Urine with orange color may be related to improper diet, urinary stones and urinary tumors. 1. Improper diet: If the patient has recently taken oral carrots, dragon fruit, rifampicin, aminopyrine and other drugs or food, it may cause the urine to become orange-colored phenomenon. 2. Urinary stones: most commonly found in urinary tract stones and kidney and ureteral stones, most of them are microscopic hematuria, and in severe cases, hematuria can be seen, hematuria is caused by the damage of stones to the mucous membrane of the urinary tract. 3. Urological tumors: refers to tumors occurring in any part of the kidney, renal pelvis, ureter, bladder and other growths. The most typical manifestation of urinary tumors is painless, intermittent hematuria, and the patients will be accompanied by lumbar and lower back pain, difficulty in urination and unexplained fever and other symptoms at the same time. There may be other reasons for the orange-red color of urine, and prompt medical attention is recommended.