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What is Spirometry? (Overview and Practice Questions)

What is Spirometry? (Overview and Practice Questions)

by Respiratory Therapy Zone | Pulmonary Function Testing

Spirometry is a type of pulmonary function test (PFT) that measures how much air a patient can breathe in and out, and how quickly they can do so. It is used to diagnose and monitor conditions that affect your lungs, such as asthma, COPD, and pulmonary fibrosis. This...
Gas Distribution Tests: Lung Volumes and Airway Resistance

Gas Distribution Tests: Lung Volumes and Airway Resistance

by Respiratory Therapy Zone | Pulmonary Function Testing

Gas distribution tests are pulmonary function tests (PFT) that can obtain a patient’s lung volume measurements. This involves the amount of air that is inhaled and exhaled at various points during the breathing cycle. It also includes the volume that remains in...
Diffusing Capacity of the Lungs for Carbon Monoxide [DLCO Test]

Diffusing Capacity of the Lungs for Carbon Monoxide [DLCO Test]

by Respiratory Therapy Zone | Pulmonary Function Testing

The DLCO test refers to the diffusing capacity for carbon monoxide in the lungs. It’s a type of pulmonary function test (PFT) that helps to assess how well gas is exchanged between the lungs and the bloodstream. In this article, we will discuss how and why the...
PFT Equipment and Machines [Pulmonary Function Testing]

PFT Equipment and Machines [Pulmonary Function Testing]

by Respiratory Therapy Zone | Pulmonary Function Testing

Pulmonary functioning testing (PFT) is a set of noninvasive tests that are used to measure how well a patient’s lungs are working. This is important in the diagnosis and treatment of those with respiratory diseases. In order to perform the tests and obtain...
Methacholine Challenge Test: Overview and Practice Questions

Methacholine Challenge Test: Overview and Practice Questions

by Respiratory Therapy Zone | Pulmonary Function Testing

A methacholine challenge test is a lung function test that is used to diagnose a patient with asthma. This test is common among those who have shortness of breath, coughing, and/or wheezing. In this article, we will review what a methacholine challenge test is and how...
Pulmonary Function Testing: Overview and Practice Questions

Pulmonary Function Testing: Overview and Practice Questions

by Respiratory Therapy Zone | Pulmonary Function Testing

Pulmonary Function Testing (PFT) refers to a set of noninvasive tests that are used to examine a patient’s respiratory system and identify the severity of pulmonary impairment. The tests measure how well the lungs are able to take in and release air, and how...
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