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Crackles - Coarse (Rales)

Virtual Auscultation

patient torso with stethoscope chestpiece

patient position during auscultation
The patient's position is seated.

Lesson

Coarse crackles are a loud and distinctive lung sound, often described as popping or bubbling. These intermittent sounds have a lower pitch than their fine counterparts and tend to linger longer in duration - try simulating the noise by rolling pieces of hair between your fingers near your ear!

Waveform



Authors and Sources

Authors and Reviewers

Sources

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