Heart Health
Can high-tech heart scans help prevent heart attacks?
Cardiac CT angiography is gaining ground as a fast, effective way to diagnose coronary artery disease.
If you experience a short-lived squeezing sensation or discomfort in your chest when you exercise or feel stressed, one possible cause is inadequate blood flow to the heart. Known as stable angina, this condition suggests you have heart disease and may be at risk for a heart attack.
Doctors can use a number of different tests to diagnose (or rule out) inadequate blood flow to the heart muscle. The first step is frequently a type of stress test, which checks the heart's electrical activity, muscle function, or blood flow patterns while the heart is under stress from exercise or medication. Stress tests can identify areas of reduced blood flow, which suggest a narrowing in the artery that supplies that part of the heart.
To continue reading this article, you must log in.
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.
- Research health conditions
- Check your symptoms
- Prepare for a doctor's visit or test
- Find the best treatments and procedures for you
- Explore options for better nutrition and exercise
I'd like to receive access to Harvard Health Online for only $4.99 a month.
Sign Me UpAlready a member? Login ».
Disclaimer:
As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review or update on all articles.
No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.
