输尿管憩室最具特征性的声像图表现为（  ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27182' and id < 2252226 and id<>'2252226' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27182' and id > 2252226 and id<>'2252226' order by id asc limit 5