PATH 300 Lecture Notes - Lecture 17: Lung Transplantation, Immunoglobulin Class Switching, Neutrophil
22 Mar 2018
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Definition: conditions that make it hard to exhale all the air from the lungs and makes it harder to breathe, especially during increased activity or exertion. In contrast, people with restrictive lung diseases have a much more difficult time filling their lungs with air. This can be the result of the lungs being restricted from fully expanding. It is a common, preventable and treatable disease. It is characterized by persistent airflow limitation that is usually progressive. It is associated with an enhanced chronic inflammatory response in the airways and lungs. It is comprised of 2 conditions: chronic bronchitis and emphysema. Chronic bronchitis: characterized by mucus production that leads to cough for 3 consecutive months in at least 2 consecutive years, characterized by excessive mucus production and inflammation. Emphysema: more pathological, characterized by permanent airspace enlargement and irreversible destruction of alveolar structures. Excessive mucus production is due to several.
