ANAHEIM, California — Optical coherence tomography (OCT) angiography can reveal the microaneurysms that are the first signs of diabetic retinopathy, new research shows. If these microaneurysms are ...
Surgeons sometimes use angiography to plan an operation, like coronary bypass surgery, or to decide on the best surgical procedure. Using catheter angiography as an aid to see inside blood vessels, ...
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