{"id":44334,"date":"2024-11-29T05:12:24","date_gmt":"2024-11-29T05:12:24","guid":{"rendered":"https:\/\/zydq.1006ss.com\/?p=44334"},"modified":"2024-11-29T05:12:24","modified_gmt":"2024-11-29T05:12:24","slug":"%e5%a4%a7%e8%84%91%e4%b8%ad%e5%8a%a8%e8%84%89%e8%a1%80%e7%ae%a1%e6%96%91%e5%9d%97%e9%ab%98%e5%88%86%e8%be%a8%e7%8e%87mri%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"http:\/\/zydq.1006ss.com\/?p=44334","title":{"rendered":"\u5927\u8111\u4e2d\u52a8\u8109\u8840\u7ba1\u6591\u5757\u9ad8\u5206\u8fa8\u7387MRI\u5206\u6790"},"content":{"rendered":"<p>\u60a3\u8005\uff0c\u7537\uff0c49\u5c81\uff0c\u7a81\u53d1\u5de6\u4fa7\u80a2\u4f53\u65e0\u529b1\u5929\u3002<\/p>\n<p>\u5f71\u50cf\u8d44\u6599\uff1a<\/p>\n<p>1.\u5934\u90e8MRA<\/p>\n<\/p>\n<\/p>\n<p>\u5934\u90e8MRA\uff1a\u53f3\u4fa7\u5927\u8111\u4e2d\u52a8\u8109M1\u6bb5\u8fdc\u7aef\u963b\u585e\uff0c\u5185\u89c1\u4f4e\u4fe1\u53f7\u5145\u76c8\u7f3a\u635f\uff0c\u957f\u7ea68.33mm\u539a\u7ea63.61mm\uff0c\u8fdc\u7aef\u5206\u652f\u660e\u663e\u51cf\u5c11\u3002<\/p>\n<p>2.\u5934\u90e8\u5e73\u626b+DWI<\/p>\n<\/p>\n<p>MRI\u5e73\u626b\u53caDWI\uff1a\u53f3\u4fa7\u534a\u5375\u5706\u4e2d\u5fc3\u65b0\u9c9c\u8111\u6897\u585e<\/p>\n<p>3.\u53cc\u4fa7\u5927\u8111\u4e2d\u52a8\u8109\u9ad8\u5206\u8fa8\u8840\u7ba1\u58c1\u6210\u50cf\u5e73\u626b\uff08GE 3.0T\uff0cCUBET1WI\uff09<\/p>\n<\/p>\n<p>\u51a0\u72b6\u9762T1WI\u53ca\u77e2\u72b6\u9762T2WI\u53caT1WI<\/p>\n<\/p>\n<p>\u51a0\u72b6\u9762T1WI<\/p>\n<\/p>\n<p>\u8f74\u9762T1WI<\/p>\n<p>\u9ad8\u5206\u8fa8\u8840\u7ba1\u58c1\u6210\u50cf\uff1a\u53f3\u4fa7\u5927\u8111\u4e2d\u52a8\u8109\u53ef\u89c1\u9ad8\u4fe1\u53f7\u7684\u6591\u5757\uff0c\u6591\u5757\u4e3b\u8981\u4f4d\u4e8e\u8840\u7ba1\u7684\u80cc\u4fa7\u53ca\u9876\u90e8\uff08\u4e0a\u8c61\u9650\uff09\u53ca\u5c11\u90e8\u5206\u4f4d\u4e8e\u8179\u4fa7\uff0c\u5448\u9ad8\u4fe1\u53f7\uff0c\u6591\u5757\u4f4d\u4e8e\u8179\u4fa7\u8f83\u5371\u9669\uff0c\u56e0\u4e3a\u8c46\u7eb9\u52a8\u8109\u53d1\u81ea\u5927\u8111\u4e2d\u52a8\u8109\u8179\u4fa7\uff0c\u5982\u679c\u5835\u585e\uff0c\u5bfc\u81f4\u57fa\u5e95\u8282\u533a\u6897\u585e\u3002<\/p>\n<p>4.