Methods Blood flow characteristics of 45 small hepatic hemangioms in 37 patients were studied by CDE, CDFI and pulsed-wave Doppler(PW).

• 方法用彩色多普勒能量图，彩色多普勒血流显像结合脉冲多普勒观察37例(45个病灶)肝小血管瘤的血流情况。