Auscultation Training by Repetition

Crackles - Late Inspiratory (Rales)

waveform
Listen for 2-3 minutes
maneuver
Sitting
torso
Diaphragm

Listening Tips
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Crackles begin in late inspiration and increase. High pitched, variable loudness. Best heard over posterior bases of the lungs. Do not usually clear with coughing.

repetition training button

Lesson Text

If you wish to review a complete lesson concerning this sound, the following lesson modules(s) may be useful. Each lesson includes text that covers an auscultatory sound, a waveform and an animation video.

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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