The present paper evaluated Friedman’s and Rosenman’s Type A and Type B personality theory.According to the authors,Type A personality has been linked to coronary heart disease and other heart problems.After discuss...The present paper evaluated Friedman’s and Rosenman’s Type A and Type B personality theory.According to the authors,Type A personality has been linked to coronary heart disease and other heart problems.After discussing the basic concepts of the theory,it was important to analyze different research papers that utilized the theory in different domains.Then the discussion moved forward to new personality types that have been discovered throughout the years(Types C,D,T).Then a summary of the criticism that the theory has received is included.Finally,future research ideas and limitations of the theory were included.展开更多
The type B aortic dissection(TBAD)is a perilous disease with high morbidity and mortality rates.The hemodynamics of TBAD in different scenarios has been widely studied by computational fluid dynamics(CFD)research.Howe...The type B aortic dissection(TBAD)is a perilous disease with high morbidity and mortality rates.The hemodynamics of TBAD in different scenarios has been widely studied by computational fluid dynamics(CFD)research.However,the flow pattern and wave propagation characteristics in the cardiovascular system with TBAD are not yet clear,and the effect of the distal tear is still unknown.In this work,a onedimensional(1D)cardiovascular system model coupling with a zero-dimensional(0D)lumped-parameter model is introduced to study the hemodynamics and wave propagation in the cardiovascular system.The results show that the proposed 0D-1D method well captures the oscillation and retrograde characteristics for the flow in the false lumen(FL),and the smaller distal tear damps the retrograde flow.Besides,the distal tear should also be paid attention to,and the wave intensity(WI)can be used as an access mark of the degree of the aortic dissection(AD).展开更多
目的探讨联合检测急性肺栓塞患者的血浆D-二聚体、B型尿钠肽水平及动脉血气指标PaO_2在临床急性肺栓塞诊断及病情评估中的应用价值。方法选取经肺动脉CTA确诊的急性肺栓塞患者28例,依据PaO_2水平分为PaO_2>60 mm Hg肺栓塞组和PaO_2≤...目的探讨联合检测急性肺栓塞患者的血浆D-二聚体、B型尿钠肽水平及动脉血气指标PaO_2在临床急性肺栓塞诊断及病情评估中的应用价值。方法选取经肺动脉CTA确诊的急性肺栓塞患者28例,依据PaO_2水平分为PaO_2>60 mm Hg肺栓塞组和PaO_2≤60 mm Hg肺栓塞组,另选择本院同期健康体检的30例为健康对照组。测定各组患者血浆D-二聚体水平、B型尿钠肽水平及动脉血气指标PaO_2结果。结果肺栓塞组的血浆D-二聚体、B型尿钠肽两者联合检测的灵敏度为96.42%,健康对照组特异度为80.00%;肺栓塞组中,PaO_2≤60 mm Hg组血浆D-二聚体、BNP水平均明显高于PaO_2>60 mm Hg组,组间差异有统计学意义(P<0.01);两组肺栓塞组患者血浆D-二聚体、BNP水平均高于健康对照组,差异有统计学意义(P<0.01)。结论血浆D-二聚体、BNP、血气分析联合应用对急性肺栓塞患者诊断、危险分层及预后判断中具有一定的临床意义。展开更多
文摘The present paper evaluated Friedman’s and Rosenman’s Type A and Type B personality theory.According to the authors,Type A personality has been linked to coronary heart disease and other heart problems.After discussing the basic concepts of the theory,it was important to analyze different research papers that utilized the theory in different domains.Then the discussion moved forward to new personality types that have been discovered throughout the years(Types C,D,T).Then a summary of the criticism that the theory has received is included.Finally,future research ideas and limitations of the theory were included.
基金supported by the National Natural Science Foundation of China(No.51976026)the Fundamental Research Funds of Central Universities of China(Nos.DUT22YG206 and DUT21JC25)。
文摘The type B aortic dissection(TBAD)is a perilous disease with high morbidity and mortality rates.The hemodynamics of TBAD in different scenarios has been widely studied by computational fluid dynamics(CFD)research.However,the flow pattern and wave propagation characteristics in the cardiovascular system with TBAD are not yet clear,and the effect of the distal tear is still unknown.In this work,a onedimensional(1D)cardiovascular system model coupling with a zero-dimensional(0D)lumped-parameter model is introduced to study the hemodynamics and wave propagation in the cardiovascular system.The results show that the proposed 0D-1D method well captures the oscillation and retrograde characteristics for the flow in the false lumen(FL),and the smaller distal tear damps the retrograde flow.Besides,the distal tear should also be paid attention to,and the wave intensity(WI)can be used as an access mark of the degree of the aortic dissection(AD).
文摘目的探讨联合检测急性肺栓塞患者的血浆D-二聚体、B型尿钠肽水平及动脉血气指标PaO_2在临床急性肺栓塞诊断及病情评估中的应用价值。方法选取经肺动脉CTA确诊的急性肺栓塞患者28例,依据PaO_2水平分为PaO_2>60 mm Hg肺栓塞组和PaO_2≤60 mm Hg肺栓塞组,另选择本院同期健康体检的30例为健康对照组。测定各组患者血浆D-二聚体水平、B型尿钠肽水平及动脉血气指标PaO_2结果。结果肺栓塞组的血浆D-二聚体、B型尿钠肽两者联合检测的灵敏度为96.42%,健康对照组特异度为80.00%;肺栓塞组中,PaO_2≤60 mm Hg组血浆D-二聚体、BNP水平均明显高于PaO_2>60 mm Hg组,组间差异有统计学意义(P<0.01);两组肺栓塞组患者血浆D-二聚体、BNP水平均高于健康对照组,差异有统计学意义(P<0.01)。结论血浆D-二聚体、BNP、血气分析联合应用对急性肺栓塞患者诊断、危险分层及预后判断中具有一定的临床意义。
