20xx年醫(yī)學(xué)專(zhuān)題—腦血管講座(參考版)
2024-11-18 23:16本頁(yè)面
【正文】 http://jnm.snmjournals.org/cgi/content/figsonly/46/12/1973,第六十八頁(yè)，共六十八頁(yè)。外下腦橋，中小腦腳及小腦半球前表面（包括小葉）高信號(hào)。DWI。供應(yīng)額葉頂葉內(nèi)側(cè)部分和胼胝(pi225。ir243。,FLAIR,DWI,第六十七頁(yè)，共六十八頁(yè)。,diffusion weighted MRI images,PCA territory,MCA territory,ACA territory,第六十五頁(yè)，共六十八頁(yè)。zh236。)分水嶺梗塞,右頸內(nèi)動(dòng)脈閉塞后出現(xiàn)異常信號(hào),第六十三頁(yè)，共六十八頁(yè)。n)2類(lèi)梗塞,MCAPCA皮質(zhì)(p237。izh236。)切面 On the left three consecutive CTimages of a patient with an occlusion of the right internal carotid artery,This pattern of deep watershed infarction is quite common and should urge you to examine the carotids,The hypoperfusion in the right hemisphere resulted in multiple internal border zone infarctions,第六十二頁(yè)，共六十八頁(yè)。,Deep watershed infarction in a patient with an occlusion of the right internal carotid artery,左側(cè)3個(gè)連續(xù)(li225。nzhū),internal border zone infarcts,DWI,第六十頁(yè)，共六十八頁(yè)。)ACA與 MCA皮質(zhì)表層狹長(zhǎng)區(qū)域,CT,T2,右半卵園中心：內(nèi)分水嶺梗死（念珠狀）,白質(zhì)型,DWI：同一患者不同切面,皮質(zhì)型,混合型,不同切面,第五十九頁(yè)，共六十八頁(yè)。 t243。n b249。)分水嶺梗塞,第五十八頁(yè)，共六十八頁(yè)。),皮質(zhì)(p237。,a 58yearold woman with newonset atrial fibrillation,Multiple cortical border zone embolic infarcts are seen between the anterior cerebral artery (ACA), middle cerebral artery (MCA), and posterior cerebral artery (PCA) territories. Image demonstrates laminar necrosis of the superior parietal lobule cortex,Sagittal T1weighted image in,第五十七頁(yè)，共六十八頁(yè)。),Note left superior parietal lobule infarct in the expected location of the middle cerebral artery (MCA)/posterior cerebral artery (PCA) cortical border zone.,centrum infarcts in a rosary configuration consistent with internal border zone infarcts in a patient with hypotension,T2,FLAIR,第五十五頁(yè)，共六十八頁(yè)。,Figure 3. High CT slice shows the location of 3 small left hemisphere borderzone infarctions, appearing as a chain.,第五十四頁(yè)，共六十八頁(yè)。rster A et al. (2008) Mechanisms of Disease: pathophysiological concepts of stroke in hemodynamic risk zones—do hypoperfusion and embolism interact? Nat Clin Pract Neurol 10.1038/ncpneuro0752,Examples of borderzone infarcts on diffusionweighted MRI,Anterior cortical borderzone infarct (CBI). Posterior CBI. Combined anterior and posterior CBI (D,E) Interna
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