DEAR DR. DONOHUE On the printed report of my chest X-ray it says "suggestive of COPD." Do I have it, and exactly what is it? I feel good. I'm 36 and haven't had a sick day in the past 15 years. -- L.R ...

Pneumonia is a common disease, affecting 5 million Americans per year, and is the 6th leading cause of death in the United States. Patient survival improves significantly when pneumonia is diagnosed ...

Small-airway obstruction, which cannot be seen with conventional X-rays, was observed in a virtual chest X-ray enhanced by phase-contrast imaging, according to study results published in Proceedings ...