Coronary Angiography: Catheter Insertion

Coronary angiography is used to obtain diagnostic information about the heart. Under sterile conditions, the doctor inserts a slender catheter into an artery in the groin and threads it through to the heart. Later, dye will be injected to visualize the structures in the heart.

(Video from Center for Biomedical Communications, College of Physicians and Surgeons, Columbia University.)