John Carew, MD, is an otolaryngologist and adjunct assistant professor at the Mount Sinai Medical Center department of otolaryngology and NYU Medical Center. Colds, the flu, sinus infections, and ...

If your doctor tells you that you have cystic lung disease, it means you have one of a group of conditions that cause lung cysts -- sacs of tissue filled with air or fluid. Treatments can help, but ...