男性,58岁。患肝硬化8年,4天前曾进行抽取腹水操作,畏寒发热、腹痛2天,体温38℃左右,全腹痛,腹部明显膨隆,尿量600m1/日。住院后经检查有以下体征,下列哪项对目前病情判断最有意义?( )
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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