患者，76岁。脑卒中持续昏迷，为其吸痰时应注意的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30903' and id < 2486328 and id<>'2486328' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30903' and id > 2486328 and id<>'2486328' order by id asc limit 5