进行肩胛内上角注射时应避免损伤的结构是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25689' and id < 2159355 and id<>'2159355' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25689' and id > 2159355 and id<>'2159355' order by id asc limit 5