH MeSH · D002831Anatomy

Choroid Plexus

Also known asPlexus, Choroid · Chorioid Plexus · Plexus, Chorioid · Plexus Choroideus · Choroideus, Plexus

Definition

A villous structure of tangled masses of BLOOD VESSELS contained within the third, lateral, and fourth ventricles of the BRAIN. It regulates part of the production and composition of CEREBROSPINAL FLUID.

MeSH classification

  • A08.186.211.140.298

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Common questions about Choroid Plexus

What does Choroid Plexus mean in medicine?
A villous structure of tangled masses of BLOOD VESSELS contained within the third, lateral, and fourth ventricles of the BRAIN. It regulates part of the production and composition of CEREBROSPINAL FLUID. 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 Choroid Plexus known by any other names?
Yes. Choroid Plexus is also referred to as Plexus, Choroid, Chorioid Plexus, Plexus, Chorioid, Plexus Choroideus 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 Choroid Plexus sit in the medical classification?
Choroid Plexus falls under the broader medical category "Anatomy" in the MeSH hierarchy (tree numbers: A08.186.211.140.298). 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 Choroid Plexus?
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Source: NIH MeSH 2026 (D002831) — National Library of Medicine, public domain. View official MeSH record ↗