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男性，38岁。右上后牙自发性跳痛3天。显间歇性发作，坐立不安，于15：00急诊就医。半年前，右上后牙进食冷热饮食时有酸痛，有时有慢性钝痛。近1周进食冷热饮食时疼痛明显增加，且疼痛持续时间较长。3天前出现自发性剧烈跳痛，呈间歇性发作并放射到颞部。夜间跳痛更甚。患者无法确定患牙部位。口腔检查：视诊右侧后牙未见明显龋洞，右上第二双尖牙叩诊疼痛(+)。牙周探诊(-)。 根据G．V．Black分类该病人患牙上制备的窝洞属于哪一类
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"Young people ought not to be idle. It is very bad for them," said Margaret Thatcher many years ago. She was right: there are few worse things 21 society can do to its young 22 to leave them in uncertainty. Those who start their 23 on the unemployment pension are more likely to have lower wages and more spells of joblessness 24 in life, 25 they lose out on the chance to 26 skills and serf-confidence in their formative years. 27 more young people are idle than ever. 28 how you measure them, the number of young people without a job is nearly as large as the population of America. Two factors 29 a big part. First, the long slowdown in the West has reduced 30 for labour, and it is easier to 31 hiring young people than it is to fire older workers. Second, in emerging economies population growth is fastest in countries withdysfunctional(失调的) labour markets, 32 India and Egypt.The most obvious way to 33 this problem is to reignite growth. That is easier said than done in a world plagued by debt, and is anyway only a 34 answer. The countries where the problem is worst suffered from high youth unemployment 35 their economies were growing. 36 the recession companies have continued to complain that they cannot find young people with the right skills. This 37 the importance of two other 38 : reforming labour markets and improving education. These are 39 prescriptions, but ones that need to be 40 with both a new vigour and a new twist.
1岁半幼儿双颊、唇、舌粘膜突发成簇、针头大小透明小水疱及溃疡、伴啼哭、流涎、发烧 治疗中哪项错
患者女48岁，主诉刷牙出血1月余，并有口臭，口腔检查见左右上321唇侧左右下21舌侧牙石多，牙龈充血，水肿，轻探易出血，下前牙排列拥挤 治疗方案中，哪项不妥
患者女48岁，主诉刷牙出血1月余，并有口臭，口腔检查见左右上321唇侧左右下21舌侧牙石多，牙龈充血，水肿，轻探易出血，下前牙排列拥挤 若诊断为牙周炎，则不会出现前述检查结果中的哪些
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