Study of pathological changes in the extra and intraocular blood vessels in diabetes mellitus.
D000368:Aged; D001808:Blood Vessels / Q000473:pathology*; D003228:Conjunctiva / Q000098:blood supply* / Q000473:pathology; D003920:Diabetes Mellitus / Q000473:pathology*; D006801:Humans; D007498:Iris / Q000098:blood supply* / Q000473:pathology; D008875:Middle Aged