Auscultation Training by Repetition

Crackles - Coarse (Rales)

waveform
Listen for 2-3 minutes
maneuver
Seated
torso
Diaphragm

Listening Tips
spacer
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.
Repetition Training - Basic Lung Sounds

Table of Contents



left button                 right button
Previous Lesson        Next Lesson


repetition training button


Lesson Text

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.
Comments on this beta version will be welcomed. Send to: comments@easyauscultation.com

This website is only for medical professional education. Contact a healthcare provider for medical care. Copyright 2017 © MedEdu LLC. All Rights Reserved. | About | Privacy Policy | Email

This website is only for medical professional education. Contact a healthcare provider for medical care. Copyright 2017 © MedEdu LLC. All Rights Reserved. About | Privacy Policy | Email