It is possible to cure pancreatic cancer, especially early stage pancreatic cancer has a higher chance of cure. Cardia cancer is a common malignant tumor of digestive tract, and its development is related to various factors such as living environment, dietary habits and genetics. Patients are recommended to seek medical treatment in hospital in time and under the guidance of professional doctors: 1. Drug therapy: 1. Oral drugs: pancreatic cancer patients need to seek medical treatment in hospital and take oral anti-tumor or targeted therapy drugs under the guidance of professional doctors to influence cancer cell synthesis so as to achieve anti-cancer effects; 2. Injectable drugs: 5-fluorouracil, oxaliplatin and other drugs need to be injected under the judgment of professional doctors It has better effect on the treatment of digestive tract tumor. Surgical treatment: 1. Tumor resection: if the patient does not have any serious heart and lung and other organ comorbidities, and at the same time, the external lymph nodes and abdominal organs have not metastasized, the tumor resection surgery plan can be formulated by the doctor and surgical treatment can be performed; 2. 2.Endoscopic treatment: For patients with advanced cardia cancer and metastasis, other organ diseases or systemic conditions that prevent surgery, endoscopic expansion or stent placement can be performed by doctors according to the actual situation, which is an effective palliative treatment. Radiation therapy: Radiation therapy can be given to patients who are in the middle and late stages or who are not suitable for surgery. Through larger doses of irradiation, the tumor cells are necrosed and the disease is relieved. Nutritional therapy: 1. Enteral nutrition: It is the main form of nutritional support treatment for pancreatic cancer patients. Patients with incomplete obstruction of the cardia can take pure fluid enteral nutrition preparation, while patients with nearly complete obstruction can have nasal feeding tube or gastrostomy to achieve the purpose of nutritional supplementation; 2. Parenteral nutrition: For postoperative patients, when the gastrointestinal function has not been restored, parenteral nutrition can be used for treatment.