已明确有HIV感染的患儿如果出现下列机会感染，应做出AIDS病的推测诊断：①念珠菌性食道炎；②巨细胞病毒性视网膜炎；③卡氏肺囊虫性肺炎；④脑弓形虫病（1月龄以后）；⑤弥漫性慢性非典型性分枝杆菌感染。
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