The endocardium is the inner lining of the heart muscle. Endocarditis is an infection of this lining and the heart valves.


Causes of endocarditis include:
  • Bacterial infection —the most common cause
  • Viral or fungal infection
  • Medical conditions that result in blood clotting too easily, causing a noninfectious form
Bacterial Endocarditis
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Risk Factors

Factors that may increase your risk of endocarditis include:


Symptoms of endocarditis include:
  • Fever, chills
  • Weakness, low energy
  • Sweatiness, especially at night
  • Shortness of breath
  • Cough
  • Loss of appetite, weight loss
  • Chest pain
  • Abdominal pain
  • Nausea and vomiting
  • Painful red bumps on the fingers and toes
  • Purple dots on the whites of the eyes, under the fingernails, and over the collarbone
  • Painful red patches on the fingers, palms, and soles

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