Cardiovascular

The cardiovascular system: What is it? It's a system of the heart and blood vessels. 

How can it affect the eyes? This can present itself in the retinas. Plaque and embolisms decrease blood flow to the retina. 

Do you have any high blood pressure, also known as hypertension, a history of stroke, heart conditions, or any other vascular diseases? This also includes conditions that you are currently taking medications for.