三維對(duì)比增強(qiáng)磁共振血管成像動(dòng)脈期及雙期檢查診斷頭頸動(dòng)脈狹窄
發(fā)布時(shí)間:2018-04-13 09:05
本文選題:頸部動(dòng)脈疾病 + 對(duì)比劑; 參考:《中國(guó)醫(yī)學(xué)影像技術(shù)》2015年12期
【摘要】:目的評(píng)價(jià)三維對(duì)比增強(qiáng)磁共振血管成像(3D CE-MRA)動(dòng)脈期及3D CE-MRA雙期檢查對(duì)頭頸部動(dòng)脈狹窄的診斷價(jià)值。方法對(duì)51例患者行3D CE-MRA雙期檢查,分析3D CE-MRA動(dòng)脈期檢查及3D CE-MRA雙期檢查表現(xiàn),并與DSA相對(duì)照,分析兩者對(duì)頭頸部動(dòng)脈狹窄的診斷效能。結(jié)果以DSA為金標(biāo)準(zhǔn),3D CE-MRA動(dòng)脈期及3D CEMRA雙期診斷頭頸部動(dòng)脈狹窄敏感度、特異度、陽(yáng)性預(yù)測(cè)值、陰性預(yù)測(cè)值、總符合率、陽(yáng)性似然比、陰性似然比分別為90.81%(168/185)、92.96%(871/937)、71.79%(168/234)、98.09%(871/888)、92.60%(1039/1122)、12.90、0.10和90.81%(168/185)、95.62%(896/937)、80.38%(168/209)、98.14%(896/913)、94.83%(1064/1122)、20.73、0.10。3D CE-MRA動(dòng)脈期、3D CE-MRA雙期檢查與DSA診斷結(jié)果均具有較高的一致性(Kappa=0.730、0.798)。3D CE-MRA動(dòng)脈期與3D CE-MRA雙期檢查的特異度、陽(yáng)性預(yù)測(cè)值、總符合率差異有統(tǒng)計(jì)學(xué)意義(P均0.05)。結(jié)論 3D CE-MRA動(dòng)脈期及3D CE-MRA雙期檢查與DSA診斷頭頸部動(dòng)脈狹窄具有較高的一致性;且3D CE-MRA雙期較3D CE-MRA動(dòng)脈期檢查診斷準(zhǔn)確率更高,尤其對(duì)診斷重度以上狹窄更具優(yōu)勢(shì)。
[Abstract]:Objective to evaluate the diagnostic value of 3D CE-MRA3 D contrast-enhanced magnetic resonance angiography (3D CE-MRA) and 3D CE-MRA in the diagnosis of head and neck artery stenosis.Methods 51 patients were examined with 3D CE-MRA, the findings of 3D CE-MRA and 3D CE-MRA were analyzed, and compared with DSA, the diagnostic efficacy of 3D CE-MRA and 3D CE-MRA in the diagnosis of craniocervical artery stenosis was analyzed.闃存,
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