肺气肿:is a lungconditionfeaturing anabnormalaccumulation of air due to enlargement and destruction of the lung's many tiny air sacs resultinginthe formation of scar tissue. The destruction of the air sacs and formation of scartissueis permanent and thediseaseisincurable, howevermedicationmay be helpful to ease symptoms. Emphysema is strongly associated with smoking cigarettes. The best response to the early warning signs of emphysema is to stopsmoking.
