1. Symptoms of hepatitis A: At the beginning, patients with hepatitis A will feel tired and tired, do not want to eat, the urine color will be deepened, sometimes accompanied by fever and other symptoms, and in severe cases, eyes and skin will turn yellow.

2. Symptoms of hepatitis B: There are acute and chronic symptoms of hepatitis B. Acute symptoms of hepatitis B are more common, manifested as nausea, vomiting, loss of appetite, fatigue and weakness, and sometimes there is pain in the liver area (right upper abdomen). Physical examination may include yellowing of skin and sclera, tenderness in liver area and abnormal liver function. Chronic hepatitis B is often characterized by atypical symptoms and signs, only a little fatigue and easy fatigue. Most chronic hepatitis B is found in health examination. Chronic hepatitis B may also cause swelling, pain and discomfort in the liver area.

3. Symptoms of hepatitis C: The main symptoms are fatigue and low fever, and more patients are asymptomatic. Patients with chronic hepatitis C can feel weak and bored without any obvious symptoms for 20 years, and even after adequate rest, this feeling of fatigue will continue.

4. Symptoms of hepatitis E: According to clinical manifestations, hepatitis E is generally divided into four types: acute jaundice, acute jaundice-free, acute severe and cholestasis. In addition to fatigue, loss of appetite, nausea and vomiting, patients with acute jaundice also have yellow urine, yellow eyes and yellow skin, and bilirubin in the blood is also increased. Severe hepatitis is more serious, and even life-threatening complications such as hepatic coma and disseminated intravascular coagulation may occur.