Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Grading large focal leak
| Lesion | Grading | Definition | Figures |
|---|---|---|---|
| Large focal leak | Cannot grade | No gradeable images exist | None |
| Absent | No large focal leak is seen on any gradeable image | None | |
| Count | A count of the number of leakage sites on a montage of fluorescein angiogram images that have been combined to illustrate the whole extent of retina captured during the fluorescein run | 19, 20 |
