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一、(D)结核性渗出性胸膜炎常发生在原发感染后,被结核菌致敏的儿童和青年。二、(D)经口或鼻咽插入的支气管镜,易被正常寄居在这些地方的细菌污染,因此从支气管镜获取的材料,做细菌学检查是不可靠的。三、(D)肺囊性纤维化影响纤毛功能和粘液分泌,导致严重的进行性阻塞性肺病,常伴有反复感染和支气管扩张,但肺毛细血管不受侵害,故不影响CO弥散。
First, (D) tuberculous exudative pleurisy often occurs in primary infection, was sensitized TB children and young people. Second, (D) Bronchoscopy with oral or nasopharyngeal insertion is easily contaminated with bacteria that normally reside in these areas, so doing bacteriological examination of material taken from a bronchoscope is not reliable. Third, (D) cystic fibrosis affect ciliary function and mucus secretion, leading to severe progressive obstructive pulmonary disease, often accompanied by recurrent infections and bronchiectasis, but pulmonary capillaries from infringement, it does not affect the CO dispersion.