中国医学影像学杂志
中國醫學影像學雜誌
중국의학영상학잡지
CHINESE JOURNAL OF MEDICAL IMAGING
2015年
6期
449-452
,共4页
范亚娟%褚雯%梁雅君%常学伟
範亞娟%褚雯%樑雅君%常學偉
범아연%저문%량아군%상학위
心肌病,扩张型%超声心动描记术,多普勒,彩色%Tei 指数%利钠肽,脑%心室功能,左
心肌病,擴張型%超聲心動描記術,多普勒,綵色%Tei 指數%利鈉肽,腦%心室功能,左
심기병,확장형%초성심동묘기술,다보륵,채색%Tei 지수%리납태,뇌%심실공능,좌
Cardiomyopathy,dilated%Echocardiography,Doppler,color%Tei index%Natriuretic peptide,brain%Ventricular function,left
目的探讨扩张型心肌病患者 Tei 指数与血浆脑钠肽(BNP)的关系,为准确评价心脏整体功能提供重要的理论依据。资料与方法选取临床确诊为扩张型心肌病的50例患者(研究组)和50例健康体检者(对照组),均采用 ELISA 法测定其血浆 BNP 浓度,应用彩色多普勒超声仪测量受试者心脏指标,包括左心室舒张末期内径(LVEDd)、左心室收缩末期内径(LVESd)、室间隔厚度(IVSd)和左心室射血分数(LVEF),计算 Tei 指数。比较两组 LVEDd、LVESd、Tei 指数、BNP、IVSd、LVEF,分析 Tei 指数、BNP 与各心脏指标的相关性。结果与对照组相比,研究组 LVEDd、LVESd、Tei 指数、BNP 明显升高(t=14.4、23.4、21.9、22.3, P<0.01),IVSd、LVEF 明显减小(t=12.4、12.5,P<0.01)。BNP 与 LVEF 呈负相关(r=-0.266,P<0.05),与 Tei、LVEDd 呈正相关(r=0.401、0.326,P<0.05);Tei 指数与 LVEF、E/A 呈负相关(r=-0.480、-0.241,P<0.05),与 LVEDd 呈正相关(r=0.375,P<0.05)。多元逐步回归分析显示,进入 BNP 逐步回归方程的变量为 Tei 指数、LVEF、LVEDd(t=5.984、-2.477、2.326,P<0.05),校正 LVEF后,进入回归方程的变量仅有 Tei 指数(t=2.728,P<0.05)。结论扩张型心肌病患者 Tei 指数和 BNP 存在明显的相关性,Tei 指数是一个良好的无创性指标,可以快速准确评估心室整体功能。
目的探討擴張型心肌病患者 Tei 指數與血漿腦鈉肽(BNP)的關繫,為準確評價心髒整體功能提供重要的理論依據。資料與方法選取臨床確診為擴張型心肌病的50例患者(研究組)和50例健康體檢者(對照組),均採用 ELISA 法測定其血漿 BNP 濃度,應用綵色多普勒超聲儀測量受試者心髒指標,包括左心室舒張末期內徑(LVEDd)、左心室收縮末期內徑(LVESd)、室間隔厚度(IVSd)和左心室射血分數(LVEF),計算 Tei 指數。比較兩組 LVEDd、LVESd、Tei 指數、BNP、IVSd、LVEF,分析 Tei 指數、BNP 與各心髒指標的相關性。結果與對照組相比,研究組 LVEDd、LVESd、Tei 指數、BNP 明顯升高(t=14.4、23.4、21.9、22.3, P<0.01),IVSd、LVEF 明顯減小(t=12.4、12.5,P<0.01)。BNP 與 LVEF 呈負相關(r=-0.266,P<0.05),與 Tei、LVEDd 呈正相關(r=0.401、0.326,P<0.05);Tei 指數與 LVEF、E/A 呈負相關(r=-0.480、-0.241,P<0.05),與 LVEDd 呈正相關(r=0.375,P<0.05)。多元逐步迴歸分析顯示,進入 BNP 逐步迴歸方程的變量為 Tei 指數、LVEF、LVEDd(t=5.984、-2.477、2.326,P<0.05),校正 LVEF後,進入迴歸方程的變量僅有 Tei 指數(t=2.728,P<0.05)。結論擴張型心肌病患者 Tei 指數和 BNP 存在明顯的相關性,Tei 指數是一箇良好的無創性指標,可以快速準確評估心室整體功能。
목적탐토확장형심기병환자 Tei 지수여혈장뇌납태(BNP)적관계,위준학평개심장정체공능제공중요적이론의거。자료여방법선취림상학진위확장형심기병적50례환자(연구조)화50례건강체검자(대조조),균채용 ELISA 법측정기혈장 BNP 농도,응용채색다보륵초성의측량수시자심장지표,포괄좌심실서장말기내경(LVEDd)、좌심실수축말기내경(LVESd)、실간격후도(IVSd)화좌심실사혈분수(LVEF),계산 Tei 지수。비교량조 LVEDd、LVESd、Tei 지수、BNP、IVSd、LVEF,분석 Tei 지수、BNP 여각심장지표적상관성。결과여대조조상비,연구조 LVEDd、LVESd、Tei 지수、BNP 명현승고(t=14.4、23.4、21.9、22.3, P<0.01),IVSd、LVEF 명현감소(t=12.4、12.5,P<0.01)。