Douglas Ryan Closser M.D.

OverviewDyspnea is the clinical term for shortness of breath or breathlessness experienced by both healthy individuals and patients with respiratory or cardiovascular diseases. It can also be a temporary condition that quickly resolves on its own or a symptom of a more serious health condition. A...

What is pneumonia?Pneumonia is an acute lung infection that causes inflammation of the air sacs in either one or both lungs. The air sacs get filled with fluid or pus, making it difficult for the affected person to properly breathe. Individuals who have contracted the infection usually cough and...

Caleigh Haber has spent 27 years battling cystic fibrosis.For some time now, Caleigh’s boyfriend, Bryan, has been helping her with care needs. Caleigh’s over-all health status appears fragile: Aside from late-stage CF, she’s also “in kidney failure (becoming more common for those with CF),...

IntroductionOrthopnea is the medical term used when referring to the occurrence of dyspnea (shortness of breath) when you are lying flat. This symptom is often a sign of heart failure. However, orthopnea can also be due to other health conditions. Dyspnea (shortness of breath) is not the same with...

Researchers have been trying to figure out why Cystic Fibrosis (CF) patients are unable to fight off bacterial infections.Recently, studying pigs have helped scientists understand CF better.Why pigs?Initially, mice were used to evaluate CF, but they did not spontaneously develop CF like humans do....

Results from a recent study have shown that 15% of Adults with Cystic Fibrosis (CF) had definitive symptoms for Attention Deficit Hyperactivity Disorder (ADHD).While past research had shown a prevalence of anxiety and depression in adults with CF, the incidence of ADHD was described as...