Definition of cause for English Language Learners. : 1  something or someone that produces an effect, result, or condition : something or someone that makes something happen or exist. : 2  a reason for doing or feeling something. : 3  something (such as an organization, belief, idea, or goal) that a group or people support or fight for.
Though PH patients have 68% probability of surviving after the first year of diagnosis, and the chances decrease to 34% four years later, according Ohio State University Lung Center, early diagnosis is critical in increasing the pulmonary hypertension life expectancy.
September 4, 2012 â¢ COPD Emphysema. COPD life expectancy depends upon the stage of disease and level of symptoms experienced by patients. Chronic Obstructive Pulmonary Disease can cause lungs damage. It is one of the leading causes of death of people in US.People die after reaching ending stages of this disease.OPD life expectancy depends upon the stage of disease and level of symptoms experienced by patients. Chronic Obstructive Pulmonary Disease can cause lungs damage. It is one of the leading causes of death of people in US.