Heart
Heart Sounds Introduction
Pediatrics: When To Refer
Heart Murmur
Normal Heart Sounds
First Heart Sounds
Second Heart Sounds
Extra Heart Sounds (S3 & S4)
Systolic Murmurs
Diastolic Murmurs
Complex Conditions
Congenital Abnormalities
Cardiac Conditions Assoc. with Sudden Death
Heart Sounds in Primary Care
Auscultation Repetition Training
Heart Sounds Guide
Lungs
Lung Sounds Introduction
Basic Lung Sounds
Intermediate Lung Sounds
Lung Sounds Guide
Intro To Lung Sounds
Blood Pressure
Taking Blood Pressure
Measuring Blood Pressure Procedure
Adult Case Studies Part I
Adult Case Studies Part II
High Blood Pressure in Children
Extras
Terms
Quizzes
Heart Sounds Guide
Lung Sounds Guide
Sonography Training (free)
Join
Extra Heart Sounds (S3 and S4)
Third and Fourth Heart Sound Gallop
Unlock lessons, quizzes and more.
Sign Up
Both the third and fourth heart sounds (S3 and S4) are low frequency. S4 is lower than S3.
This is a pattern that occurs with improvement of heart failure. That is, an S3 pattern gives way to an S3 S4 pattern as the patient improves.
play
pause
The recommended auscultation position for the stethoscope is the
Mitral
position. For this sound, use stethoscope's
Bell
.
The recommended patient position is
Supine
Phonocardiogram
This waveform plots sound amplitude on the vertical axis against time on the horizontal axis.
Heart Animation
Lessons
Third Heart Sound Gallop
Fourth Heart Sound Gallop
Third and Fourth Heart Sound Gallop
Summation Gallop at 120 beats per minute
Practice Drill
Listening Tips
A synopsis of important sound features and timing for this abnormality.
Diastole:
S3 and S4 present; galloping sound.
CaseID
86
CourseID
25
CourseCaseOrder
3
ID
72