When Do I Need a Chest
X-Ray for Heart Disease
Your doctor has several ways to try to diagnose your heart disease. One of those is a chest X-ray.
It uses a small amount of radiation to produce an image of your heart, lungs, and blood vessels.
Your doctor uses a chest X-ray to:
What Happens During a Chest X-Ray?
You don’t need to do anything to get ready for it. But you do need to let the technician know if you could be pregnant.
Your X-ray will take no more than 10 to 15 minutes. You’ll have to remove all of your clothes and jewelry from the waist up, and wear a hospital gown. And you have to stand very still while you hold your breath with your chest against the cassette that contains the film.
The machine will then send X-rays through a tube. The rays pass through your chest and are absorbed on the film to create a picture. Bones and other dense areas show up as lighter areas while areas that don't absorb the radiation appear darker.
Then you will be asked to do the same thing, but with your left side against the cassette and your arms elevated.