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.
A: Healthy control group; B: No diabetic retinopathy group; C: No proliferative diabetic retinopathy group; D: Proliferative diabetic retinopathy group. With the progress of diabetic retinopathy, the Meibomian glands are shortened, the arrangement is sparse, the glands are twisted and deformed, and the loss of the meibomian glands increases.
