患者，男，56岁。反复痰中带血3个月，为明确诊 断，目前最可靠的检査是(    )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26319' and id < 2201442 and id<>'2201442' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26319' and id > 2201442 and id<>'2201442' order by id asc limit 5