左向右分流的干下型i间隔缺损，用超声 检测，要了解其峰值跨隔压差，应检测什 么参数

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31769' and id < 2539941 and id<>'2539941' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31769' and id > 2539941 and id<>'2539941' order by id asc limit 5