microangiogram

例句：

1. 1.The microangiogram revealed the presence of a small tumor in his liver.
   微血管造影术显示他肝脏里有一个小肿瘤。
2. 2.The doctor performed a microangiogram to diagnose the patient's condition.
   医生进行了微血管造影术来诊断病人的状况。
3. 3.The microangiogram helped doctors to better understand the patient's blood vessels.
   微血管造影术帮助医生更好地了解患者的血管情况。