患者，男，21岁。肛门部肿 胀，疼痛，伴异物感1天。检 查：肛缘3点处可见2cm x 2cm x 3cm隆起，表面紫暗， 质韧，有压痛，无波动感。其 诊断是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25655' and id < 2156765 and id<>'2156765' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25655' and id > 2156765 and id<>'2156765' order by id asc limit 5