TABLE 4.
Lesion | Global Definition |
---|---|
Large drusen size | ≥ 125 pm in diameter |
| |
Large drusen area | ≥ 650 pm in diameter |
| |
Increased pigment | Any AMD related increased pigment |
| |
RPE depigmentation | Any AMD related RPE depigmentation |
| |
Geographic atrophy | Area of atrophy ≥350 μm in diameter and presence of at least 2 of these features: sharp edge, lack of RPE, visible choroidal vessels, and circular shape |
| |
Exudative AMD | Presence of any of the following: pigment epithelial detachment and/or retinal detachment, subretinal hemorrhage, subretinal scar, subretinal new vessels, treatment for exudative lesion |
AMD, age-related macular degeneration; RPE, retinal pigment epithelium.