“靴形心”见于()连续性杂音见于()一般体格检查可闻及杂音而不可能触及震颤的疾病最可能见于()X线上常有肺血少，但主肺动脉常有狭窄后扩张者，最可能见于() ["A．继发孔房间隔缺损","B．室间隔缺损","C．肺动脉口狭窄","D．动脉导管未闭","E．法洛四联症"]
白血病(1eukemia)
Birbeck 颗粒(Birbeck granule)
风心病二尖瓣狭窄，超声心动图显示()肺动脉瓣狭窄，超声心动图显示() ["A．左心房增大","B．左心室增大","C．右心房增大","D．右心室增大","E．左心房、左心室增大"]
髓样肿瘤(myeloid neoplasms)
传染性单核细胞增多症(infectious mononucleosis)
