Spirometry (pronounced “spy-rom-uh-tree”) is a common type of pulmonary function test. Another name for a pulmonary function test is a lung function test. A spirometry test measures the flow of air …

Mar 22, 2024 · To take a spirometry test, you sit and breathe into a small machine called a spirometer. This medical device records the amount of air you breathe in and out as well as the speed of your...

Spirometry (meaning the measuring of breath) is the most common of the pulmonary function tests (PFTs). It measures lung function, specifically the amount (volume) and/or speed (flow) of air that …

May 14, 2024 · It measures how much air you breathe in, how much you breathe out and how quickly you breathe out. Healthcare professionals use spirometry to diagnose asthma, chronic obstructive …

Feb 10, 2026 · Doctors use spirometry to diagnose asthma, COPD, and other conditions that make it hard to breathe. (Photo Credit: iStock/Getty Images) When you’re having trouble breathing, your …

Obstruction is defined as FEV1/FVC ratio below the lower limits of normal. The rule of thumb is if FEV1/FVC is down 10 or more from the predicted value. Restriction: Spirometry with a low FVC (less …

Spirometry is most familiar as an outpatient test for obstructive lung disease, asthma, and other respiratory conditions. Indications include wheezing, cough, stridor, chest tightness, and dyspnea on …

Sep 17, 2024 · Spirometry assesses the integrated mechanical function of the lung, chest wall, respiratory muscles, and airways by measuring the total volume of air exhaled as forcefully as …

A spirogram is a graphical record of lung capacities and volumes created using a spirometer. In the above diagram, the upward deflection represents inspiration, and the downward deflection …

Feb 27, 2026 · Spirometry is a pulmonary function test that measures the volume of air a person can inhale and exhale, as well as how quickly that air can be expelled from the lungs. During the test, the …