Medical terminology · Ophthalmology

Macular Edema

MeSH — National Library of Medicine · Retrieved 2026-10-13

Fluid accumulation in the outer layer of the MACULA LUTEA that results from intraocular or systemic insults. It may develop in a diffuse pattern where the macula appears thickened or it may acquire the characteristic petaloid appearance referred to as cystoid macular edema. Although macular edema may be associated with various underlying conditions, it is most commonly seen following intraocular surgery, venous occlusive disease, DIABETIC RETINOP

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Reference details

MeSH descriptor
D008269
Vocabulary edition
2026
Tree positions
C11.768.585.439.245

Scope and definition

Fluid accumulation in the outer layer of the MACULA LUTEA that results from intraocular or systemic insults. It may develop in a diffuse pattern where the macula appears thickened or it may acquire the characteristic petaloid appearance referred to as cystoid macular edema. Although macular edema may be associated with various underlying conditions, it is most commonly seen following intraocular surgery, venous occlusive disease, DIABETIC RETINOPATHY, and posterior segment inflammatory disease. (From Survey of Ophthalmology 2004; 49(5) 470-90)

Entry terms and synonyms

Macular Edema Edema, Macular Macular Edema, Cystoid Edema, Cystoid Macular Cystoid Macular Dystrophy Central Retinal Edema, Cystoid Cystoid Macular Edema Macular Dystrophy, Dominant Cystoid Irvine-Gass Syndrome Irvine Gass Syndrome Syndrome, Irvine-Gass Cystoid Macular Edema, Postoperative

Classification tree positions

C11.768.585.439.245

Sources and reuse

Medical vocabulary definition and classification record.
Retrieved: 2026-10-13. Text has been organized for reading; this import has not been independently reviewed by a clinician. It is not individualized medical advice.
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