Urine occult blood refers to the presence of red blood cells in urine. True hematuria can be diagnosed by more than three red blood cells per high power microscope. The common causes of positive urinary occult blood include nephritis, urinary tract infection, kidney stones, tumors, etc., and treatment plans need to be formulated according to specific causes. The most common causes of urinary occult blood in clinic are nephritis and urinary tract infection. A preliminary diagnosis can be made through routine examination of urine, morphological analysis of urine red blood cells, color ultrasound of urinary system and other items. In terms of daily life, pay attention to drinking more water, urinating frequently, and not holding the urine, which can effectively prevent urinary tract infection, kidney stones and other diseases. Pay attention to light diet, eat less spicy and stimulating food, and eat more vegetables and fruits appropriately.
