Pulmonary Fibrosis Symptoms, Causes and Treatment

If the alveoli are somehow hurt, swelled, or destroyed, the oxygen stops moving to the blood. That is how and when pulmonary fibrosis forms and progress. The human organism then attempts to recover from the injury using scars. However, the outcome is not as expected: the lungs becoming less elastic or lose elasticity at all. The wounds shape the tiny air sacs.