12岁男孩,近7天来食欲不振、恶心、呕吐,伴乏力、尿黄来医院就诊。病前5周曾注射过丙种球蛋白1支。检查:巩膜黄染,肝肋下2cm,有轻度触痛,脾肋下未触及。化验:肝功ALT 660U/L,AST 480U/L、T-Bill 146.5μmo1/L,抗-HAV-IgG阳性,抗-HAV-IgM阴性,HB-sAg阳性,HBeAG阳性,抗-HBC-IgM阳性,抗-HCV阳性。应诊断为( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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