甲型H1N1流感患者的影像学及临床特点

2013-08-01 晓静 摘编 cmt

河北医科大学第二医院呼吸科安聪静和阎锡新分析探讨了新型甲型H1N1流感确诊病例的影像学变化及临床特点,结果发现,甲型流感重症及危重症病例影像学呈磨玻璃和实变密度的片状阴影改变,以双肺受累常见,主要分布于中下肺,肺野中外1/3及胸膜下。胸部影像学不但是诊断甲型H1N1流感的重要依据,也是监测其病情变化,评价治疗效果及预后的重要手段。相关论文发表于2013年第2期《中华实验和临床感染病杂志》。 研究

河北医科大学第二医院呼吸科安聪静和阎锡新分析探讨了新型甲型H1N1流感确诊病例的影像学变化及临床特点,结果发现,甲型流感重症及危重症病例影像学呈磨玻璃和实变密度的片状阴影改变,以双肺受累常见,主要分布于中下肺,肺野中外1/3及胸膜下。胸部影像学不但是诊断甲型H1N1流感的重要依据,也是监测其病情变化,评价治疗效果及预后的重要手段。相关论文发表于2013年第2期《中华实验和临床感染病杂志》。

研究者们回顾性分析了河北省480例新型甲型H1N1流感确诊患者的临床特点及胸部影像学资料。结果本研究患者临床以发热、咳嗽、咳痰、等为主要表现。但随病情加重,尤其是危重症患者多见呼吸困难、紫绀、咯血、胸痛等,甚至会出现神经系统症状及意识障碍等。

实验室检查提示,随着病情的加重患者中性粒细胞比例升高,血清白蛋白水平下降,淋巴细胞比例下降,氧合指数下降等(P均< 0.05)。普通型患者胸部影像学正常频率高于重症及危重症组(P均< 0.001),其中213例(80%)患者胸部多以正常或无明显影像学征象为表现,54例患者早期X线表现以肺间质改变为主。重症型患者共108例,40例(37.0%)以局灶性实变影呈斑片状密度增高影为主,68例(63.0%)病变以肺间质浸润改变为主;危重型患者105例肺部病变重,进展快,以肺实变、局限性或弥漫性斑片影为主要表现,其中70例(66.7%)患者发生急性肺损伤/急性呼吸窘迫综合征(ALI/ARDS),30例(28.6%)发生双侧气胸,12例(11.4%)累及胸膜。在抗病毒治疗的基础上给予抗生素抗感染、糖皮质激素抗炎、氧疗、免疫调节及机械通气等辅助治疗。

论文标题:480例甲型H1N1流感患者的影像学及临床特点 

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    2013-08-03 TZF0806
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