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The worst culprit, Blatty says, was the scene in which Regan gets an arteriogram: A needle is jabbed into her neck and blood comes spurting out.

He also collaborated with other cardiologists on producing coronary arteriograms, a technique of measuring the flow of blood in the heart by injecting dye into coronary arteries.

With an arteriogram, physicians can get an X-ray that shows the exact location, type and extent of the blockage.

For my parents, Monday, the day of the arteriogram, was spent primarily in my room.

Monday morning I would undergo an arteriogram to chart my veins in preparation for surgery, and the following day I would find myself in the operating room.