Cilioretinal arteries are reported to be present in up to 50% of eyes, and are considered to be the commonest retinal vascular anomaly. 1 When present, cilioretinal arteries vary in size, number, ...

An accurate, noninvasive technique for the diagnosis of coronary disease would be an important advance. We investigated the accuracy of coronary magnetic resonance angiography among patients with ...

Angiography involves the use of x-ray imaging to examine blood vessels. The images generated during an angiography procedure are known as angiograms. First, a needle is placed into the femoral artery.

Skarmoutsos and Kyle have made a good point regarding the comparison of the superior and inferior venous filling in this case. The venous filling does appear to be at the same stage in the upper and ...