儿童各型肺结核病的临床特点如下：（一）原发型肺结核原发型肺结核是结核杆菌初次侵入肺部后发生的原发感染，包括原发综合征（肺原发病灶、局部淋巴结病变和两者相连的淋巴管炎）及支气管淋巴结结核（图7-7）。
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