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www.reference.com/article/interstitial-pulmonary-fibrosis-87cf4ddf751c135a

Interstitial pulmonary fibrosis describes a disease where tissue surrounding the air sacs of the lungs becomes inflamed and damaged, according to the National Library of Medicine. As the tissue stiffens and scars, the alveoli are prevented from fully expanding, and less oxygen is breathed into the b

www.reference.com/article/fibrosis-1d69a79f25bc8b4a

Fibrosis refers to the formation of fibrous tissue, according to The Free Dictionary. An example is congenital hepatic fibrosis, in which the liver forms wide bands of fibrous tissue in an irregular pattern. The tissue contains cysts from faulty terminal bile ducts and leads to constricted blood flo

www.reference.com/article/causes-fibrosis-3f02f1cc44169de7

Causes of pulmonary fibrosis include environmental factors, radiation treatments, certain medications and medical treatments. In most cases, however, no known cause is discovered, according to Mayo Clinic.

www.reference.com/article/can-radiation-cause-interstitial-pulmonary-fibrosis-da5adcda65403d57

Radiation therapy sometimes causes interstitial pulmonary fibrosis in patients, according to Mayo Clinic. The damage takes months or years to show up after the therapy. Pulmonary fibrosis is scarring of the lungs, which thickens the tissue, making it more difficult for oxygen to pass into the bloods

www.reference.com/article/prognosis-stage-2-lung-cancer-3c3f8c0df3e3ad3

According to the American Cancer Society, the observed 5-year survival rate for patients who are diagnosed with stage II lung cancer is around 30 percent. Depending on the location and other qualities of the primary tumor, stage II lung cancer can be divided between types IIA and IIB. Survival rates

www.reference.com/article/prognosis-stage-4-lung-cancer-d6bedaa4b3c5f19f

The American Cancer Society lists the 5-year survival rate for stage IV non-small-cell lung cancer as about one percent; stage IV small-cell lung cancer 5-year survival rates are at two percent. Mesothelioma has a 5-year survival rate of five to ten percent.

www.reference.com/world-view/prognosis-stage-three-lung-cancer-ad245772af29d6a1

Around 30 percent of patients diagnosed with lung cancer have already reached stage 3, and their prognosis varies according to multiple factors, according to Dr. Lynne Eldridge, writing for About.com. The median survival time for stage 3a non-small cell cancer is 15 months, and stage 3b patients hav

www.reference.com/world-view/palliative-treatment-options-recommended-pulmonary-fibrosis-ebad519f694d0bf7

Palliative treatment options for people with pulmonary fibrosis are medications, oxygen therapy, physical exercise, efficient breathing techniques, nutritional counseling, and emotional counseling and support, according to Mayo Clinic. While no treatment cures or stops the disease from worsening, pa

www.reference.com/article/lung-fibrosis-bcda28c08fafc73c

Lung fibrosis, or pulmonary fibrosis, takes place when damaged and scarred tissue in the lung causes it to dysfunction, explains Mayo Clinic. The cause of lung fibrosis is unknown as of 2015, and the lung damage is irreparable.

www.reference.com/world-view/prognosis-stage-4-brain-cancer-f015feb1d9a81c82

As of 2014, the American Brain Tumor Association states that the prognosis for stage four brain cancer is a survival rate of approximately 14.6 months. Stage four brain cancer consists of malignant tumors called glioblastomas. The American Cancer Society states that as of 2014, the mortality rate is