Liver cancer patients are prone to edema of lower limbs in late stage, which is related to the liver’s ability to synthesize protein and insufficient nutritional status.1. Drugs can be chosen to supplement albumin, excrete excess water by diuretic way and take Chinese medicine to relieve edema orally.2. Attention should be paid to elevating lower limbs when resting and consuming such soup as crucian carp soup and chicken soup to promote the body’s water retention and reduce edema. The situation of different patients is different, need to be analyzed on a case-by-case basis.