Whether a hepatic hypoechoic nodule 10mm x 11mm is serious or not needs to be assessed according to the specific nature of the nodule, while liver cancer is more serious. Hepatic hypoechoic nodules are relatively common liver lesions, and the presence of hypoechoic nodules in the liver on ultrasound is most commonly seen in liver cysts, liver abscesses, fatty infiltration of the liver, hepatic schistosomiasis, hepatic hemangiomas, and hepatocellular carcinoma. When small cysts, fatty infiltration or small hemangiomas occur in the liver, they are usually not serious and only need regular observation; when small abscesses and hepatic schistosomiasis occur in the liver, they need anti-infection and anti-schistosomiasis treatments, and are usually not serious; when hyperechoic nodules are caused by hepatocellular carcinoma, they are more serious and need comprehensive treatments, such as surgical treatments. When hypoechoic nodules appear in the liver, the cause of the disease should be clarified under the guidance of a doctor and standardized treatment should be carried out to avoid delaying the condition.