Nutritional assessment and support for severe patients with malignant tumor

Patients with malignant tumors often experience malnutrition, including weight loss, fat and muscle atrophy, treatment intolerance, and increased risk of death. In the diagnosis and treatment of malignant tumors, identifying patients who already have malnutrition or are at risk of malnutrition has important clinical significance. When malnutrition or associated risks are found in patients, active nutritional intervention should be carried out to prevent the development or deterioration of malnutrition in patients. We offer adequate nutrition for A severe malignant tumor that was distributed throughout the lungs and bronchi. Malnutrition in cancer patients is severe, and the risk of developing malnutrition is high in these patients. To briefly introducethe methods of nutritional support for malignant tumor patients and tumor-related complications, and to give a reference for clinical application and further research. " In this review, we aim to elucidate the epidemiology of malnutrition and its risk in malignant tumor patients and highlight the necessity of nutritional status evaluation for severe malignant tumor patients.