Dr. William P Tillis M.D.

Hospital-acquired pneumonia occurs in patients who have been hospitalized, usually after two to three days of hospital admission. Pneumonia contracted in such a setting is often more severe than a community-acquired pneumonia because the organisms causing it are more aggressive. This means that the...

Traffic exhaust or second hand smoke are sure to trigger a number of lung issues, particularly if you are susceptible to respiratory disorders. However, there are a number of very common, yet hidden, triggers in one's household that can lead to symptoms of asthma and other respiratory ailments.There...

Shortness of breath is defined as the feeling of inability to breathe normally, hence producing a troublesome sensation. Such breathlessness is a distinct issue in every affected individual. Typically, if in an event of modest labor or any unexpected situation leads to a shortness of breath, it is...

What is pleurisy?The pleural membrane is a very thin membrane that surrounds your lungs. It has two layers:...

Everyday tasks like walking up a set of stairs can be a daunting and debilitating endeavor for individuals with cystic fibrosis. The progressive, lifelong illness causes thick mucus to build up on the inside of critical organs, most notably the lungs. People who live with cystic fibrosis are...

Cystic fibrosis damages the lungs, digestive system, and other organs in the body. It affects the cells producing mucus, sweat, and digestive juices. It is caused due to defect in a gene. This gene changes a protein responsible for movement of salts in and out of cells. As a result, thick, sticky...