{"id":46052,"date":"2025-01-07T05:10:55","date_gmt":"2025-01-07T05:10:55","guid":{"rendered":"https:\/\/zydq.1006ss.com\/?p=46052"},"modified":"2025-01-07T05:10:55","modified_gmt":"2025-01-07T05:10:55","slug":"mr%e6%8a%80%e6%9c%af%e7%af%87-%e5%a6%82%e4%bd%95%e5%81%9a%e5%a5%bd%e9%a2%85%e8%84%91%e7%a3%81%e5%85%b1%e6%8c%af%e7%81%8c%e6%b3%a8%e6%88%90%e5%83%8f%ef%bc%88dsc-pwi%ef%bc%89","status":"publish","type":"post","link":"http:\/\/zydq.1006ss.com\/?p=46052","title":{"rendered":"MR\u6280\u672f\u7bc7\u2014\u2014\u5982\u4f55\u505a\u597d\u9885\u8111\u78c1\u5171\u632f\u704c\u6ce8\u6210\u50cf\uff08DSC- 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Susceptibility Contrast\uff0c\u52a8\u6001\u78c1\u654f\u611f\u5bf9\u6bd4\u704c\u6ce8\u6210\u50cf\uff0c\u9700\u8981\u9759\u8109\u6ce8\u5c04\u5bf9\u6bd4\u5242\uff0c\u53ef\u4ee5\u83b7\u5f97CBF\u3001CBV\u3001MTT\u3001TTP\u3001PS\u7b49\u704c\u6ce8\u53c2\u6570\uff0c\u901a\u5e38\u4e3aT2\/T2*\u5bf9\u6bd4\u3002<\/p>\n<p>\u27a3DCE\uff1aDynamic Contrast Enhancement\uff0c\u52a8\u6001\u5bf9\u6bd4\u589e\u5f3a\u704c\u6ce8\u6210\u50cf\uff0c\u4ea6\u9700\u8981\u5bf9\u6bd4\u5242\u6210\u50cf\uff0c\u53ef\u4ee5\u83b7\u5f97Ktrans\u3001Ve\u3001Kep\u7b49\u704c\u6ce8\u53c2\u6570\uff0cT1WI\u5bf9\u6bd4\u3002<\/p>\n<p>\u27a3ASL\uff1aArterial Spin Labeling\uff0c\u52a8\u8109\u81ea\u65cb\u6807\u8bb0\u704c\u6ce8\u6210\u50cf\uff0c\u65e0\u9700\u5916\u6e90\u6027\u5bf9\u6bd4\u5242\uff0c\u53ef\u4ee5\u83b7\u5f97CBF\u704c\u6ce8\u53c2\u6570\u3002<\/p>\n<p>DSC\u704c\u6ce8\u5e8f\u5217\u7c7b\u578b<\/p>\n<p>\u6211\u4eec\u90fd\u77e5\u9053\u56e2\u6ce8\u5bf9\u6bd4\u5242\u901a\u8fc7\u8111\u7ec4\u7ec7\u7684\u901f\u5ea6\u5f88\u5feb\uff0c\u4e3a\u4e86\u6355\u83b7\u5230\u704c\u6ce8\u7684\u9996\u8fc7\u6548\u5e94\uff0c\u5e8f\u5217\u5fc5\u987b\u8981\u5feb\uff0c\u6240\u4ee5\u4e00\u822cDSC\u704c\u6ce8\u90fd\u4f1a\u91c7\u7528\u5355\u6fc0\u53d1\u7684EPI\u6280\u672f\u8054\u5408GRE\u5e8f\u5217\u8fdb\u884c\u6210\u50cf\uff0c\u540c\u65f6\u8fd8\u5b58\u5728EPI\u8054\u5408SE\u5e8f\u5217\uff0c\u4e24\u8005\u5404\u6709\u4f18\u52bf\uff0c\u76ee\u524d\u4e34\u5e8a\u5e94\u7528\u8f83\u4e3a\u5e7f\u6cdb\u7684\u662fGRE-DSC\u3002<\/p>\n<p>\u27a3\u57fa\u4e8eGRE\u5e8f\u5217\u7684DSC\u704c\u6ce8\u654f\u611f\u6027\u66f4\u9ad8\uff0c\u4fe1\u566a\u6bd4\u4e5f\u66f4\u6709\u4f18\u52bf\u3002<\/p>\n<p>\u27a3\u57fa\u4e8eSE\u5e8f\u5217\u7684DSC\u704