How does fundus arteriosclerosis occur?

1, hypertension

long-term hypertension if not active treatment, may lead to retinal vasospasm, sclerosis, and then lead to retinal vascular wall thickening, causing fundus arteriosclerosis.

2, hyperlipidemia

long-term hyperlipidemia can lead to a large number of cholesterol in the arterial wall aggregation, the formation of plaque, and then lead to stenosis or occlusion of the lumen, retinal vascular insufficiency, will lead to fundus arteriosclerosis.

3, smoking

tobacco contains a lot of harmful substances, if long-term smoking, may damage blood vessels, leading to lipid deposition in the blood vessels, and then induce fundus arteriosclerosis.