\u53cc\u4fa7\u5927\u8111\u4e2d\u52a8\u8109\u9ad8\u5206\u8fa8\u8840\u7ba1\u58c1\u6210\u50cf\u589e\u5f3a\uff08GE 3.0T\uff0cCUBET1WI\uff09<\/p>\n<\/p>\n<p>\u524d\u4e09\u4e3a\u51a0\u72b6\u9762\/\u77e2\u72b6\u9762\/\u8f74\u9762T1WI\u589e\u5f3a\uff0c\u6700\u540e\u4e00\u5f20\u4e3a\u5e73\u626b\u77e2\u72b6\u9762T1WI<\/p>\n<\/p>\n<p>\u524d\u4e09\u4e3a\u51a0\u72b6\u9762\/\u77e2\u72b6\u9762\/\u8f74\u9762T1WI\u589e\u5f3a\uff0c\u6700\u540e\u4e00\u5f20\u4e3a\u5e73\u626b\u77e2\u72b6\u9762T1WI<\/p>\n<\/p>\n<p>\u5de6\u53f3\u4fa7\u5927\u8111\u4e2d\u52a8\u8109\u8840\u7ba1\u622a\u9762\uff08\u77e2\u72b6\u9762\u626b\u63cf\uff09<\/p>\n<p>\u591a\u65ad\u9762\u663e\u793a\u75c5\u53d8\u4fa7\u5927\u8111\u4e2d\u52a8\u8109\u5448\u6b63\u6027\u91cd\u6784\u6539\u53d8\u3002<\/p>\n<p>\u52a8\u8109\u91cd\u5851\u7406\u8bba\u8ba4\uff0c\u5f53\u6591\u5757\u9762\u79ef\u589e\u52a0\u81f3\u8840\u7ba1\u622a\u9762\u79ef\u768440%\u65f6\uff0c\u7ba1\u8154\u5f00\u59cb\u9010\u6e10\u72ed\u7a84\uff0c\u6591\u5757\u9762\u79ef\uff1c40% \u8840\u7ba1\u622a\u9762\u79ef\u65f6\uff0c\u52a8\u8109\u7ba1\u58c1\u8868\u73b0\u4e3a\u6b63\u6027\u91cd\u6784\u3002\u56e0\u6b64\uff0c \u5206\u6790\u9885\u5185\u52a8\u8109\u8840\u7ba1\u58c1\u75c5\u53d8\u65f6\uff0c\u6709\u5fc5\u8981\u51c6\u786e\u6d4b\u91cf\u91cd\u6784\u6307\u6570(remodeling ratio, RR), RR\uff1e 1.05 \u4e3a\u6b63\u6027\u91cd\u6784\uff0c RR\uff1c0.95\u4e3a\u8d1f\u6027\u91cd\u6784\u3002\u8840\u7ba1\u91cd\u6784\u6307\u6570\u7684\u5177\u4f53\u6d4b\u91cf\u65b9\u6cd5\u4e3a\u75c5\u53d8\u5904\u8840\u7ba1\u7684\u5916\u7ba1\u58c1\u9762\u79ef\u4e0e\u90bb\u8fd1\u6b63\u5e38\u8840\u7ba1 \u7684\u5916\u7ba1\u58c1\u9762\u79ef\u7684\u6bd4\u503c\u3002<\/p>\n<p>\u53d1\u751f\u7ca5\u6837\u786c\u5316\u75c5\u53d8\u7684\u9885\u5185\u52a8\u8109\u65e2\u53ef\u4ee5\u8868\u73b0\u4e3a\u6b63\u6027\u91cd\u6784\uff0c\u53c8\u53ef\u4ee5\u8868\u73b0\u4e3a\u8d1f\u6027\u91cd\u6784\u3002\u7814\u7a76\u8bc1\u5b9e\uff0c\u75c7\u72b6\u6027\u7ca5\u6837\u786c\u5316\u6591\u5757\u66f4\u6613\u53d1\u751f\u6b63\u6027\u91cd\u6784\u3002\u6700\u8fd1\uff0c\u4e00\u9879\u5927\u8111\u4e2d\u52a8\u8109\u548c\u57fa\u5e95\u52a8\u8109\u7684\u7814\u7a76\u663e\u793a\uff0c\u53d1\u751f\u6b63\u6027\u91cd\u6784\u7684\u7ca5\u6837\u786c\u5316\u6591\u5757\uff0c\u66f4\u5bb9\u6613\u5e76\u53d1IPH\uff08\u6591\u5757\u5185\u51fa\u8840\uff09\u3002\u6700\u8fd1\uff0c\u4e00\u9879\u5173\u4e8e\u57fa\u5e95\u52a8\u8109\u652f\u67b6\u690d\u5165\u540e\u60a3\u8005