Essential Lung Sounds

Coarse Crackles (Rales)

Coarse crackles are also short, popping breath sounds. Compared to fine crackles they have a lower pitch but higher sound volume. Coarse crackles are usually longer in time.

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Introduction

	1	Normal Vesicular
	2	Diminished Vesicular
	3	Bronchial
	4	Wheezes
	5	Rhonchi - Low Pitched Wheezes
	6	Fine Crackles (Rales)
	7	Coarse Crackles (Rales)
	8	Bronchovesicular
	9	Stridor
	10	Pleural Friction Rub