检验医学与临床
檢驗醫學與臨床
검험의학여림상
JOURNAL OF LABORATORY MEDICINE AND CLINICAL SCIENCES
2014年
9期
1169-1170
,共2页
多层螺旋CT灌注成像%脑胶质瘤分级%微血管密度%相关性
多層螺鏇CT灌註成像%腦膠質瘤分級%微血管密度%相關性
다층라선CT관주성상%뇌효질류분급%미혈관밀도%상관성
multi-slice spiral CT perfusion imaging%brain gliomas%microvessel density%correlation
目的:研究多层螺旋CT(MSCT)灌注成像在脑胶质瘤(BG)分级中的价值与微血管密度(MVD)的相关性。方法选择该院2010年3月至2013年3月诊治的89例BG患者作为观察对象,根据BG分级标准分成高级别组以及低级别组。对比两组MSCT参数以及MVD、血管内皮生长因子(VEGF);分析相对脑血容量(rCBV)和MVD、VEGF的相关性。结果高级别组的脑血流量(CBF)、相对脑血流量(rCBF)、脑血容量(CBV)、rCBV均明显高于低级别组;高级别组VEGF阳性率为89.13%(41/46),明显高于低级别组的55.81%(24/43);高级别组MVD为70.76±8.85,明显高于低级别组的37.75±5.65,差异均具有统计学意义( P<0.05)。且 rCBV值与M VD以及VEGF的表达均呈正相关(r分别为0.610、0.631,P<0.05)。结论 rCBV与MVD以及VEGF的表达呈正相关, MSCT可为BG分级提供较好的影像学依据。
目的:研究多層螺鏇CT(MSCT)灌註成像在腦膠質瘤(BG)分級中的價值與微血管密度(MVD)的相關性。方法選擇該院2010年3月至2013年3月診治的89例BG患者作為觀察對象,根據BG分級標準分成高級彆組以及低級彆組。對比兩組MSCT參數以及MVD、血管內皮生長因子(VEGF);分析相對腦血容量(rCBV)和MVD、VEGF的相關性。結果高級彆組的腦血流量(CBF)、相對腦血流量(rCBF)、腦血容量(CBV)、rCBV均明顯高于低級彆組;高級彆組VEGF暘性率為89.13%(41/46),明顯高于低級彆組的55.81%(24/43);高級彆組MVD為70.76±8.85,明顯高于低級彆組的37.75±5.65,差異均具有統計學意義( P<0.05)。且 rCBV值與M VD以及VEGF的錶達均呈正相關(r分彆為0.610、0.631,P<0.05)。結論 rCBV與MVD以及VEGF的錶達呈正相關, MSCT可為BG分級提供較好的影像學依據。
목적:연구다층라선CT(MSCT)관주성상재뇌효질류(BG)분급중적개치여미혈관밀도(MVD)적상관성。방법선택해원2010년3월지2013년3월진치적89례BG환자작위관찰대상,근거BG분급표준분성고급별조이급저급별조。대비량조MSCT삼수이급MVD、혈관내피생장인자(VEGF);분석상대뇌혈용량(rCBV)화MVD、VEGF적상관성。결과고급별조적뇌혈류량(CBF)、상대뇌혈류량(rCBF)、뇌혈용량(CBV)、rCBV균명현고우저급별조;고급별조VEGF양성솔위89.13%(41/46),명현고우저급별조적55.81%(24/43);고급별조MVD위70.76±8.85,명현고우저급별조적37.75±5.65,차이균구유통계학의의( P<0.05)。차 rCBV치여M VD이급VEGF적표체균정정상관(r분별위0.610、0.631,P<0.05)。결론 rCBV여MVD이급VEGF적표체정정상관, MSCT가위BG분급제공교호적영상학의거。
Objective To study the value of multi-slice spiral CT (MSCT ) perfusion imaging in grading of brain glioma(BG) and its correlation with microvessel density (MVD) .Methods A total of 89 BG patients ,treated in this hospital from March 2010 to March 2013 ,were enrolled and divided into high grade group and low grade group , according to the grading levels .MSCT parameters and MVD ,vascular endothelial growth factor(VEGF) levels were compared ,and the correlation between relative cerebral blood flow (rCBV) and MVD ,VEGF were analyzed .Results Levels of cerebral blood flow (CBF) ,rCBF ,cerebral blood volume(CBV) ,relative CBV(rCBV) of high grade group were significantly higher than low grade group (P< 0 .05) .The positive rate of VEGF in high grade group was 89 .13% (41/46) ,higher than the 55 .81% (24/43) of low grade group(P<0 .05) .Level of MVD in high grade group was 70 .76 ± 8 .85 ,significantly higher than the 37 .75 ± 5 .65 of low grade group(P<0 .05) .rCBV level was positive-ly correlated with MVD and VEGF expression level (r= 0 .610 and r= 0 .631 ,P< 0 .05) .Conclusion rCBV level could be positively correlated with MVD and VEGF expression level in patients wit BG .MSCT could provide fine im-aging evidence for the grading of BG .