羽绒服漏绒致呼吸衰竭 医生：警惕羽绒肺

Core Points - A man in Fujian was diagnosed with "down jacket lung" after wearing a damaged down jacket for over 12 hours daily for four weeks, leading to respiratory failure and a blood oxygen saturation level of 85% [1] - "Down jacket lung" is a colloquial term for allergic pneumonia caused by inhaling down fibers or their protein particles [2] Symptoms - Early symptoms include persistent dry cough, shortness of breath after activity, chest tightness, and fatigue, which can be mistaken for a cold or bronchitis [3] - Progressive symptoms may lead to severe breathing difficulties and decreased blood oxygen saturation, potentially resulting in respiratory failure [3] - Symptoms worsen when in contact with down jackets and may improve after leaving the environment [3] Risk Factors - Damaged down jackets can lead to continuous leakage of down fibers [4] - Wearing down jackets for over 12 hours significantly increases exposure to down particles, especially in enclosed spaces [5] - Poor quality down jackets with inadequate anti-leak technology pose a higher health risk [6] Purchasing Guidelines - Check the compliance standard on the down jacket's certificate, ensuring it meets the new national standard GB/T14272-2021 [7] - Look for down content; jackets with over 50% down content are considered qualified, with higher percentages indicating better quality [8][9] - Evaluate the filling amount, which is crucial for warmth; a higher filling weight is necessary for effective insulation [10] - Recommended filling amounts vary: lightweight jackets should have 40-90 grams, standard short jackets around 130 grams, medium thickness jackets about 180 grams, and jackets for northern outdoor use should exceed 180 grams [11][12]