What causes infective endocarditis?
• Infective endocarditis is usually caused by a germ called bacteria. There are different kinds of bacteria that can cause endocarditis. Some bacteria are worse than others and may cause severe (very bad) endocarditis. Other kinds of germs, such as viruses or fungi, may also cause infective endocarditis. • Endocarditis is rare in people with normal hearts. Certain heart problems may allow bacteria in your blood to become stuck in your heart and cause an infection. People at risk include those with heart valve problems such as prior mitral valve prolapse or prior heart valve surgery. Other heart problems, such as an enlarged heart or being born with a heart defect, may increase your risk. Having had rheumatic fever as a child may have damaged your heart or heart valves. Other things that may cause or increase your risk of endocarditis include the following. • Certain health problems, such as having diabetes or being on dialysis for kidney problems. Having a long-term medical device unde