Crackles - Coarse (Rales)

patient thorax when auscultating by stethoscope

patient position during auscultation
The patient was seated during auscultation.

Description

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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