11例鹦鹉热衣原体肺炎的宏基因二代测序诊断及临床特征分析

Journal: Basic Medical Theory Research DOI: 10.12238/bmtr.v8i2.18858

杜卫良, 卢俊华, 贾闪闪

浙江省义乌市天祥医疗东方医院

Abstract

目的:总结鹦鹉热衣原体肺炎的临床症状、辅助检查及治疗,提高内科医生对该疾病的早期诊断,及时治疗。方法:回顾义乌天祥东方医院、横店文荣医院从2020年09月到2025年10月的11例鹦鹉热衣原体肺炎的患者,通过支气管镜获取的肺泡灌洗液,宏基因组学二代测序(mNGS)技术确诊,对其临床特点、胸部CT的影像学表现、实验室检查、肺泡灌洗液(BALF)的mNGS和病理结果及治疗药物进行分析。结果:11例病人中女性占5例,男6例,年龄 37~79岁,中位年龄58岁。症状主要先高热(11/11),后咳嗽(9/11)。白细胞总数正常(10/11)、降低(1/11),淋巴细胞计数降低(9/11),CRP 升高(11/11),PCT 正常(8/11)、轻度升高(2/11)、明显升高(1/11),心肌酶谱浓度上升(6/11),所有病例的胸部CT均呈现出沿肺段分布的斑片渗出实变影。病理描述为炎性改变,均为炎症细胞浸润伴纤维素渗出。经mNGS确诊后用多西环素、莫西沙星、奥玛环素、甲强龙治疗。结论:鹦鹉热衣原体肺炎常呈现出高热伴沿肺段分布斑片渗出实变影,白细胞正常,CRP明显升高但PCT正常或轻度增高。具有以上特征的患者,行支气管镜检查,送肺泡灌洗液行mNGS检测查明病原体,多西环素联合糖皮质激素治疗可减短疾病的病程,改善预后。

Keywords

鹦鹉热;衣原体;肺炎;宏基因组二代测序;肺泡灌洗液

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