Abdomen (also known as Abdomens): That portion of the body that lies between the THORAX and the PELVIS.

NIH MeSH · D000005Anatomy

Abdomen

Also known asAbdomens

Definition

That portion of the body that lies between the THORAX and the PELVIS.

MeSH classification

  • A01.923.047

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Related concepts

Abdominal Cavity

The region in the abdomen extending from the thoracic DIAPHRAGM to the plane of the superior pelvic aperture (pelvic inlet). The abdominal c…

Abdominal Core

The torso region located deep within the abdominal area involved in attaching the TORSO to the SPINE and the PELVIC FLOOR. Muscles in the ab…

Abdominal Wall

The outer margins of the ABDOMEN, extending from the osteocartilaginous thoracic cage to the PELVIS. Though its major part is muscular, the …

Back

The rear surface of an upright primate from the shoulders to the hip, or the dorsal surface of tetrapods.

Common questions about Abdomen

What does Abdomen mean in medicine?
That portion of the body that lies between the THORAX and the PELVIS. 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 Abdomen known by any other names?
Yes. Abdomen is also referred to as Abdomens 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 Abdomen sit in the medical classification?
Abdomen falls under the broader medical category "Anatomy" in the MeSH hierarchy (tree numbers: A01.923.047). 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 Abdomen?
For a plain-language explanation of Abdomen - 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 Abdomen" above.

Source: NIH MeSH 2026 (D000005) — National Library of Medicine, public domain. View official MeSH record ↗