中国循环杂志
中國循環雜誌
중국순배잡지
Chinese Circulation Journal
2015年
11期
1063-1066
,共4页
余红%徐俊青%丁文静%贾崇富
餘紅%徐俊青%丁文靜%賈崇富
여홍%서준청%정문정%가숭부
高血压%器官损害%体层摄影术,X线计算机%灌注成像
高血壓%器官損害%體層攝影術,X線計算機%灌註成像
고혈압%기관손해%체층섭영술,X선계산궤%관주성상
Hypertension%Organ damage%Tomography%X-ray,computed%Perfusion imaging
目的:利用计算机断层摄影术(CT)灌注成像技术研究原发性高血压伴靶器官损害患者的肾皮质血流灌注情况及其变化特点。<br> 方法:90例资料完整者,其中原发性高血压患者59例,分为高血压伴靶器官损害组(n=30)和高血压不伴靶器官损害组(n=29),31例健康受试者作为对照组。行128层双源CT全肾容积灌注扫描,测量肾皮质血容量(BV)、血流量(BF)、达峰时间(TTP)和平均通过时间(MTT)等灌注参数。<br> 结果:97例检查者完成全肾CT容积灌注成像,其中90例(92.8%)成功行灌注后处理分析。与对照组比较,高血压不伴靶器官损害组BF增加,BV、MTT和TTP减小,但差异均无统计学意义(P均>0.05)。高血压伴靶器官损害组BF较对照组显著减小[(214.6±36.1) ml/(min·100 ml) vs (262.1±26.6) ml/(min·100 ml),P<0.01],但两组BV、TTP和MTT差异无统计学意义(P>0.05)。与高血压不伴靶器官损害组比较,高血压伴靶器官损害组BF显著减小[(268.9±33.1) ml/(min·100 ml)vs(214.6±36.1)ml/(min·100 ml),P<0.01],TTP和MTT亦延长,差异均有统计学意义(P<0.05)。<br> 结论:全肾CT容积灌注成像可用于评价高血压靶器官损害患者的肾皮质血流灌注变化情况;在所有灌注参数中, BF较其他参数更能敏感地反应高血压靶器官损害患者的肾微循环灌注变化。
目的:利用計算機斷層攝影術(CT)灌註成像技術研究原髮性高血壓伴靶器官損害患者的腎皮質血流灌註情況及其變化特點。<br> 方法:90例資料完整者,其中原髮性高血壓患者59例,分為高血壓伴靶器官損害組(n=30)和高血壓不伴靶器官損害組(n=29),31例健康受試者作為對照組。行128層雙源CT全腎容積灌註掃描,測量腎皮質血容量(BV)、血流量(BF)、達峰時間(TTP)和平均通過時間(MTT)等灌註參數。<br> 結果:97例檢查者完成全腎CT容積灌註成像,其中90例(92.8%)成功行灌註後處理分析。與對照組比較,高血壓不伴靶器官損害組BF增加,BV、MTT和TTP減小,但差異均無統計學意義(P均>0.05)。高血壓伴靶器官損害組BF較對照組顯著減小[(214.6±36.1) ml/(min·100 ml) vs (262.1±26.6) ml/(min·100 ml),P<0.01],但兩組BV、TTP和MTT差異無統計學意義(P>0.05)。與高血壓不伴靶器官損害組比較,高血壓伴靶器官損害組BF顯著減小[(268.9±33.1) ml/(min·100 ml)vs(214.6±36.1)ml/(min·100 ml),P<0.01],TTP和MTT亦延長,差異均有統計學意義(P<0.05)。<br> 結論:全腎CT容積灌註成像可用于評價高血壓靶器官損害患者的腎皮質血流灌註變化情況;在所有灌註參數中, BF較其他參數更能敏感地反應高血壓靶器官損害患者的腎微循環灌註變化。
목적:이용계산궤단층섭영술(CT)관주성상기술연구원발성고혈압반파기관손해환자적신피질혈류관주정황급기변화특점。<br> 방법:90례자료완정자,기중원발성고혈압환자59례,분위고혈압반파기관손해조(n=30)화고혈압불반파기관손해조(n=29),31례건강수시자작위대조조。행128층쌍원CT전신용적관주소묘,측량신피질혈용량(BV)、혈류량(BF)、체봉시간(TTP)화평균통과시간(MTT)등관주삼수。<br> 결과:97례검사자완성전신CT용적관주성상,기중90례(92.8%)성공행관주후처리분석。여대조조비교,고혈압불반파기관손해조BF증가,BV、MTT화TTP감소,단차이균무통계학의의(P균>0.05)。고혈압반파기관손해조BF교대조조현저감소[(214.6±36.1) ml/(min·100 ml) vs (262.1±26.6) ml/(min·100 ml),P<0.01],단량조BV、TTP화MTT차이무통계학의의(P>0.05)。여고혈압불반파기관손해조비교,고혈압반파기관손해조BF현저감소[(268.9±33.1) ml/(min·100 ml)vs(214.6±36.1)ml/(min·100 ml),P<0.01],TTP화MTT역연장,차이균유통계학의의(P<0.05)。<br> 결론:전신CT용적관주성상가용우평개고혈압파기관손해환자적신피질혈류관주변화정황;재소유관주삼수중, BF교기타삼수경능민감지반응고혈압파기관손해환자적신미순배관주변화。
Objective: To assess the renal cortical perfusion parameters by the imaging of computed tomography (CT) in patients of essential hypertension (EH) with target organ damage. <br> Methods: A total of 90 subjects with the entire information including 59 EH patients were studied. The EH patients were divided into 2 groups: EH + target organ damage group,n=30 and EH without target organ damage group,n=29. In addition, there was a Control group,n=31 healthy volunteers. All subjects received 128-slice dual-source CT renal perfusion scanning, the quantitative perfusion of renal cortex blood lfow (BF), blood volume (BV), time to peak (TTP) and the mean transit time (MTT) were examined and compared among different groups. <br> Results: There were 90/97 (92.8%) participants eligible for perfusion analysis. Compared to Control group, EH without target organ damage group had the similar parameters of BF, BV, MTT and TTP,P>0.05. While EH + target organ damage group had decreased BF (214.6 ± 36.1) ml/(min?100 ml ) than Control group (262.1 ± 26.6) ml/(min?100 ml ),P<0.01, and BV, TTP, MTT were similar to Control group,P>0.05. Compared to EH without target organ damage group, the EH + target organ damage group presented decreased BF (214.6 ±3 6.1) ml/(min?100 ml ) vs (268.9 ± 33.1) ml/(min?100 ml ), P<0.01 and prolonged MTT, TTP,P< 0.05. <br> Conclusion: CT imaging may evaluate the renal cortical perfusion changes, and especially BF which can relfect the renal perfusion more sensitively than other parameters in EH + target organ damage patients.