Any part of the urinary system is completely or partially obstructed, acutely or chronically, due to intraluminal or extraluminal causes. If the obstruction is not removed in time, it will eventually lead to hydronephrosis and impair renal function. In the upper urinary tract, the pelvis and ureter are obstructed, and the hydronephrosis develops quickly, but often one side is damaged; in the lower urinary tract, the bladder and urethra are obstructed, and the kidney damage develops slowly at first because the bladder is used as a buffer, but often the kidneys are damaged bilaterally. What are the dietary considerations for urinary tract obstruction? Patients with urinary tract obstruction should eat more foods containing vitamin A and C; eat more fresh vegetables and fruits; forbid “thick” foods; forbid all dairy products; forbid foods containing calcium oxalate. Foods to eat Bitter melon: Bitter melon is rich in vitamin C. Do not eat too much at once. Garlic scapes: Garlic scapes contain pheromone, which is 1/10 of penicillin and has a good killing effect on pathogenic bacteria and parasites, and can prevent influenza, prevent wound infection, treat infectious diseases and deworming. Garlic shoots should not be overcooked to avoid destruction of the spicy elements and reduced bactericidal effect. Chicken liver: Chicken liver is rich in vitamin A, which maintains normal growth and reproductive functions. Avoid food Pork Large Intestine: Pork large intestine is cold and sweet; it has the effect of moistening the intestines, removing wind-heat from the lower jiao, and stopping the number of urine. The small number of urine is not conducive to stone removal. Cheese: dairy products per kilogram of cheese products concentrated 10 kg of milk protein, calcium, etc.. Cheese contains more calcium. Cinnamon: cinnamon taste pungent sweet, hot, into the kidney, spleen, bladder meridian. Do not eat urethral stones.