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The cause of lung scarring is not always known, but potential causes include environmental pollutants, certain medicines, some chronic illnesses, infections and radiation treatment. Research shows that 9 out of 10 people with lung scarring also have gastroesophageal reflux disease, reports the Natio


The Cleveland Clinic and Duke Medicine can treat lung scarring, notes their websites. Scarring of lungs leads to pulmonary fibrosis, which thickens the lung tissue including the alveoli, states Mayo Clinic. As a result, oxygen does not pass into the bloodstream.


Surgery, injections and over-the-counter ointments are the most common types of treatments for scar tissue, according to WebMD. For burn victims with large-scale scarring, paramedical tattooing is another option to minimize scar visibility, according to CBC News.


It is not usually possible to remove scars from the lungs, although small amounts of scar tissue do not typically impact the functioning of the lungs, explains NetWellness. Treatments for pulmonary fibrosis, such as medication and pulmonary rehabilitation, can sometimes help prevent further scarring


The body produces scar tissue as a biproduct of the healing process, particularly when too much collagen is created by healing cells or when it forms on the skin in uneven patterns. In particular, collagen that forms unevenly above and around the wound site often leaves raised, reddish or otherwise


Externally, scar tissue can feel like a tightened patch of skin, or like a raised bump that is usually red in color. Internally, it can feel like tightness, and can make it difficult to move joints. Scar tissue also can also feel like numbness, particularly if it is centralized around a nerve.


In the United States, the wholesale cost of lung scarring treatment using the drug Esbriet is $7,800 per month, or $94,000 per year, says its manufacturer Roche in The New York Times. Ofev, the drug by Boehringer Ingelheim, costs $96,000 per year in America, according to FiercePharmaMarketing.


Tissues that make up the lungs include bronchioles, epithelial cells, smooth muscle cells and alveoli, according to Centre of the Cell. Many of the lungs' tissues consist of several different cell types.


Some ways of treating painful scar tissue include medication, TENS therapy, injections and pulsed radio frequency treatments, states UPCM Patients. These treatments are designed to help relieve and block pain from nerves damaged or squeezed by scar tissue.


According to Body in Balance, scarred muscle tissue is muscle that has healed from injury and is weaker, less elastic and highly prone to reinjury. Muscles become scarred after they are damaged because they heal not with muscle tissue, but with collagen, a foreign substance.