What Causes Scar Tissue in the Lungs?
The lungs are part of the respiratory system and are responsible for breathing. These spongy organs contain a network of airways called bronchi that branch into smaller tubes called bronchioles that end in tiny air sacs called alveoli. The lungs are delicate and are susceptible to damage and scarring by a variety of diseases and disorders. Interstitial Lung Disease Interstitial lung disease is the name for a group of disorders, which are described below (see Reference 2). There are many causes of interstitial lung disease, but usually the disease progresses causing scarring of the lung tissue. The scar tissue on the lungs affects the lungs’ function and is irreversible. Occupational and Environmental Factors Long-term exposure to toxins and pollutants such as silica dust or asbestos increases your risk of lung disease that can lead to scar tissue. Other substances such as grains, sugar cane, animal droppings, dust and molds can also damage the lungs. Infections Viral infections such as