On the tortuosity of the veins of the retina.
D000293:Adolescent; D001164:Arteriovenous Fistula / Q000503:physiopathology*; D001696:Biomechanical Phenomena; D001794:Blood Pressure; D002340:Carotid Artery Diseases / Q000503:physiopathology*; D002426:Cavernous Sinus / Q000503:physiopathology*; D006801:Humans; D008297:Male; D012169:Retinal Vein / Q000503:physiopathology*; D012212:Rheology