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
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Quizzes
Heart Sounds Guide
Lung Sounds Guide
Sonography Training (free)
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Basics of Lung Sounds
Crackles - Coarse (Rales)
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Coarse crackles are discontinuous, brief, popping lung sounds. Compared to fine crackles they are louder, lower in pitch and last longer. They have also been described as a bubbling sound. You can simulate this sound by rolling strands of hair between your fingers near your ear.
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The recommended auscultation position for the stethoscope is the
Chest wall
position. For this sound, use stethoscope's
Diaphragm
.
The recommended patient position is
Seated
Waveform
This waveform plots sound amplitude on the vertical axis against time on the horizontal axis.
Skin and Ribs
Blended View
Lungs
Move slider to reveal lungs
Lessons
Vesicular - Normal
Crackles - Fine (Rales)
Crackles - Coarse (Rales)
Wheeze
Rhonchi - Low Pitched Wheezes
Bronchial
Pleural Rubs
Bronchovesicular
Practice Drill
Listening Tips
A synopsis of important sound features and timing for this abnormality.
Course crackles are discontinuous, brief, popping sounds. Similar to the sound of a hook and loop fastener being pulled apart. They have also been described as a bubbling sound. More common during inspiration.
CaseID
73
CourseID
201
CourseCaseOrder
3
ID
60