目的探讨外周血CD14+单核细胞人类白细胞DR抗原(Human leukocyte DR antigen,HLA-DR)水平及变化趋势与重症肺炎患者预后的关系。方法回顾性分析2015年01月至2017年04月收治的重症肺炎患者36例,根据入院后28 d内是否存活分为死亡组16例,...目的探讨外周血CD14+单核细胞人类白细胞DR抗原(Human leukocyte DR antigen,HLA-DR)水平及变化趋势与重症肺炎患者预后的关系。方法回顾性分析2015年01月至2017年04月收治的重症肺炎患者36例,根据入院后28 d内是否存活分为死亡组16例,存活组20例,第1天(D1),第3天(D3),第7天(D7)监测患者Human leukocyte DR antigen水平,比较其与患者预后的关系。结果两组患者Human leukocyte DR antigen结果比较,D1 Human leukocyte DR antigen存活组为29.3±9.0,死亡组为59.6±17.4,P<0.001。D3 Human leukocyte DR antigen,存活组为50.3±18.6,而死亡组为57.0±21.9,P>0.05;D7 Human leukocyte DR antigen,存活组为41.6±21.0,死亡组为27.8±11.8,P<0.05。Δ1(D3-D1),存活组为21.0±22.2,死亡组为-2.6±24.8,P<0.05;Δ2(D7-D1),存活组为12.3±28.6,死亡组为-30.4±28.7,P<0.001;Δ3(D7-D3),存活组为-8.7±13.7,死亡组为-29.2±13.1,P<0.001。结论动态监测Human leukocyte DR antigen对判断重症肺炎患者预后有一定的临床意义。展开更多
Background Rapidly progressive pneumonia infection with H7N9 virus is a novel disease,and limited information is available concerning serial chest radiographic and computed tomography (CT) findings.The aim of this s...Background Rapidly progressive pneumonia infection with H7N9 virus is a novel disease,and limited information is available concerning serial chest radiographic and computed tomography (CT) findings.The aim of this study was to evaluate the changes in serial radiologic findings in patients with H7N9 pneumonia.Methods The two institutional ethics review boards approved this retrospective study.This study included 10 patients with H7N9 pneumonia.All patients underwent chest radiologic examinations at different time points.Serial radiologic images were systematically analyzed.Results All patients showed abnormal results on initial chest radiography and CT.The initial radiographic abnormalities were unilateral (n=9) and bilateral (n=1),including ground-glass opacities (GGOs) (n=5) and consolidation (n=5).The initial CT findings consisted of unilateral (n=6) and bilateral (n=4),including consolidation (n=10),GGOs (n=10),reticular opacities (n=2),and pleural effusion (n=3).Follow-up radiologic findings showed rapid development of consolidation or GGOs within two weeks after illness onset.Pneumomediastinum with secondary subcutaneous emphysema and pneumothorax were noted in two patients.Follow-up high resolution computed tomography (HRCT) after two weeks showed slow improvement in both size and opacity of the lesions.On HRCT after discharge,patients had substantial residual lesions such as irregular linear opacities,reticular opacities,parenchymal bands,traction bronchiectasis,and cystic lesions.Conclusions The most common radiologic findings at presentation are multifocal or diffuse areas of consolidation and GGOs in H7N9 pneumonia.HRCT in sequence can show more changes in rapid progression of disease and a slow decrease of both size and opacity of the lesions plays an important role in the evaluation of H7N9 pneumonia.展开更多
文摘目的探讨外周血CD14+单核细胞人类白细胞DR抗原(Human leukocyte DR antigen,HLA-DR)水平及变化趋势与重症肺炎患者预后的关系。方法回顾性分析2015年01月至2017年04月收治的重症肺炎患者36例,根据入院后28 d内是否存活分为死亡组16例,存活组20例,第1天(D1),第3天(D3),第7天(D7)监测患者Human leukocyte DR antigen水平,比较其与患者预后的关系。结果两组患者Human leukocyte DR antigen结果比较,D1 Human leukocyte DR antigen存活组为29.3±9.0,死亡组为59.6±17.4,P<0.001。D3 Human leukocyte DR antigen,存活组为50.3±18.6,而死亡组为57.0±21.9,P>0.05;D7 Human leukocyte DR antigen,存活组为41.6±21.0,死亡组为27.8±11.8,P<0.05。Δ1(D3-D1),存活组为21.0±22.2,死亡组为-2.6±24.8,P<0.05;Δ2(D7-D1),存活组为12.3±28.6,死亡组为-30.4±28.7,P<0.001;Δ3(D7-D3),存活组为-8.7±13.7,死亡组为-29.2±13.1,P<0.001。结论动态监测Human leukocyte DR antigen对判断重症肺炎患者预后有一定的临床意义。
文摘Background Rapidly progressive pneumonia infection with H7N9 virus is a novel disease,and limited information is available concerning serial chest radiographic and computed tomography (CT) findings.The aim of this study was to evaluate the changes in serial radiologic findings in patients with H7N9 pneumonia.Methods The two institutional ethics review boards approved this retrospective study.This study included 10 patients with H7N9 pneumonia.All patients underwent chest radiologic examinations at different time points.Serial radiologic images were systematically analyzed.Results All patients showed abnormal results on initial chest radiography and CT.The initial radiographic abnormalities were unilateral (n=9) and bilateral (n=1),including ground-glass opacities (GGOs) (n=5) and consolidation (n=5).The initial CT findings consisted of unilateral (n=6) and bilateral (n=4),including consolidation (n=10),GGOs (n=10),reticular opacities (n=2),and pleural effusion (n=3).Follow-up radiologic findings showed rapid development of consolidation or GGOs within two weeks after illness onset.Pneumomediastinum with secondary subcutaneous emphysema and pneumothorax were noted in two patients.Follow-up high resolution computed tomography (HRCT) after two weeks showed slow improvement in both size and opacity of the lesions.On HRCT after discharge,patients had substantial residual lesions such as irregular linear opacities,reticular opacities,parenchymal bands,traction bronchiectasis,and cystic lesions.Conclusions The most common radiologic findings at presentation are multifocal or diffuse areas of consolidation and GGOs in H7N9 pneumonia.HRCT in sequence can show more changes in rapid progression of disease and a slow decrease of both size and opacity of the lesions plays an important role in the evaluation of H7N9 pneumonia.