How accurate are different types of flow meters in measuring FEV1?

How accurate are different types of flow meters in measuring FEV1?
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1 Answer

Answer :

Generally, most flow meters are very accurate in FEV1. However, device accuracy is not especially important, rather it is essential that you take multiple measurements to calculate an accurate working average.
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Which of the following tests is used at home to assess therapy and determine if a patient with asthma should seek emergency care? (a) Forced expiratory volume in one second (FEV1) (b) Forced vital capacity (FVC) (c) Total lung capacity (TLC) (d) Peak expiratory flow rate (PEFR) (e) Residual volume (RV)

Description : Which of the following tests is used at home to assess therapy and determine if a patient with asthma should seek emergency care? (a) Forced expiratory volume in one second (FEV1) (b) Forced vital capacity ... ) Total lung capacity (TLC) (d) Peak expiratory flow rate (PEFR) (e) Residual volume (RV)

Last Answer : Ans: D

Which of the following tests is used at home to assess therapy and determine if a patient with asthma should seek emergency care? (a) Forced expiratory volume in one second (FEV1) (b) Forced vital capacity (FVC) (c) Total lung capacity (TLC) (d) Peak expiratory flow rate (PEFR) (e) Residual volume (RV)

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Last Answer : Ans: D

The Spirometry finding found during episodes of Bronchial Asthma is Options: 1) Marked reduction in FVC 2) Normal or increased FEV1/FVC ratio 3) Marked reduction in FEV1 4) Increased peak expiratory Flow

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