Liver nodules and liver cancer are different in causes, symptoms and treatment. 1. Causes: Liver nodules and liver cancer do not have the same causes, and liver nodules are only a vague location of the liver, which is not clear whether the nodules are benign or malignant, while liver cancer is clearly a malignant tumor. 2. Symptoms: For liver nodules, human body will not have too serious symptoms, and some relatively mild liver nodules do not have symptoms, while liver cancer usually has nausea, vomiting, abdominal distension and other symptoms. 3. Treatment: The treatment of liver nodules requires further diagnosis and clarification of the cause of the disease before treatment can be carried out. On the other hand, liver cancer needs to be treated by surgery and combined with radiotherapy and chemotherapy. If there is any discomfort in the liver area, it is recommended that patients should go to regular hospitals to improve relevant examinations, make a clear diagnosis and take active treatment.