How long should these sounds be in order to qualify as “continuous”?
According to American Thoracic Society Guidelines, they should last >250 ms. In reality, continuous adventitious lung (CALs) are rarely that long, lasting instead 80–100 ms.
According to American Thoracic Society Guidelines, they should last >250 ms. In reality, continuous adventitious lung (CALs) are rarely that long, lasting instead 80–100 ms.