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Blastocystis Infections MeSH Descriptor Data 2026


MeSH Heading
Blastocystis Infections
Tree Number(s)
C01.610.432.250
C01.610.752.049.250
C06.405.469.452.250
Unique ID
D016776
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D016776
Scope Note
Infections with organisms of the genus BLASTOCYSTIS. The species B. hominis is responsible for most infections. Parasitologic surveys have generally found small numbers of this species in human stools, but higher positivity rates and organism numbers in AIDS patients and other immunosuppressed patients (IMMUNOCOMPROMISED HOST). Symptoms include ABDOMINAL PAIN; DIARRHEA; CONSTIPATION; VOMITING; and FATIGUE.
Entry Version
BLASTOCYSTIS INFECT
Entry Term(s)
Blastocystis hominis Infections
Infections, Blastocystis
Previous Indexing
Intestinal Diseases, Parasitic (1983-1991)
Protozoan Infections (1983-1991)
Public MeSH Note
92
History Note
92
Date Introduced
1992/01/01
Last Updated
2019/06/17
Blastocystis Infections Preferred
Blastocystis hominis Infections Narrower
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