A doctor speaking with a patient at his desk.

Learn All About 
Pulmonary Fibrosis

The conditions that cause it, how it is diagnosed and the associated symptoms.

The term pulmonary fibrosis is used to describe a build-up of scar tissue in the lung; it is associated with a larger group of lung diseases called Interstitial Lung Disease. For someone with pulmonary fibrosis, the lungs become scarred, thickened and stiff, and breathing can become difficult. It is progressive, which means that it becomes worse over time. 

The development of pulmonary fibrosis has many different causes and can affect people differently. Visit some of the links below to learn more.

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A doctor showing a patient a CT scan of pulmonary fibrosis.

What is pulmonary fibrosis?

Pulmonary fibrosis is the scarring of lung tissue. Learn about how it occurs and how it affects the body.
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An older man reading about medication from a book.


Pulmonary fibrosis has a variety of symptoms that may worsen if the disease progresses. Learn more about these symptoms.
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Two older women holding hands and discussing diagnosis of conditions with Pulmonary Fibrosis.


There are many different types of lung diseases in which scarring is a feature. Read about how it is detected and diagnosed.