c\u6ce8\u5bf9\u5fae\u8840\u7ba1\u66f4\u654f\u611f\uff0c\u4e14\u78c1\u654f\u611f\u4f2a\u5f71\u6291\u5236\u66f4\u597d\u3002<\/p>\n<p>DSC\u704c\u6ce8\u53c2\u6570\u7b80\u4ecb<\/p>\n<p>\u901a\u8fc7\u8fd9\u4e9b\u704c\u6ce8\u53c2\u6570\u6211\u4eec\u53ef\u4ee5\u5bf9\u8111\u7ec4\u7ec7\u7684\u8840\u6d41\u52a8\u529b\u5b66\u8fdb\u884c\u53c2\u8003\u8bc4\u4f30\uff0c\u7528\u4e8e\u5206\u6790\u75c5\u53d8\u6027\u8d28\uff0c\u704c\u6ce8\u6210\u50cf\u540e\u901a\u8fc7\u540e\u5904\u7406\u83b7\u5f97\u8fd9\u4e9b\u704c\u6ce8\u53c2\u6570\u7684\u4f2a\u5f69\u56fe\u50cf\uff0c\u80fd\u591f\u66f4\u76f4\u89c2\u4e86\u89e3\u5230\u5f02\u5e38\u704c\u6ce8\u533a\u57df\uff0c\u989c\u8272\u8d8a\u504f\u6696\u8272\u8c03\u6807\u8868\u793a\u6570\u503c\u8d8a\u9ad8\uff0c\u4e5f\u5c31\u662f\u704c\u6ce8\u8d8a\u9ad8\uff0c\u989c\u8272\u8d8a\u504f\u51b7\u8272\u8c03\u6807\u8868\u793a\u6570\u503c\u8d8a\u4f4e\uff0c\u4e5f\u5c31\u662f\u704c\u6ce8\u8d8a\u4f4e\u3002<\/p>\n<p>\u27a3rCBF\uff1arelative Cerebral Blood Volume\uff0c\u76f8\u5bf9\u8111\u8840\u6d41\u91cf\uff0c\u6307\u6bcf100g\u8111\u7ec4\u7ec7\u5728\u6bcf\u5206\u949f\u5185\u7684\u8840\u6d41\u91cf\uff0c\u5355\u4f4d\u4e3aml\/100g\/min\uff0c\u5982\u679c\u901a\u8fc7ROI\u6d4b\u51fa\u7684\u503c\u8d8a\u5c0f\uff0c\u5c31\u8868\u793a\u8111\u7ec4\u7ec7\u7684\u8840\u6d41\u91cf\u8d8a\u4f4e\u3002<\/p>\n<p>\u27a3rCBV\uff1arelative Cerebral Blood Flow\uff0c\u76f8\u5bf9\u8111\u8840\u5bb9\u91cf\uff0c\u6307100g\u8111\u7ec4\u7ec7\u5185\u542b\u8840\u5bb9\u91cf\u7684\u591a\u5c11\uff0c\u5355\u4f4d\u4e3aml\/100g\uff0c\u503c\u8d8a\u5c0f\uff0c\u8111\u8840\u5bb9\u91cf\u5c31\u8d8a\u4f4e\u3002 &nbsp; &nbsp;<\/p>\n<p>\u27a3MTT\uff1aMean Transit Time\uff0c\u5e73\u5747\u901a\u8fc7\u65f6\u95f4\uff0c\u8868\u793a\u5bf9\u6bd4\u5242\u4ece\u9885\u8111\u5185\u52a8\u8109\u4fa7\u5230\u9759\u8109\u4fa7\u6240\u9700\u8981\u7684\u65f6\u95f4\uff0c\u7136\u540e\u53d6\u5e73\u5747\u503c\uff0c\u5355\u4f4d\u4e3as\uff0c\u8be5\u53c2\u6570\u4e3b\u8981\u662f\u53cd\u6620\u5bf9\u6bd4\u5242\u901a\u8fc7\u6bdb\u7ec6\u8840\u7ba1\u7684\u65f6\u95f4\u3002<\/p>\n<p>\u27a3TTP\uff1aTime To