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Descriptor in English: Iris
Descriptor in Spanish: Iris
Descriptor in Portuguese: Iris
Descriptor in French: Iris
Tree number(s): A09.371.060.450
A09.371.894.513
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.
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
Allowable Qualifiers: AB abnormalities
AH anatomy & histology
BS blood supply
CH chemistry
CY cytology
DE drug effects
DG diagnostic imaging
EM embryology
EN enzymology
GD growth & development
IM immunology
IN injuries
IR innervation
ME metabolism
MI microbiology
PA pathology
PH physiology
PP physiopathology
PS parasitology
RE radiation effects
SU surgery
TR transplantation
UL ultrastructure
VI virology
DeCS UI: 28111
Descriptor UI: D007498
Date Established: 1966/01/01
Date of Entry: 1999/01/01
Revision Date: 2007/07/09
Iris - Preferred
Concept UI M0011715
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.
Preferred term Iris



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