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Why is the difference between volume flow and rate of flow in pulmonary function test?
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Dr. Sue Ferranti
Internal Medicine
In brief: PFTs...
In pulmonary function testing, volume flow refers to how much air is inhaled or exhaled whereas the rate of flow tests how fast the air is inhaled or exhaled.

In brief: PFTs...
In pulmonary function testing, volume flow refers to how much air is inhaled or exhaled whereas the rate of flow tests how fast the air is inhaled or exhaled.
Dr. Sue Ferranti
Dr. Sue Ferranti
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Dr. Aaron Milstone
Board Certified, Internal Medicine - Pulmonology
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