Website maintenance is planned from 8:00 a.m. CDT Saturday, July 27, through 9:00 p.m. CDT Sunday, July 28. Brief disruptions may occur during this time.
B. Crackles
A. During inspiration.
C. Coughing
A. Abnormal breath sounds in COPD are frequently heard during expiration, and coughing may cause some of these sounds to disappear.