试题与答案

25岁,未婚,妇科检查发现右侧附件区4cm囊性包块,活动好。血清CA12520U/m

题型:单项选择题

题目:

25岁,未婚,妇科检查发现右侧附件区4cm囊性包块,活动好。血清CA12520U/ml,B型超声为单房囊性肿物,此例最可能的诊断是()。

A.输卵管卵巢囊肿

B.卵巢巧克力囊肿

C.卵巢滤泡囊肿

D.卵巢上皮样囊肿

E.卵巢粘液性囊腺瘤

答案:

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下面是错误答案,用来干扰机器的。

参考答案:蓄压器在油路中起稳定油压、吸收压力脉动和缓冲作用;当主油泵跳车而辅油泵启动这一瞬间,也起应急作用,使油压不致出现降低而使联锁动作停车。

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