以蛛网膜下腔出血为首发而血培养阴性的感染性心内膜炎1例报道并文献回顾
袁远, 沈明, 高旭光1

Presented with subarachnoid hemorrhage and then blood culture negative infective endocarditis: a case report and literature review
YUAN Yuan, SHEN Ming, GAO Xu-guang1
超声心动图