MeSH Browser

MeSH Heading: Megacolon
Tree Number(s): C06.405.469.158.701
Unique ID: D008531
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D008531
Scope Note: Dilatation of the COLON, often to alarming dimensions. There are various types of megacolon including congenital megacolon in HIRSCHSPRUNG DISEASE, idiopathic megacolon in CONSTIPATION, and TOXIC MEGACOLON.
NLM Classification #: WI 528
Entry Combination: congenital:Hirschsprung Disease
Date Introduced: 1966/01/01
Last Updated: 2003/07/09

Entry Combination: congenital:Hirschsprung Disease
Allowable Qualifiers: blood (BL)

cerebrospinal fluid (CF)

chemically induced (CI)

classification (CL)

complications (CO)

diagnosis (DI)

diagnostic imaging (DG)

diet therapy (DH)

drug therapy (DT)

economics (EC)

embryology (EM)

enzymology (EN)

epidemiology (EP)

ethnology (EH)

etiology (ET)

genetics (GE)

history (HI)

immunology (IM)

metabolism (ME)

microbiology (MI)

mortality (MO)

nursing (NU)

parasitology (PS)

pathology (PA)

physiopathology (PP)

prevention & control (PC)

psychology (PX)

radiotherapy (RT)

rehabilitation (RH)

surgery (SU)

therapy (TH)

urine (UR)

veterinary (VE)

virology (VI)

Megacolon MeSH Descriptor Data 2026