...室扩张2例.MRA对血管狭窄或闭塞范围、程度显示更直观,且能显示颈外动脉分支、大脑后动脉分支侧枝循环.2例显示常春藤征(ivy sign)和柔脑膜高信号征.结论MRI可提示烟雾病诊断,结合MRA可明确诊断.
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ivy sign
艾薇标志
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Both estimate that shipments of traditional computers dropped by a tenth of a point in the second quarter of 2012 -- not a good sign when Intel's Ivy Bridge processors and a wave of Ultrabooks were supposed to usher in a PC renaissance.
ENGADGET: IDC and Gartner: PC market flattened out in Q2 while Apple, ASUS and Lenovo remain the stars
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