Arteriography is a medical imaging technique used to visualize the blood vessels, organs of the body with particular interest in arteries, veins, and heart chambers. It is also called as Angiography.
Piles or hemorrhoids are abnormally enlarged and dilatated blood vessels (mainly veins) inside or on the out side of anus.
Epistaxis means bleeding from the nose. It may be from one or both nostrils. If from one nostril it is generally a local cause if from both it may be a systemic cause.