Heart and Lung Sounds Reference Guide
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Welcome to our guide for heart and lung sounds. Select one of the titles below to review auscultation assessment tips, view phonocardiograms and listen to audio recordings.
Aortic Sclerosis (Musical Murmur)
Acute Pericarditis
Aortic Regurgitation (Decrescendo Diastolic Murmur)
Aortic Regurgitation Mild
Aortic Regurgitation Moderate
Aortic Regururgitation Severe
Aortic Stenosis (Diamond Shaped Systolic Murmur)
Aortic Stenosis Mild
Aortic Stenosis Moderate Regur Mild
Aortic Stenosis - Severe
Aortic Stenosis Moderate and Regurgitation Mild - Rheumatic
Arrhythmogenic RV Dysplasia
Atrial Septal Defect
Bronchial
Bronchophony Abnormal
Bronchophony Healthy
Bronchovesicular
Coarctation of the Aorta
Commotio Cordis
Crackles Coarse (Rales)
Crackles Early Inspiratory (Rales)
Crackles Fine (Rales)
Crackles - High Pitched (Rales)
Crackles Late Inspiratory (Rales)
Crackles Low Pitched (Rales)
Ebstein's Anomaly
Egophony-a
Egophony-e
Exercise Heart Rate 120bpm
First and Second Heart Sounds Normal and Unsplit
First and Second Heart Sounds Reduced Intensity
First Heart Sound (Markedly Split)
First Heart Sound (Minimally Split)
First Heart Sound Decreased Intensity
First Heart Sound Loud
First Heart Sound plus Aortic Ejection Click
Fourth Heart Sound Plus First Heart Sound
Fourth Heart Sound Gallop
Hypertrophic Cardiomyopathy
Innocent Murmur
Innocent Systolic Ejection Murmur - Standing
Innocent Systolic Ejection Murmur - Supine
Mediastinal Crunch
Mid-Systolic Click
Mitral Regurgitation
Mitral Regurgitation (Pan-systolic Murmur)
Mitral Regurgitation - Severe
Mitral Regurgitation and Aortic Regurgitation
Mitral Stenosis (Diastolic Murmur)
Mitral Stenosis - Mild
Mitral Stenosis - Moderate
Mitral Stenosis - Severe
Mitral Stenosis Severe and Regurgitation Mild Rheumatic
Mitral Valve Leaflet Prolapse
Mitral Valve Prolapse (Click with late systolic murmur)
Mitral Valve Prolapse with Mid Systolic Click - Standing
Myocarditis
Opening Snap and Second Heart Sound
Patent Ductus Arteriosus
Pleural Rubs
Prosthetic Heart Sound - Aortic
Prosthetic Heart Sound - Mitral
Pulmonary Stenosis
Pulmonic Regurgitation - Mild
Rhonchi - Low Pitched Wheezes
Second Heart Sound - Fixed Splitting
Second Heart Sound - Physiologic Split
Second Heart Sound - Splitting
Second Heart Sound and a Tumor Plop
Second Heart Sound and Late Systolic Click
Second Heart Sound with Fixed Splitting
Second Heart Sound with Persistent Splitting
Second Heart Sound Fixed Splitting, Decr. Aortic Intensity
Second Heart Sound: Fixed Splitting Incr. Aortic Intensity
Stridor
Summation Gallop at 120 beats per minute
Tetralogy of Fallot
Third and Fourth Heart Sound Gallop
Third Heart Sound - Physiologic
Third Heart Sound Gallop
Tricuspid Regurgitation - Severe
Tricuspid Stenosis - Moderate
Ventricular Septal Defect
Vesicular - Diminished
Vesicular - Normal
Wheeze
Wheezes - Expiratory
Wheezes - High Pitched
Wheezes - Low Pitched
Wheezes - Monophonic
Wheezes - Polyphonic
Whispered Pectoriloquy - Abnormal
Whispered Pectoriloquy - Healthy
Parts of this page authored by Dr Barbara A Erickson.
Medically reviewed by Dr. Jonathan Keroes, MD, Cardiology
Medically reviewed by Dr. Jonathan Keroes, MD, Cardiology
Heart and Lung Sound Reference Guide
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Sv: 1 ; 7/30/2026 9:42:15 PM
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