Lung Function Testing and Treatment

Lung Function Testing

North Brisbane Sleep and Thoracic provides a wide-range of lung function tests. 

Lung Volumes

This safe, non-invasive test determines the total volume of air that a person can inhale and exhale, as well as the residual volume of air, aiding the diagnosis of of Interstitial Lung Disease (ILD), Fibrosis, Hyperinflation and Gas trapping.


Spirometry is ideal for the diagnosis and management of asthma and asthma symptoms through serial lung testing, as well as monitoring patients with COPD.

Diffusing Capacity

An extremely useful test of how gas diffuses into the lungs to aid in the diagnosis of various respiratory conditions, but is specifically ideal for the identification and monitoring of emphysema.


A bronchoscopy is used to assess respiratory issues and enables your doctor to visualise and sample the respiratory system. A bronchoscopy is a procedure where a flexible camera is used to look inside the airways.

FeNO Testing

A non-invasive test that measures the amount of nitric oxide gas in a person's breath. This test is useful for diagnosing asthma.

Lung Function Treatments

North Brisbane Sleep and Thoracic provides a wide-range of lung function treatments. 

Zephyr Endobronchial Valves

The Zephyr Valve is the most studied minimally-invasive endobronchial device for emphysema and has consistently been shown to be a safe and effective treatment for patients with severe emphysema.

Contact us to book an appointment

Visit us at either our Clayfield or North Lakes location and experience compassionate care in a comfortable environment, tailored to meet your unique needs.