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rare

Loeffler endocarditis

Loeffler is a form of heart disease characterized by a stiffened, poorly-functioning heart caused by of the heart by white blood cells known as . is a disease of the heart muscle which results in impaired diastolic filling of the heart , i.e. the large heart chambers which pump blood into the or circulation. Diastole is the part of the contraction-relaxation cycle in which the heart fills with blood after the emptying done during its previous systole.

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Plain-language summary adapted from Wikipedia. Not medical advice.