本文分析了497例中风患者的先兆症状。共出现11种先兆症状，其中以头痛、头晕、肢体麻木，言语不清及视物不清等症状为多。

Of the 497 cases with apoplexy, there were 11 kinds of premonitory symptoms, of which headache, dizziness, numbness of the limbs, inarticulate speech, blurred version, etc. are more common.

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每次手术后，世界都会变得比以前更明亮，更清晰，但好景不长，很快就双眼视物模糊不清，再次陷入黑暗。

After each surgery the world became brighter and clearer for a little while, but soon the blurriness and darkness took over once again.

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视觉症状有闪光或视物模糊不清。

Visual symptoms of flashing lights or blurred vision unclear.

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