폐에서 나가는 공기의 흐름이 차단되어 호흡 곤란을 유발하는 만성적인 염증성 폐 질환.
A chronic inflammatory lung disease that causes obstructed airflow from the lungs, making it difficult to breathe.
예문:
"Long-term exposure to cigarette smoke is the most common cause of COPD."
"Patients with COPD often require supplemental oxygen to maintain healthy blood levels."
"The severity of COPD can be assessed through a simple breathing test called spirometry."