Title: 5-Minute Pulmonology Series PART 4 : SPIROMETRY Reporting (Examples)

[@adarshshetty3390]

Very informative video ma'am

[@RS-nc8sf]

Can we classified restrictions into mild, moderate and severe depending on Z score or is it only for obstruction?

[@pulmonologyreadaloud]

For all measures use z-score:  Mild: −1.65 to −2.5  Moderate: −2.51 to −4.0  Severe:

[@christenes9966]

FVC bronchodilator response for the last example is 22.3%?

[@pulmonologyreadaloud]

it will be 1.51 - 0.96 div by 1.76 = 31 %

[@christenes9966]

@@pulmonologyreadaloud Thanks for your reply! Can I ask why we aren't dividing by the predicted value? Why do we divide by the LLN predicted value?

[@pulmonologyreadaloud]

Check time line at 3.11 min. It is as per ATS /ERS statement

[@christenes9966]

@@pulmonologyreadaloud Thanks. I checked and the formula doesn't say LLN predicted, only predicted value?

[@doctorsays.]

@@christenes9966 yes im wondering the same too? isit we suppose to divide by predicted value rather than LLN?