A CT scan of healthy lungs looks typical in size with no inflammation, allowing the diaphragm to dome. Lungs with emphysema can look overinflated, with muscle loss, making the diaphragm misshapen. The ...

Stage 4 emphysema is the most severe stage, in which a person’s symptoms may significantly affect their quality of life. Treatment may include medications, oxygen therapy, or surgery. Share on ...

With emphysema, you can have symptoms like shortness of breath, coughing, wheezing, and chest tightness. Your symptoms can ...