女，28岁，孕38周，突然感到剧烈腹痛伴有少量 * * 流血。妇科检查：血压150/110mmHg，子宫似足月妊娠大小.硬如木板、有压痛。胎心90次/分，胎位不清，应考虑（）
A.早产
B.临产
C.前置胎盘
D.胎盘早期剥离
E.不完全性子宫破裂
参考答案：D
解析：妊娠20周后或分娩期，正常位置的胎盘于胎儿娩出前，全部或部分从子宫壁剥离，称为胎盘早剥。轻型以外出血为主，胎盘剥离面积不超过胎盘面积的1/3，主要症状为 * * 流血，色暗红，无腹痛或伴轻微腹痛。重型常为内出血或混合出血，胎盘剥离面积超过胎盘面积的1/3，主要症状为突发的持续性腹痛、腰酸及腰背痛，严重时出现脉搏细弱、血压下降等休克表现，检查多发现子宫硬如板状，压痛，子宫往往大于妊娠月份。
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| On the next-to-last day of school when I got on the bus I realized the tin (锡) heart a small girl gave me was gone. "Does anyone know what happened to the little 1 that was up here?" I asked. With 39 children, there was 2 . Later, one boy shouted, "Charlie was the first one on the 3 . I'm sure he took it." Other children 4 , "Yeah! Charlie did it! Search him!" I asked Charlie, "Have you 5 the heart?" "I don't know what you're talking about," he answered. "I'm sure he does!" 6 the girl who had given me the heart. "Check his 7 ." I asked him to come forward, then I 8 my hand into one pocket. Nothing. I reached into 9 . Then I felt it. I was about to pull the tin heart 10 Charlie's pocket when I stopped myself. Let him keep it, a 11 seemed to whisper in my ears. "It must have 12 before I got here," I said to them. "I'll 13 find it back at the bus stop." Without a word, Charlie returned to his 14 . That summer Charlie moved away. A dozen years later, I was in a department store in Kansas City, 15 someone said. "Polly?" I turned to see a man nearly 16 age. "Yes?" His face didn't look. 17 until I noticed his big gray eyes. There was no doubt. It was 18 . He told me he was living in Montana and doing well. Then, to my 19 , he hugged (拥抱) me. After he let go, he pulled something from his pocket and held it up for me to see-the little tin heart that 20 , "I love Polly and Polly loves me." "You were the only one who kept trying," he explained. We hugged again, and went our separate ways. | ||||
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