Usually thyroid cancer patients can eat fish in moderation one week after surgery, but should avoid eating sea fish such as scallop, yellow croaker and so on. For patients after thyroid cancer surgery, they can eat fish in moderation one week after surgery. Fish contains protein, various trace elements, vitamins, etc. Moderate consumption can replenish the nutrients needed by the body, which is beneficial to the recovery of the body. At the same time, postoperative thyroid cancer patients can also eat a moderate amount of fish to provide energy for the body, but should try to choose less oil, less salt cooking methods. It is worth noting that one week after thyroid cancer surgery patients should avoid eating scallops, yellow croaker, pomfret, salmon and other sea fish with high iodine content. In addition to eating fish in moderation, patients can also eat eggs, rice porridge, soy milk and fresh fruits and vegetables, try to high nutrition, high fiber food, avoid greasy, spicy and stimulating food. It is recommended that postoperative thyroid cancer patients pay attention to the reasonableness of diet and ensure the balanced intake of nutrients.