\u7684\u7814\u7a76\u8868\u660e\uff0c\u60a3\u8005\u7a7f\u652f\u4e8b\u4ef6\u7684\u53d1\u751f\u53ef\u80fd\u4e0e\u8840\u7ba1\u7684\u8d1f\u6027\u91cd\u6784\u6709\u5173\u3002<\/p>\n<\/p>\n<p>\u6591\u5757\u7684\u5f3a\u5316\u7a0b\u5ea6\uff1a2\u7ea7\u660e\u663e\u5f3a\u5316<\/p>\n<p>\u9885\u5185\u52a8\u8109\u6591\u5757\u5bf9\u6bd4\u589e\u5f3a\u7684\u5f3a\u5316\u7a0b\u5ea6\u53ef\u5206\u4e3a3 \u4e2a\u7b49\u7ea7\uff1a<\/p>\n<p>0\u7ea7\uff1a\u6591\u5757\u5f3a\u5316\u7a0b\u5ea6\u4f4e\u4e8e\u6216\u7b49\u4e8e\u65e0\u6591\u5757\u7684\u90bb\u8fd1\u6b63\u5e38\u7ba1\u58c1\u7684\u5f3a\u5316\u7a0b\u5ea6\uff0c\u5373\u65e0\u5f3a\u5316\uff1b<\/p>\n<p>1\u7ea7\uff1a\u6591\u5757\u5f3a\u5316\u7a0b\u5ea6\u9ad8\u4e8e\u90bb\u8fd1\u6b63\u5e38\u7ba1\u58c1\uff0c\u4f46\u4f4e\u4e8e\u5782\u4f53\u67c4\u7684\u5f3a\u5316\u7a0b\u5ea6\uff0c\u5373\u8f7b\u4e2d\u5ea6\u5f3a\u5316;<\/p>\n<p>2\u7ea7\uff1a\u6591\u5757\u5f3a\u5316\u7a0b\u5ea6\u7b49\u4e8e\u6216\u9ad8\u4e8e\u5782\u4f53\u67c4\u7684\u5f3a\u5316\u7a0b\u5ea6\uff0c\u5373\u660e\u663e\u5f3a\u5316\u3002<\/p>\n<p>\u6591\u5757\u7684\u5f3a\u5316\u4e0e\u6591\u5757\u7684\u65b0\u751f\u8840\u7ba1\u5f62\u6210\u6216\u708e\u6027\u53cd\u5e94\u6709\u5173&nbsp;\uff0c\u8fd9\u4e00\u5f81\u8c61\u5e38\u89c1\u4e8e\u6025\u6027\u5352\u4e2d\u60a3\u8005\u7684\u8d23\u4efb\u6591\u5757\u3002\u53e6\u5916\uff0c\u4e5f\u53ef\u901a\u8fc7\u52a8\u6001\u589e\u5f3a\u626b\u63cf\u6280\u672f\u6d4b\u5f97\u7ba1\u58c1\u9ad8\u4f20\u8f93\u5e38\u6570(transfer constant, Ktrans)\u6216\u8840\u6d46\u5bb9\u79ef\u5206\u6570(fractional plasma volume, Vp)\u53cd\u6620\u5c40\u90e8\u708e\u75c7\u53cd\u5e94\u548c\u65b0\u751f\u8840\u7ba1\u5bc6\u5ea6\u3002<\/p>\n<p>\u6591\u5757\u5f3a\u5316\u662f\u6613\u635f\u6210\u5757\u7684\u5e38\u89c1\u5f81\u8c61\u4e4b\u4e00\uff0c\u5f3a\u5316\u7684\u673a\u5236\u53ef\u80fd\u4e3a\u708e\u75c7\u53cd\u5e94\u3001\u65b0\u751f\u8840\u7ba1\u5f62\u6210\u6216\u5185\u76ae\u7ec6\u80de\u6e17\u900f\u6027\u589e\u52a0\u3002\u9885\u5185\u52a8\u8109\u7ca5\u6837\u786c\u5316\u6591\u5757\u7684\u5f3a\u5316\u7279\u5f81\u4e0e\u8fd1\u671f\u53d1\u751f\u7684\u8111\u7f3a\u8840\u4e8b\u4ef6\u5bc6\u5207\u76f8\u5173\u6709\u7814\u7a76&nbsp;\u660e\uff0c\u6591\u5757\u5f3a\u5316\u662f\u5352\u4e2d\u590d\u53d1\u7684\u72ec\u7acb\u5371\u9669\u56e0\u7d20\u3002\u6b64\u5916\uff0c\u4e00\u9879\u5bf9\u57fa\u5e95\u52a8\u8109\u7ca5\u6837\u786c\u5316\u6027\u72ed\u7a84\u7684\u7814\u7a76\u663e\u793a\uff0c \u6591\u5757\u8fd1\u5fc3\u7aef\u5f3a\u5316\u4e0e\u8fd1\u671f\u53d1\u751f\u7684\u8111\u6897\u6b7b\u4e8b\u4ef6\u53ca\u5176\u9884\u540e\u6709\u76f8\u5173\u3002\u7136\u800c\uff0c\u4e00\u9879\u5bf9\u9885\u5185\u52a8\u8109\u7ca5\u6837\u786c\u5316\u6027\u4e2d\u3001\u91cd\u5ea6\u72ed\u7a84\u60a3\u8005\u8fdb\u884c\u7814\u7a76\u8868\u660e\uff0c\u6591\u5757\u5f3a\u5316\u7279\u70b9\u53ef\u80fd\u4e0d\u662f\u5f71\u54cd\u60a3\u80051\u5e74\u671f\u8111\u8840\u7ba1\u4e8b\u4ef6\u7684\u56e0\u7d20\u3002<\/p>\n<p>4.\u4e0d\u9700\u8981\u589e\u5f3a\u7684\u704c\u6ce8\u6210\u50cf\u65b9\u6cd5\u2014\u20143D ASL&nbsp;<\/p>\n<\/p>\n<p>\u4e0a\u56fe\u4e3aPLD=1&nbsp;.5s\uff0c\u53f3\u4fa7\u5927\u8111\u534a\u7403\u53ca\u5de6\u4fa7\u6795\u53f6\u660e\u663e\u4f4e\u704c\u6ce8\uff08CBF\u51cf\u4f4e\uff09\uff0c\u4e0a\u56fe\u4e3aPLD=2&nbsp;.5s\uff0c\u53f3\u4fa7\u5927\u8111\u534a\u7403\u53ca\u5de6\u4fa7\u6795\u53f6\u4f4e\u704c\u6ce8\u660e\u663e\u6539\u5584\uff0c\u63d0\u793a\u8840\u7ba1\u7684\u4ee3\u507f\u80fd\u529b\u8f83\u597d\uff0c\u6709\u8f83\u591a\u7684\u8840\u7ba1\u50a8\u5907\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60a3\u8005\uff0c\u7537\uff0c49\u5c81\uff0c\u7a81\u53d1\u5de6\u4fa7\u80a2\u4f53\u65e0\u529b1\u5929\u3002 \u5f71\u50cf\u8d44\u6599\uff1a 1.\u5934\u90e8MRA \u5934\u90e8MRA &hellip; <a href=\"http:\/\/zydq.1006ss.com\/?p=44334\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70],"tags":[],"class_list":["post-44334","post","type-post","status-publish","format-standard","hentry","category-70"],"_links":{"self":[{"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=\/wp\/v2\/posts\/44334","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=44334"}],"version-history":[{"count":0,"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=\/wp\/v2\/posts\/44334\/revisions"}],"wp:attachment":[{"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=44334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=44334"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/zydq.1006ss.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=44334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}