Questions on Pulmonology - 3. Chronic Bronchitis

👍🏻 Support us: Mastercard: 5106 2110 8086 3207 (ARMEN ASTVATSATRYAN) Chronic bronchitis is a type of chronic obstructive pulmonary disease (COPD) that involves inflammation and narrowing of the airways in the lungs. It is characterized by a persistent cough that produces mucus (sputum) and occurs most days of the month for at least three months in a year for two consecutive years. #chronicbronchitis #copd #cough Professor Armen Astvatsatryan, MD, PhD, ScD, FESC. First Dean and Founder of Faculty of Public Health of European Regional Educational Academy (now University). One of 100 of the International Biographical Center`s (Cambridge, England) Top Health Professionals - 2007. aramis1969@