BNP 여 LVEF 정부상관(r=-0.266,P<0.05),여 Tei、LVEDd 정정상관(r=0.401、0.326,P<0.05);Tei 지수여 LVEF、E/A 정부상관(r=-0.480、-0.241,P<0.05),여 LVEDd 정정상관(r=0.375,P<0.05)。다원축보회귀분석현시,진입 BNP 축보회귀방정적변량위 Tei 지수、LVEF、LVEDd(t=5.984、-2.477、2.326,P<0.05),교정 LVEF후,진입회귀방정적변량부유 Tei 지수(t=2.728,P<0.05)。결론확장형심기병환자 Tei 지수화 BNP 존재명현적상관성,Tei 지수시일개량호적무창성지표,가이쾌속준학평고심실정체공능。
Purpose To explore the relationship of Tei index and the concentration of plasma brain natriuretic peptide (BNP) in patients with dilated cardiomyopathy. Materials and Methods Fifty healthy individuals (control group) and fifty dilated cardiomyopathy patients (study group) were recruited in this study. BNP level was measured by enzyme-linked immunosorbent assay (ELISA). Color Doppler echocardiography were performed to measure the cardiac indices including left ventricular end-diastolic dimension (LVEDd), left ventricular end-systolic diameter (LVESd), interventricular septal thickness at diastole (IVSd), left ventricular ejection fraction (LVEF). Tei index was then calculated. The indices between the two groups were compared and correlation of Tei index and BNP with cardiac indices was analyzed. Results LVEDd, LVESd, Tei index, and BNP were significantly higher in study group than those in control group (t=14.4, 23.4, 21.9 and 22.3, P<0.01). IVSd and LVEF were significant lower in the study group (t=12.4 and 12.5, P<0.01). BNP was negatively correlated with LVEF (r= -0.266, P<0.05), and positively correlated with Tei index and LVEDd (r=0.401 and 0.326, P<0.05). Tei index was negatively correlated with LVEF and E/A (r= -0.480 and - 0.241, P<0.05), and positively correlated with LVEDd (r=0.375, P<0.05). Multiple stepwise regression analysis showed that the variates of BNP stepwise regression equation were Tei index, LVEF and LVEDd (t=5.984, -2.477 and 2.326, P<0.05); after correcting LVEF, the stepwise regression analysis showed closer relationship between Tei index and BNP (t=2.728, P<0.05). Conclusion There is correlation between Tei index and BNP. Tei index may be a good index for accurately estimating global ventricular function.