Geographic Atrophy

**Definition:** A form of MACULAR DEGENERATION also known as dry macular degeneration marked by occurrence of a well-defined progressive lesion or atrophy in the central part of the RETINA called the MACULA LUTEA. It is distinguishable from WET MACULAR DEGENERATION in that the latter involves neovascular exudates.

**Tree numbers:** - C11.768.585.439.122

**Synonyms:** - Dry Macular Degeneration