Urine occult blood 1+ indicates the presence of red blood cells in the urine. 1+ represents the number of red blood cells is greater than five per high-powered field of view. Blood in urine should be taken seriously enough and the possibility of urinary tract tumors should be ruled out. Ultrasound examinations of the kidney, ureter and bladder should be done to rule out the possibility of urinary tract tumors. Hematuria is most commonly caused by urinary tract infections, urinary tract stones can also cause hematuria, and urinary tract tuberculosis may also occur. In the case of hematuria, it is important to pay attention to the presence of other symptoms and decide what the disease is by comprehensive judgment and evaluation for effective treatment. It is important to drink more water and urinate more often when hematuria occurs.