Third sound

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Related to third heart sound: fourth heart sound
(Mus.) See Third, n., 3.

See also: Third

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Her apex beat was not displaced but she had a third heart sound with gallop rhythm.
Signs of severity include clinical features of heart failure, pulmonary hypertension, a loud murmur grade [greater than or equal to] 3/6 and presence of a third heart sound in the absence of heart failure.
Signs can include tachycardia, tachypnoea, pulmonary rales, an enlarged heart, and third heart sound. Such signs and symptoms overlap with those of many other conditions, ranging from normal pregnancy to pulmonary emboli and upper respiratory infection.
An expert in auscultation-the technical term for listening to the body's internal sounds, usually through a stethoscope--Johnson listened to Guion's heart and detected an intermittent third heart sound (otherwise known as [S.sub.3]).
He was tachycardic with a regular rhythm, a systolic ejection murmur IV/VI was present at left lower sternal border, a diastolic murmur III/VI was present at right upper sternal border and a third heart sound was present at left lower sternal border.

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