text: （三）患儿的年龄新生儿感染性肺炎：产前和产时感染性肺炎病原菌常见有肠科杆菌（包括大肠杆菌和克雷伯杆菌）、B族链球菌（GBS）和李斯特菌；巨细胞病毒、风疹病毒、梅毒螺旋体、沙眼衣原体、弓形虫等也可以引起产前和产时感染性肺炎，但临床表现较晚。
entities.entity: 新生儿感染性肺炎
entities.label: dis
entities.entity: 产前和产时感染性肺炎
entities.label: dis
entities.entity: 病原菌
entities.label: mic
entities.entity: 肠科杆菌
entities.label: mic
entities.entity: 大肠杆菌
entities.label: mic
entities.entity: 克雷伯杆菌
entities.label: mic
entities.entity: B族链球菌
entities.label: mic
entities.entity: GBS
entities.label: mic
entities.entity: 李斯特菌
entities.label: mic
entities.entity: 巨细胞病毒
entities.label: mic
entities.entity: 风疹病毒
entities.label: mic
entities.entity: 梅毒螺旋体
entities.label: mic
entities.entity: 沙眼衣原体
entities.label: mic
entities.entity: 弓形虫
entities.label: mic
entities.entity: 产前和产时感染性肺炎
entities.label: dis