A.AD見(jiàn)大腦各葉皮質(zhì)多個(gè)局部血流和腦細(xì)胞功能低下區(qū)，多不對(duì)稱(chēng)；多發(fā)梗死性腦癡呆見(jiàn)顳、頂和枕葉等處皮質(zhì)局限性rCBF和腦細(xì)胞功能低下，呈對(duì)稱(chēng)性
B.AD見(jiàn)顳、頂和枕葉等處皮質(zhì)局限性rCBF和腦細(xì)胞功能低下，呈對(duì)稱(chēng)性；多發(fā)梗死性腦癡呆見(jiàn)大腦各葉皮質(zhì)多個(gè)局部血流腦細(xì)胞功能低下區(qū)，多不對(duì)稱(chēng)
C.AD見(jiàn)顳、頂和枕葉等處皮質(zhì)局限性rCBF增高影，呈對(duì)稱(chēng)性；多發(fā)梗死性腦癡呆見(jiàn)大腦各葉皮質(zhì)多個(gè)局部血流和腦細(xì)胞功能低下區(qū)，多不對(duì)稱(chēng)
D.AD見(jiàn)顳、頂和枕葉等處皮質(zhì)局限性rCBF和腦細(xì)胞功能低下，呈對(duì)稱(chēng)性；多發(fā)梗死性腦癡呆見(jiàn)大腦各葉皮質(zhì)多個(gè)局部血流和腦細(xì)胞功能增高區(qū)，多不對(duì)稱(chēng)
E.AD見(jiàn)單個(gè)皮質(zhì)局限性rCBF和腦細(xì)胞功能低下；多發(fā)梗死性腦癡呆見(jiàn)大腦各葉皮質(zhì)多個(gè)局部血流腦細(xì)胞功能增高區(qū)，多呈對(duì)稱(chēng)性