中国CT和MRI杂志
中國CT和MRI雜誌
중국CT화MRI잡지
CHINESE JOURNAL OF CT AND MRI
2015年
2期
81-83,87
,共4页
葛涌钱%周学军%包雪平%曹亮%吴献华
葛湧錢%週學軍%包雪平%曹亮%吳獻華
갈용전%주학군%포설평%조량%오헌화
磁共振成像%椎间盘退变%IDEAL序列%横向弛豫时间
磁共振成像%椎間盤退變%IDEAL序列%橫嚮弛豫時間
자공진성상%추간반퇴변%IDEAL서렬%횡향이예시간
Magnetic Resonace Imaging%Intervertebral Disc Degeneration%IDEAL Sequence%T2 Relaxation Time
目的:探讨磁共振IDEAL和T2 mapping成像技术在腰椎间盘退变中的应用价值。方法前瞻性选择有腰椎间盘退变症状的患者30例,分别进行腰椎矢状位T2 IDEAL成像、矢状位T1Flair加权成像、横轴位椎间盘T2FSE成像及矢状位T2 mapping成像。在矢状位IDEAL水相位图像上,参考Pfirrmann分级方法,把L2-L3、L3-L4、L4-L5、L5-S1椎间盘进行分级,然后在正中矢状位T2 mapping图像上选择感兴趣区(ROI),测量椎间盘中髓核(NP)的T2值,进行统计学分析,比较分析椎间盘退变分级与T2值之间的相关性。结果一共测量120个椎间盘T2值,随着分级的增加,L2-S1椎间盘NP的T2值减小,Ⅳ级与Ⅴ级间差异无统计学意义(p>0.05),其余各级间差异具有统计学意义(p<0.05)。结论 IDEAL和T2 mapping成像结合起来分析,定性定量的观察椎间盘退变情况,在椎间盘退变中具有较高的应用价值。
目的:探討磁共振IDEAL和T2 mapping成像技術在腰椎間盤退變中的應用價值。方法前瞻性選擇有腰椎間盤退變癥狀的患者30例,分彆進行腰椎矢狀位T2 IDEAL成像、矢狀位T1Flair加權成像、橫軸位椎間盤T2FSE成像及矢狀位T2 mapping成像。在矢狀位IDEAL水相位圖像上,參攷Pfirrmann分級方法,把L2-L3、L3-L4、L4-L5、L5-S1椎間盤進行分級,然後在正中矢狀位T2 mapping圖像上選擇感興趣區(ROI),測量椎間盤中髓覈(NP)的T2值,進行統計學分析,比較分析椎間盤退變分級與T2值之間的相關性。結果一共測量120箇椎間盤T2值,隨著分級的增加,L2-S1椎間盤NP的T2值減小,Ⅳ級與Ⅴ級間差異無統計學意義(p>0.05),其餘各級間差異具有統計學意義(p<0.05)。結論 IDEAL和T2 mapping成像結閤起來分析,定性定量的觀察椎間盤退變情況,在椎間盤退變中具有較高的應用價值。
목적:탐토자공진IDEAL화T2 mapping성상기술재요추간반퇴변중적응용개치。방법전첨성선택유요추간반퇴변증상적환자30례,분별진행요추시상위T2 IDEAL성상、시상위T1Flair가권성상、횡축위추간반T2FSE성상급시상위T2 mapping성상。재시상위IDEAL수상위도상상,삼고Pfirrmann분급방법,파L2-L3、L3-L4、L4-L5、L5-S1추간반진행분급,연후재정중시상위T2 mapping도상상선택감흥취구(ROI),측량추간반중수핵(NP)적T2치,진행통계학분석,비교분석추간반퇴변분급여T2치지간적상관성。결과일공측량120개추간반T2치,수착분급적증가,L2-S1추간반NP적T2치감소,Ⅳ급여Ⅴ급간차이무통계학의의(p>0.05),기여각급간차이구유통계학의의(p<0.05)。결론 IDEAL화T2 mapping성상결합기래분석,정성정량적관찰추간반퇴변정황,재추간반퇴변중구유교고적응용개치。
Objective To evaluate the clinical value of magnetic resonance IDEAL and T2 mapping imaging in lumbar intervertebral disc degeneration. Methods The prospective pilot study chose 30 patients with symptoms of lumbar intervertebral disc degeneration. Sagittal T2 IDEAL imaging, sagittal T1 Flair imaging, axis intervertebral disc T2FSE and sagittal T2mapping imaging were performed. According to Pfirrmann grading method,discs from L2 to S1 were classified on the sagittal water-phase images. As regions of interest(ROI) were evaluated on water-phase images, T2 relaxation times of nucleus pulposus(NP) were measured. The correlativity between Pfirrmann grade and T2 values was analyzed using statistical analysis. Results Totally 120 discs were measured.The T2 value of NP decreased whlie the Pfirrmann grade increased. The significant diffrernces of T2 value of NP were found in all grades (p<0.05)except for the gradeⅣandⅤ(p>0.05). Conclusion The IDEAL and T2 mapping imaging could be combined to analysis intervertebral disc degeneration by the way of qualitative and quantitative methods.