Angiogram. This is often an X-ray on the arteries and veins to locate blockage or narrowing. This technique is done by Placing a skinny, versatile tube into an artery within the leg and injecting a distinction dye. The distinction dye will make the arteries and veins noticeable within the X-ray. Atherosclerosis. https://trevorsmzkt.wikinewspaper.com/3684620/a_secret_weapon_for_gangrene_specialist_singapore