1.What should I eat after kidney surgery? Is there any taboo? Kidney tumor surgery patients should have a light diet, avoid greasy food, should not eat vegetable protein food, such as tofu and other food; do not eat fried food, limit the intake of high cholesterol food such as animal offal, egg yolk, crab yolk, etc.. You can intermittently eat calcium-rich foods such as milk and pork ribs soup to prevent osteoporosis. Adding vinegar when boiling soup can increase the dissolution and absorption of calcium. In addition, calcium should not be taken in excess, otherwise it will increase the burden on the kidneys. It is recommended to have small amount of meals, eat more green leafy vegetables, avoid gastrointestinal irritating foods such as coffee and tea, and quit smoking and alcohol. In addition, it is especially important for patients after radical surgery of one side of kidney tumor to eat moderate amount of high quality protein, such as fish, shrimp, etc., and reduce the intake of red meat, such as pork, beef, etc. 2.Why do you feel numbness and sometimes numbness in your lower back after open surgery and some patients have local bulge? This is due to the surgery may cause damage to part of the skin or the subcostal nerve, there is no big problem, the recovery time may vary from patient to patient, usually within six months will improve. The damage to the subcostal nerve or intercostal nerve and the severance of the muscles at the incision site may also cause local skin bulging, and in severe cases, incisional hernia may be formed. 3.Is it important to feel partial wound swelling with low fever after surgery? It is recommended to review at the hospital to see if there is any fluid accumulation and other problems. 4.How long after surgery can I do physical activities? Avoid heavy physical activities for one month after surgery, and do not lift heavy objects or stand for a long time. Keep a happy mood, appropriate exercise, and improve the immunity of the body.