Revised 11/1/2007
Chapter 5: Contents Summary Introduction Cases Interpretation Repeatability Chapter 6Case #5 - Invalid Test
The following curves and values were observed for an asymptomatic individual obtained using a flow-type spirometer. This test was not done as part of occupational surveillance program as the shortened 6-second maneuver (FEV6) is not recommended as a surrogate for FVC in occupational surveillance programs.
Is this a valid test? Regardless of whether the test is valid, how would you interpret the results? Do you notice any thing unusual about the values below? Click Here for interpretation answer.