Brugada syndrome is a serious, genetic disorder that can cause life-threatening heart rhythm disturbances. It's treatable with medical devices.
Chagas disease, a condition caused by a parasite, usually is transmitted to humans through feces of the infected triatomine bug.
Sudden death in young people is rare, but those at risk can take precautions. Find out more about the risk factors, causes and treatments.
An AED may save your life during cardiac arrest. Weigh the pros and cons to see if you should get one.
Fatigue can signal many things. Here are some tips to help you decipher why you're wiped out and to regain your energy.
Heart palpitations are skipped, fluttering or racing heartbeats that aren't usually a symptom of a serious heart problem. Discover the causes and symptoms of this condition.
Sick to your stomach? Nausea and vomiting usually pass quickly but sometimes result from long-term or serious conditions.
Shortness of breath can be frightening. Most of the time, a heart or lung condition is the cause.
Tests and diagnosis
Blood tests can offer clues to your heart health. Here are tests you might encounter in the diagnosis, treatment and monitoring of heart disease.
Even with today's high-tech medical devices, the basic chest X-ray remains an important tool in diagnosing various conditions. Here's a look at how it works.
A coronary angiogram uses special X-rays to examine the inside of your heart's blood vessels. Find out what to expect when you have the procedure.
Echocardiogram allows your doctor to see your heart in motion. Here's what you need to know about the test.
An electrocardiogram (ECG or EKG) is a test that provides valuable clues about your heart health. Here's what you need to know about the test.
A nuclear stress test is used to diagnose heart conditions by comparing images of your heart during exercise and while at rest.
Treatments and drugs
Coronary angioplasty and stents can reopen clogged heart arteries if buildup of plaques is causing chest pain, shortness of breath or a heart attack.
A heart transplant can help both adults and children with severe heart problems who don't benefit from other treatment options.
Implantable cardioverter-defibrillators (ICDs) can control abnormal, life-threatening heart rhythms and prevent cardiac arrest.
Nov. 15, 2012
- Siscovick DS, et al. Overview of sudden cardiac arrest and sudden cardiac death. http://www.uptodate.com/index. Accessed Aug. 22, 2012.
- What is sudden cardiac arrest? National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/health-topics/topics/scda/. Accessed Aug. 22, 2012.
- Longo DL, et al. Harrison's Online. 18th ed. New York, N.Y.: The McGraw-Hill Companies; 2012. http://www.accessmedicine.com/resourceTOC.aspx?resourceID=4. Accessed Aug. 22, 2012.
- About cardiac arrest. American Heart Association. http://www.heart.org/HEARTORG/Conditions/More/CardiacArrest/About-Cardiac-Arrest_UCM_307905_Article.jsp. Accessed Aug. 22, 2012.
- Post-cardiac arrest syndrome care. American Heart Association. http://www.heart.org/HEARTORG/Conditions/More/CardiacArrest/Post-Cardiac-Arrest-Syndrome-Care_UCM_307981_Article.jsp. Accessed Aug. 22, 2012.
- Ejection fraction and heart failure measurement. American Heart Association. http://www.heart.org/HEARTORG/Conditions/HeartFailure/SymptomsDiagnosisofHeartFailure/Ejection-Fraction-Heart-Failure-Measurement_UCM_306339_Article.jsp. Accessed Aug. 22, 2012.
- Field JM, et al. Part 1: Executive summary — 2010 American Heart Association guidelines for cardiopulmonary resuscitation and emergency cardiovascular care. Circulation. 2010;122(suppl):S640.