磁共振界定脑梗死缺血半暗带_张升华.pdfVIP

20 10 26 12 C hin J M ed Imagin g T echnol, 20 10, V ol 26, N o 12 23 85 MR in defining the ischemic penumbra in patients of cerebral infarction * ZHA NGShenghua, QIN Dongj ing (Department of Radiology , Binz hou edical University H osp ital, Binzhou 256603, China) [Abstract] Cer ebr al infractio n is a disease w ith hig h mor bidity, mo rtality and disabilit y rate. T o def ine the ischem ic p enum br a as early as po ssible is critical f o r directing tr eatm ent and impro ving pr ognosis. T he application o f m ag net ic r esonace im a g in in def ining the ischem ic p enumbra of cerebral infr act ion w as review ed in this ar ticle, as w ell as their advantag es and diad v antag es . [Key words] Cerebral inf arctio n Ischem ic p enumbra M agnetic r eso nance im ag ing * 张升华 综述, 秦东京 审校 ( , 25660 3) [ ] , [ ] [ ] R74 333 R4452 [ ] A [ ] 20 10) [ 3] 80% ~ 85% , , M R IP , 10% 1 (diffusion weighted imaging, DW ) [ 4] , ( ischemic penumbr a, I P) 11 min , , IP DWI ( appar ent diffusio n coeffi cient , A DC) A DC I P 1977 A str up , A DC , [ 5] , A DC ,