CT Scan Directory
A CT scan, also known as a CAT scan, is an imaging test that details the inside of the body. Contrast dye may be used to help visualize some abnormalities. Follow the links below to find WebMD's comprehensive coverage about how a CT scan works, the many uses of CT scans, and much more.
Parkinson's Disease CT Scan
If you have Parkinson's disease, find out what to expect if you need a CT scan.
Prostate Cancer: CAT Scans
Learn more from WebMD about getting a CAT scan if your doctor suspects your prostate cancer has spread.
Using CT Scan to Diagnose Heart Disease
CT scans are an option your doctor has to help diagnose heart disease.
CT Scans for Headache & Migraine Diagnosis
A CT scan of the head may be recommended for people with frequent migraines or headaches, in order to rule out other causes of the pain. WebMD tells you what to expect.
X-Rays, CT Scans, Radiation, and Children
WebMD reports on radiation from X-rays and CT scans, and when children might not need these tests.
The New Heart Tests: Which Ones Should You Have?
Experts explain the pros and cons of coronary calcium scores, carotid artery ultrasound, and CT heart scans.
Diagnostic Imaging: Beam Me Up Dr. McCoy
We're not quite at the Star Trek level yet with imaging technology, but recent advances are fine-tuning your medical care.
Imaging the Heart: The New Frontier
New advances in MRIs, CT scans and echocardiography reveal the mysteries of the malfunctioning heart.