Swollen feet and legs in liver abscess are considered to be related to drinking a lot of water, drug allergy, hypoproteinemia, cirrhosis and so on. 1. Drinking a lot of water: when some patients with liver abscess drink a lot of water, it will increase the burden on kidneys and heart or cause part of the water to be retained in the body, which will lead to swelling of legs and feet. 2. Drug allergy: patients with liver abscess usually need to use antibiotic drugs, if the patient is allergic to a certain antibiotic, it can also cause swelling of the legs and feet, skin itching and other symptoms. 3. Hypoproteinemia: some patients with liver abscess can be induced by hypoproteinemia due to decreased liver function and protein malabsorption. The main symptoms of this disease include swelling and body weakness, so it can be manifested as swelling of feet and legs. 4. Cirrhosis: If liver abscess is not effectively controlled and complicated by cirrhosis disease, it can cause hepatogenic edema. Cirrhosis patients appear weakness, loss of appetite, diarrhea, lower limb edema, abdominal fluid, spider nevus, liver palms and so on. It is recommended that patients with liver abscess and swollen feet and legs should seek medical treatment in time for further detailed examination to detect the disease. During the treatment period, attention should be paid to regular medical review, in order to monitor the condition, timely compliance with medical advice to adjust the treatment program.