MeSH Browser

MeSH Heading: Iris
Tree Number(s): A09.371.060.450; A09.371.894.513
Unique ID: D007498
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D007498
Annotation: inflammation = IRITIS but note IRIDOCYCLITIS is also available; color = EYE COLOR; /‌blood supply consider also CILIARY ARTERIES; pigmented epithelium of iris: coord IRIS with PIGMENT EPITHELIUM OF EYE
Scope Note: The most anterior portion of the uveal layer, separating the anterior chamber from the posterior. It consists of two layers - the stroma and the pigmented epithelium. Color of the iris depends on the amount of melanin in the stroma on reflection from the pigmented epithelium.
NLM Classification #: WW 240
Date Established: 1966/01/01
Date of Entry: 1999/01/01
Revision Date: 2007/07/09

Allowable Qualifiers: abnormalities (AB)

anatomy & histology (AH)

blood supply (BS)

chemistry (CH)

cytology (CY)

diagnostic imaging (DG)

drug effects (DE)

embryology (EM)

enzymology (EN)

growth & development (GD)

immunology (IM)

injuries (IN)

innervation (IR)

metabolism (ME)

microbiology (MI)

parasitology (PS)

pathology (PA)

physiology (PH)

physiopathology (PP)

radiation effects (RE)

surgery (SU)

transplantation (TR)

ultrastructure (UL)

virology (VI)

Iris MeSH Descriptor Data 2025