hepatologist

例句：

1. 1. Hepatologists are often called upon to diagnose and treat liver diseases.
   肝病患者经常需要肝病医生的诊断和治疗。
2. 2. The hepatologist recommended a low-fat diet for his patient's recovery.
   这位肝病医生为他的病人推荐了低脂肪饮食以促进康复。
3. 3. The hepatologist performed an ultrasound to examine the patient's liver.
   这位肝病医生进行了超声波检查，以检查病人的肝脏。