Are Spirometry Tests Accurate?

Conclusions: Most spirometers tested were not accurate. The magnitude of the errors resulted in significant changes in the categorization of patients with obstruction. Acceptable-quality tests were produced for only 60% of patients.

Can spirometry results be wrong?

The subject of spirometry is a huge topic, despite the test itself being relatively simple to undertake. It is meaningless if it is done incorrectly and unfortunately, the resulting misdiagnosis is a cause for concern.

What does spirometry test diagnose?

Spirometry is the most common type of pulmonary function or breathing test. This test measures how much air you can breathe in and out of your lungs, as well as how easily and fast you can the blow the air out of your lungs. Your doctor may order spirometry if you have wheezing, shortness of breath, or a cough.