Background concept wordcloud illustration of asthma glowing light 小さすぎます。 Concepts & Topics 上気道 Asthma background concept glowing
Shown is bronchial airway obstruction and narrowing due to viscid mucus. Excessive mucus in bronchial airways can cause significant obstruction and and interferes with pulmonary function. This is particularly problematic for those with asthma and chronic bronchitis. 喘息 ひと肺 上気道 Lungs - Bronchial Mucus Causing Airway Obstruction & Narrowi