一发热患者，近5天来体温维持在39〜40℃，24小时内体温波动相差不超过1℃。查体：腹部玫瑰疹，肝脾肿大。该患者最可能的诊断是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26455' and id < 2209378 and id<>'2209378' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26455' and id > 2209378 and id<>'2209378' order by id asc limit 5