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.
Serial spectral-domain optical coherence tomography imaging from baseline (pre-sildenafil) to 24 months in 6-month intervals in patient 2. Soft drusen are apparent and remain stable along with best-corrected visual acuity in the right eye (left column), while a noted resorption of a large foveal druse is observed in the left eye (yellow arrow, right column) at the 12-month exam.
