It refers to masses of internal and external organs and tissues in the abdominal cavity due to various reasons. Cystic inflammatory masses in the left upper abdomen with obvious pressure pain, such as masses in the middle of the epigastrium are often tumors, cysts or stones in the stomach or pancreas when touched. Patients with a cystic mass with pressure pain in the left upper abdomen are advised to eat foods that reduce jaundice; foods that fight cancer; and foods that improve immunity. The following foods are recommended to be eaten in moderation: 1. wild rice Pancreatic cancer is prone to yellowish skin and yellowish sclera, and the consumption of wild rice has a certain effect of receding jaundice and has a certain auxiliary therapeutic effect on pancreatic cancer. It is recommended to consume 200-300 grams per day. 2.Asparagus Asparagus is rich in anti-cancer element selenium, which can stop cancer cell division and growth, inhibit the vitality of carcinogens and accelerate detoxification, even reverse cancer cells, stimulate the body’s immune function, promote the formation of antibodies and improve the resistance to cancer. It is recommended that 180-260 grams per day is appropriate. Milk is a nutrient rich in high-quality protein and various essential trace elements, which can promote intestinal nutrient absorption, protect gastric mucosa, enhance immunity and strengthen resistance to diseases. It is recommended that 350-500 ml per day is appropriate, and hot drinks are preferred.