患者，男，25岁。临床诊断腮腺管结石 (涎石病），以下哪一项超声表现是错误的

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31795' and id < 2541821 and id<>'2541821' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31795' and id > 2541821 and id<>'2541821' order by id asc limit 5