羽绒服漏绒竟致呼吸衰竭羽绒服漏绒男子确诊羽绒肺

Core Viewpoint - A man in Fujian was diagnosed with allergic pneumonia, referred to as "down jacket lung," after experiencing respiratory difficulties due to prolonged exposure to a damaged down jacket that released feather fibers [1] Group 1: Health Implications - The man wore the damaged down jacket for over 12 hours daily for four weeks, leading to a blood oxygen saturation level dropping to 85% and resulting in respiratory failure [1] - "Down jacket lung" is a colloquial term for allergic pneumonia caused by inhaling feather fibers or their protein particles, which can trigger immune responses even in non-allergic individuals [1] - Early symptoms of "down jacket lung" include persistent dry cough, shortness of breath after activity, chest tightness, and fatigue, often mistaken for cold or bronchitis [1] Group 2: Disease Progression - If exposure continues, symptoms may worsen, leading to severe respiratory difficulties and further drops in blood oxygen saturation [1] - Characteristic symptoms intensify when in contact with down jackets and may alleviate after leaving the environment [1]