flow-volume tracing

flow-volume tracing

Pulmonology A graphic representation of flow of air through the airways, which is altered in Pts with various forms of COPD–eg, asthma, bronchitis, and emphysema–see figure.  See Chronic obstructive pulmonary disease.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.