Dr. Jonathan Allyn Rettmann M.D.

Chronic Obstructive Pulmonary Disease (COPD) and lung cancer are two ends of the same spectrum. Though vastly different in core characteristics, they share many symptoms such as painful wheezing, a persistent cough, and the production of copious mucus. Both these diseases have similar causes and...

Albeit there is no cure for COPD, there are medicines available to manage this disease. Taking these medications can slow down the progression of the disease, and improve one's quality of life.Stop smoking!Cessation of smoking is one step that will help toward managing symptoms of COPD. If you have...

The mucous membranes in the airways of people with cystic fibrosis produce mucus that is thick and viscous, more solid than is produced by healthy people, which leads to all sorts of problems in the patient.As anyone with CF knows, the reason the mucus thickens is because the proteins that form the...

Doctors and medical professionals in recent years have prescribed numerous antibiotics to cystic fibrosis patients in order to counteract Burkholderia cenocepacia, bacteria that are known to cause lung infections in those with cystic fibrosis.It has become apparent in recent years that these...

What is cytomegalovirus?Cytomegalovirus (CMV) is a member of the herpes virus family. Others viruses that belong to the same family are:...

What is allergic bronchitis?Bronchitis is an inflammation of the inner lining of the bronchial tubes usually due to a viral infection of the upper respiratory tract. Bronchitis itself can be acute when the signs and symptoms last no longer than 10 days, and chronic when the signs and symptoms tend...