Key differences between COPD and Asthma

Question 1

Name the difference in COPD and asthma

Answer 1

COPD- irreversible obstruction, progressive, typically caused by smoking , poor bronchodilator response, low gas transfer in emphysema

Asthma- resversible obstruction, intermittent , typically triggered by allergens, strong bronchodilator response, normal gas transfer

Question 2

Name the difference in COPD and asthma in regards to inflam

Answer 2

COPD- inflam cells such as neurophils, machrophages, CD8+ T lymphocytes

Asthma- inflam cells such as eosinophils, mast cells and CD4+ T lymphocytes

Question 3

Name the difference in COPD and asthma in regards to airways

Answer 3

COPD- airflow limitation is NOT fully reversible

Asthma- airflow limitation may be fully reversible, either spontaneous or due to treatment