

Endocarditis is inflammation of the inside lining of the heart chambers and heart valves (endocardium).
See also:
Endocarditis can involve the heart muscle, heart valves, or lining of the heart. Most people who develop endocarditis have heart disease of the valves.
Risk factors for developing endocarditis include:
Bacterial infection is the most common source of endocarditis. However, it can also be caused by fungi. In some cases, no cause can be identified.
Note: Endocarditis symptoms can develop slowly (subacute) or suddenly (acute).
Doctors might suspect endocarditis in people with a history of:
Physical examination may reveal an enlarged spleen.
The health care provider may detect a new heart murmur, or a change in a previous heart murmur. Examination of the nails may show splinter hemorrhages.
Eye examination may show retinal hemorrhages with a central area of clearing (called Roth's spots), and small, pinpoint hemorrhages (petechiae) in the conjunctiva. The fingertips may become enlarged, and the nails may curve (clubbing).
Tests:
People with this condition will often need to be hospitalized at first to receive antibiotics through a vein (intravenously). Long-term antibiotic therapy is needed to get the bacteria out of the heart chambers and valves.
Patients will usually have therapy for 6 weeks. The antibiotic must be specific for the organism causing the condition. This is determined by the blood culture and the sensitivity tests.
Surgery to replace the heart valve is usually needed when:
Early treatment of endocarditis improves the chances of a good outcome. However, valve destruction or strokes can result in death.
Call your health care provider if you notice the following symptoms during or after treatment:
People with certain heart conditions often take preventive antibiotics before dental procedures or surgeries involving the respiratory, urinary, or intestinal tract. Those with a history of endocarditis should have continued medical follow-up.
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