患者，女，38岁，右肘痛1个月并放射至前臂外侧，握物无力且容易掉落。查体：外观未见异常，肱骨外上髁压痛。此病人还可表现出的体征是（）。
A.屈伸指弹响
B.Mills试验（+）
C.Finkelstein试验（+）
D.Dugas征（+）
E.Tinel征（+）
参考答案：B
解析：从患者的临床表现可以判断其患有肱骨外上髁炎，俗称"网球肘"，伸肌腱牵拉试验（Mills试验）是诊断其存在的试验方法。屈伸指弹响和Finkel-steln试验是狭窄性腱鞘炎的临床表现；Dugas征（+）是肩关节脱位的体征。
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| Napoga Gurigo is a 12 -year- old girl in Ghana, Africa. It is 1 for her family to get clean water. The nearest place to get water is a dirty hole half a kilometer from their 2 . Every morning, Napoga 6 home at half past five to get water for her family. Sometimes it 4 six hours to get enough clean water. Napoga has no time to go to school 5 play with her friends. Millions of people in the world are like Napoga. They can't get enough clean water to 6 healthy. Most of those people are in Africa. Water covers 70 per cent of the Earth's surface. But most of that is sea water. We can't use it for drinking or cooking. Fresh water is 7 we use to drink, take showers and cook food. But fresh water 8 only 1 per cent of the Earth's surface. Many people have made wells to get clean water from 9 . But there still isn't enough. Scientists say that in 30 years, more than half of the people in the world 10 have enough clean water. | ||||
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