年近七旬的马大爷闲来没事时喜欢在公园里和人下棋。一天,他和赵大伯下得正带劲时,两人为一步棋吵了起来,互不相让,一直吵到脸红脖子粗。突然,马大爷感觉左眼像电灯泡断了丝一样,一下子一片漆黑,他马上意识到自己的眼睛出问题了。几位老棋友立即将他送进医院。眼科大夫用眼底镜给他做了检查,说是急性视网膜中央动脉阻塞引起的左眼视力突然丧失,也就是“眼中风”。幸亏救治及时,马大爷才挽回了一些视力,他不解地问医生:“只听说过脑中风,从没听说过眼中风,眼中风到底是怎么回事呢?” Nearly seventy-year-old horse uncle like to play chess in the park and people. One day, when he and Zhao Dabo were energetically active, the two quarreled at a single step and did not give in to each other until they had a blushed neck. Suddenly, uncle Ma felt like a broken light bulb on the left eye, all of a sudden dark, and he immediately realized that his eyes went wrong. Several old chess players immediately sent him to the hospital. The ophthalmologist examined him with an ophthalmoscope, which was a sudden loss of visual acuity in the left eye caused by obstruction of the central retinal artery, which is known as “stroke of the eye.” Fortunately, timely treatment, Ma uncle just to restore some vision, he puzzled to ask a doctor: “I have only heard of stroke, I have never heard of a stroke, the eye is how the stroke happened?”