Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Endocarditis ?
    ### Response:
    Endocarditis, also called infective endocarditis (IE), is an inflammation of the inner lining of the heart. The most common type, bacterial endocarditis, occurs when germs enter your heart. These germs come through your bloodstream from another part of your body, often your mouth.
    