Are You at Risk for Infective Endocarditis? Key Factors to Know
Published: Sep 06, 2023
Infective endocarditis (IE) is a rare but serious heart infection. Knowing your risk factors can help you take steps to protect your heart health.
Contents
High-Risk Heart Conditions
Certain heart conditions significantly increase your risk of IE. These include having a prosthetic heart valve, a history of IE, or specific congenital heart defects. It's like having a 'weak spot' in your heart's defenses that bacteria can exploit. Heart transplant recipients who develop valve problems are also at higher risk.
Dental Health and IE Risk
Poor dental health is a major risk factor for IE. Bacteria from dental infections or procedures can enter the bloodstream and infect the heart. Think of your mouth as a gateway to your heart - keeping it clean and healthy helps protect your heart too. Regular dental check-ups and good oral hygiene are crucial for preventing IE.

Other Risk Factors
Certain medical procedures, especially those involving the mouth, respiratory tract, or urinary system, can increase IE risk in vulnerable individuals. Intravenous drug use is another significant risk factor. Some people may have a genetic predisposition to IE, making them more susceptible to infection.
Frequently Asked Questions
While anyone can develop IE, it's much more common in people with certain risk factors.
Yes, having a pacemaker or defibrillator can increase your risk of IE.
Yes, maintaining good oral hygiene and overall health can help reduce your risk.
Knowledge is Power
Understanding your risk factors for IE is the first step in protecting your heart health.
References
- Γstergaard L, et al. Incidence of infective endocarditis among patients considered at high risk. Eur Heart J 2018; 39:623.
- Lockhart PB, et al. Poor oral hygiene as a risk factor for infective endocarditis-related bacteremia. J Am Dent Assoc 2009; 140:1238.
- Zegri-Reiriz I, et al. Infective Endocarditis in Patients With Bicuspid Aortic Valve or Mitral Valve Prolapse. J Am Coll Cardiol 2018; 71:2731.
This article has been reviewed for accuracy by one of the licensed medical doctors working for Doctronic. Always discuss health information with your healthcare provider.
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