小儿肝胆系统疾病临床较为常见。B 超检查与诊断能够直接显示小儿肝胆系统病变结构和器官动态改变。对于软组织实质性脏器的解剖结构及层次、管道系统的形态走向,皆能显示出清晰的断面层、接近于真实的解剖结构,有助于临床及时准确作出判断,有助于提高小儿肝胆疾病的正确诊断率。且 B 超检查方便,安全无创伤、无痛苦、不受条件限制,又可反复多次检查,因此,目前 B 超已在小儿肝胆系统疾病中得到广泛的应用。 Pediatric hepatobiliary diseases are more common clinical. B-ultrasound and diagnosis can directly show the dynamic changes in the structure and organ of hepatobiliary diseases in children. For the soft tissue of the anatomical structure and level of organs, the shape of the pipeline system, are able to show a clear cross-section, close to the real anatomical structure, help to make timely and accurate clinical judgment, help to improve children with hepatobiliary disease The correct diagnosis rate. And B-easy to check, safe and non-invasive, painless, free from conditions, but also repeated multiple checks, therefore, the current B ultrasound in children with hepatobiliary diseases have been widely used.