患者，男，35岁。罹患肺结核，若需确诊最重要的依据为（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30903' and id < 2486309 and id<>'2486309' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30903' and id > 2486309 and id<>'2486309' order by id asc limit 5