Dr. Yasser M Mokhtar M.D.

Cystic fibrosis (CF) is an inherited disease that is caused by a defect in the cystic fibrosis transmembrane conductance regulator (CFTR) gene. The CFTR protein is responsible for controlling the transportation of salt in and out of cells. Any mutations in the CFTR gene can cause an imbalance in the...

Croup in AdultsAlthough croup is commonly observed in children who are 6 months to 3 years old, it is also possible for adults to get the infection in rare cases. Croup is a viral respiratory infection caused by human parainfluenza viruses (HPIVs). However, other causes of croup may include...

Every now and then, everyone needs to take a break. In fact, taking a vacation may be just what the doctor ordered. Planning is necessary for any individual who wishes to travel; however, if you have cystic fibrosis, there are a few extra things that you need to plan for. Travel insurance, enough...

OverviewPulmonology is a subspecialty of internal medicine that focuses on respiratory health. The specialist called in this area of medicine is called a pulmonologist. Pulmonologists are specialists who diagnose and treat different conditions that are associated with the respiratory system of...

In the not-so-distant past, researchers believed that asthma was a condition that always developed during childhood, and one that merely worsened in later adulthood. That theory has since been proven wrong, as asthma has begun to affect problem-free individuals in their thirties and later adult...

What is Bronchiectasis (BR) and how it is related to Rheumatoid Arthritis (RA)? It is known that there is a strong association with RA and various pulmonary disorders such as BR. How these two conditions are connected is less clear and something that has been being examined for some time. However...