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Heart Sounds

Known as: Sounds, Cardiac, Sound, Heart, Cardiac Sounds 
The sounds heard over the cardiac region produced by the functioning of the heart. There are four distinct sounds: the first occurs at the beginning… 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2011
2011
The stethoscope has been used for many years, and has been very effective to diagnose certain cardiologic and pulmonologic sounds… 
Highly Cited
2002
Highly Cited
2002
A method for detecting the first heart sound (SI) using a time-delay neural network (TDNN) is reported The network consists of a… 
Review
1999
Review
1999
BACKGROUND In the current era of cost-effective delivery of health care, it is particularly timely to carefully reevaluate the… 
1989
1989
The use of a heart sound simulator in teaching recognition of heart sounds was tested in 37 graduate students. Subjects were… 
1987
1987
Introduction, The First Heart Sound, The Second Heart Sound, The Fourth Heart Sound, The Third Heart Sound, Murmurs-General… 
1985
1985
We have used fast Fourier transform and power spectra analysis to determine possible interference of cardiovascular sounds with… 
1962
1962
Ventricular septal defect with low pulmonary vascular resistance and left-to-right shunt is well known to be closely associated… 
1961
1961
  • P. Nixon
  • 1961
  • Corpus ID: 37782517
FIG. 1.-Mitral regurgitaion. Pulmonary area medium frequency (PA/MF), and mitral area medium frequency (MA/MF) phonocardiograms… 
1961
1961
A 10-year-old girl with patent ductus arteriosus had most unusual auscultatory changes, but the typical roentgenologic and… 
Highly Cited
1958
Highly Cited
1958
Forty-four patients with wide splitting of the second heart sound and 25 normal controls were studied with fast speed logarithmic…