关于外阴色素减退疾病，下列哪项有助于诊 断(       )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26892' and id < 2236440 and id<>'2236440' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26892' and id > 2236440 and id<>'2236440' order by id asc limit 5