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Pulmonary Fibrosis

Pulmonary fibrosis (PULL-mun-ary fi-BRO-sis) is a disease in which tissue deep in your lungs becomes thick and stiff, or scarred, over time. The formation of scar tissue is called fibrosis.

As the lung tissue thickens, your lungs can't properly move oxygen into your bloodstream. As a result, your brain and other organs don't get the oxygen they need. For more information, go to the "How the Lungs Work" section.

Sometimes doctors can find out what's causing fibrosis. But in most cases, they can't find a cause. They call these cases idiopathic (id-ee-o-PATH-ic (More)

Understanding Pulmonary Fibrosis

  • Interstitial Lung Diseases (Pulmonary Fibrosis)
  • Pulmonary Fibrosis (Patient Education Materials)
  • Idiopathic Pulmonary Fibrosis (ADAM)
  • Interstitial Lung Diseases (MedlinePlus)
  • Patient Information Handbook (Pulmonary Fibrosis Foundation)
  • Pulmonary Fibrosis (MedlinePlus)

  • Commonly Asked Questions

    View All Q&As

  • Are There Diets to Help PF Symptoms?
  • Are We in the Last Stage of PF?
  • Can a Person Live Without a Ventilator?
  • Can Oxygen Therapy Be Used Too Much?
  • Do I Have Pulmonary Fibrosis Too?
  • Do the Benefits of Oxygen Therapy Outweigh the Risks?
  • Does Fiberglass Insulation Cause Dust?
  • Hospice Care: What Should We Expect?
  • Is All Scarring Life Threatening?
  • Is it Hereditary?
  • (More)

  • Additional Information

  • Symptoms and Tests
  • Treatment
  • Complications
  • The Body
  • Research Studies
  • Meet Our Experts

    NetWellness Expert Mark D Wewers

    Mark D Wewers, MD
    The Ohio State University

    Other Experts

    Last Updated: Nov 16, 2015