Peak\uff0c\u8fbe\u5cf0\u65f6\u95f4\uff0c\u8868\u793a\u5bf9\u6bd4\u5242\u4ece\u5f00\u59cb\u8fdb\u5165\u9885\u5185\u4e3b\u8981\u52a8\u8109\u4e00\u76f4\u5230\u5bf9\u6bd4\u5242\u8fbe\u5230\u6700\u5927\u91cf\u7684\u65f6\u95f4\uff0c\u5355\u4f4d\u4e3as\uff0c\u8be5\u53c2\u6570\u4e3b\u8981\u662f\u53cd\u6620\u5bf9\u6bd4\u5242\u5728\u9885\u5185\u7684\u5206\u5e03\u901f\u5ea6\u3002<\/p>\n<p>\u56fe1:\u78c1\u5171\u632f\u704c\u6ce8\u53c2\u6570\u4f2a\u5f69\u56fe<\/p>\n<p>DSC\u704c\u6ce8\u6a21\u5f0f\u7b80\u8ff0<\/p>\n<p>DSC\u7684\u704c\u6ce8\u6a21\u5f0f\u4e3b\u8981\u5206\u4e3a\u9ad8\u704c\u6ce8\u3001\u4f4e\u704c\u6ce8\u53ca\u704c\u6ce8\u591a\u53d8\u4e09\u79cd\uff0c\u4e0d\u540c\u7684\u75c5\u53d8\u5c31\u6709\u4e0d\u540c\u7684\u704c\u6ce8\u6a21\u5f0f\uff0c\u7531\u4e8e\u7b14\u8005\u662f\u6280\u672f\u4eba\u5458\uff0c\u6240\u4ee5\u4e0d\u6562\u5728\u5404\u4f4d\u8001\u5e08\u9762\u524d\u73ed\u95e8\u5f04\u65a7\u5199\u8fc7\u591a\u8bca\u65ad\u7684\u5185\u5bb9\uff0c\u8fd9\u91cc\u5c31\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0b\u3002 &nbsp; &nbsp;<\/p>\n<p>\u27a3\u9ad8\u704c\u6ce8\u6539\u53d8\uff1a\u6025\u6027\u75c5\u6bd2\u6027\u8111\u708e\u3001\u52a8\u8109\u7624\u3001\u9ad8\u7ea7\u522b\u80f6\u8d28\u7624\u3001\u766b\u75eb\u53d1\u4f5c\u671f\u7b49\u3002<\/p>\n<p>\u27a3\u4f4e\u704c\u6ce8\u6539\u53d8\uff1a\u6025\u6027\u8111\u5352\u4e2d\u3001\u4f4e\u7ea7\u522b\u80f6\u8d28\u7624\u3001\u766b\u75eb\u53d1\u4f5c\u95f4\u671f\u7b49\u3002<\/p>\n<p>\u27a3\u704c\u6ce8\u591a\u53d8\uff1a\u4e3b\u8981\u662f\u53ef\u9006\u6027\u540e\u90e8\u7efc\u5408\u5f81\uff08Pres\uff09\uff0c\u5148\u4f4e\u540e\u9ad8\u6216\u5148\u9ad8\u540e\u4f4e\uff0c\u4ea4\u66ff\u53d8\u5316\u3002\u56fe2:\u9ad8\u7ea7\u522b\u80f6\u8d28\u7624CBF\u4f2a\u5f69\u56fe<\/p>\n<p>\u68c0\u67e5\u524d\u51c6\u5907\u53ca\u6ce8\u610f\u4e8b\u9879<\/p>\n<p>\u27a3\u573a\u5f3a\u9009\u62e9\uff1a1.5T\u6216\u80053.0T\u7686\u53ef\uff0c3.0T\u76f8\u8f83\u4e8e1.5T\u53ef\u4ee5\u83b7\u5f97\u66f4\u9ad8\u7684\u4fe1\u566a\u6bd4\u53ca\u5206\u8fa8\u7387\uff0c\u4f46\u78c1\u654f\u611f\u4f2a\u5f71\u4e5f\u66f4\u52a0\u660e\u663e\uff0c\u6839\u636e\u5177\u4f53\u9700\u8981\u6216\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u3002<\/p>\n<p>\u27a3\u68c0\u67e5\u51c6\u5907\uff1a\u4e25\u683c\u628a\u5173\u7981\u5fcc\u8bc1\uff0c\u53bb\u9664\u9885\u8111\u53ca\u5468\u56f4\u533a\u57df\uff0c\u6bd4\u5982\u9888\u90e8\u80a9\u90e8\u7684\u53ef\u80fd\u4f1a\u5f71\u54cd\u56fe\u50cf\u8d28\u91cf\u7684\u7269\u54c1\uff0c\u5c3d\u91cf\u907f\u514d\u78c1\u654f\u611f\u4f2a\u5f71\u3002 &nbsp; 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&nbsp; 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