患儿,女,l2岁,日前因驱虫不当突发上腹部钴顶样剧痛,呻吟大汗,呕吐,几分钟之后很快缓解,但又反复发作,查体发现剑突右下轻度深压痛,无腹胀,首先考虑的诊断是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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