Heart sounds

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Condition Sound characteristics File size
(Kb)
Duration
(Seconds)
Normal Normal heart sounds 47.3 2.20
Acute rheumatic fever Loud first sound 43.1 2.00
Mitral stenosis Accentuated first sound 40.6 1.89
Mitral stenosis Opening snap 46.1 2.04
Mitral stenosis Short, mid-diastolic murmur 39.7 1.80
Mitral stenosis Presystolic murmur 43.1 2.50
Mitral regurgitation Systolic murmur 38.8 1.80
Mitral regurgitation Systolic murmur,
high pitched and
blowing type
32.3 1.50
Mitral regurgiation Systolic murmur,
crescendo type
32.3 1.50
Mitral regurgiation Late systolic murmur,
crescendo type
32.3 1.50
Mitral regurgiation Mid systolic click
and late systolic murmur
37.8 1.76
Mitral regurgiation Holosystolic murmur 32.3 1.50
Mitral regurgiation Third heart sound 37.0 1.72
Mitral regurgiation+
Mitral stenosis
All sound features of
mitral stenosis and
mitral regurgitation
40.6 2.14
Aortic insufficiency Loud systolic ejection murmur,
third sound
30.8 1.97
Aortic stenosis Opening snap of aortic valve,
early systolic ejection sound
22.3 1.43
Pulmonary stenosis Harsh systolic ejection murmur 27.8 1.78
Tricuspid regurgitation Holosystolic murmur,
high pitched,
lower during expiration and
louder during inspiration
91.7 4.26
Ventricular sepatal defect Continuous murmur 24.2 1.54
Atrial septal defect Abnormal splitting of
second sound
during expiration
42.6 1.98
Patent ductus arteriosus Continuous “machinery” murmur 40.5 2.59
Coarctation of aorta Systolic murmur 23.4 1.49
Left bundle branch block Paradoxical splitting
during expiration
32.4 1.50
Left bundle branch block Paradoxical splitting
during inspiration
40.3 1.87
Right bundle branch block Abnormal splitting
of first sound
35.4 1.64
Complet heart block Slow heart rate,
varying first sound
82.6 3.84
Systemic hypertension Accentuated second sound 33.9 1.57
Acute rheumatic fever Loud first sound
Mitral stenosis Accentuated first sound
Mitral stenosis Opening snap
Mitral stenosis Short, mid-diastolic murmur
Mitral stenosis Presystolic murmur
Mitral regurgitation Systolic murmur
Mitral regurgitation Systolic murmur,high pitched and blowing type
Mitral regurgiation Systolic murmur, crescendo type
Mitral regurgiation Late systolic murmur, crescendo type
Mitral regurgiation Mid systolic click and late systolic murmur
Mitral regurgiation Holosystolic murmur
Mitral regurgiation Third heart sound
Mitral regurgiation
Mitral stenosis
All sound features of mitral stenosis and mitral regurgitation
Aortic insufficiency Loud systolic ejection murmur, third sound
Aortic stenosis Opening snap of aortic valve, early systolic ejection sound
Pulmonary stenosis Harsh systolic ejection murmur
Tricuspid regurgitation Holosystolic murmur, high pitched, lower during expiration and louder during inspiration
Ventricular sepatal defect Continuous murmur
Atrial septal defect Abnormal splitting of second sound during expiration
Patent ductus arteriosus Continuous “machinery” murmur
Coarctation of aorta Systolic murmur
Left bundle branch block Paradoxical splitting during inspiration
Left bundle branch block Abnormal splitting of first sound
Right bundle branch block of first sound
Complet heart block Slow heart rate,varying first sound
Systemic hypertension Accentuated second sound

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