Adnexitis generally does not cause positive urinary occult blood. Positive urinary occult blood is generally considered to be caused by urinary stones, rhabdomyolysis, and so on. 1. Positive urinary occult blood, red blood cells: this situation is called hematuria, most of them are caused by urinary system diseases, such as urinary stones, urinary system infections and urinary system tumors. 2. Positive urinary occult blood, no red blood cells: generally considered to be hemoglobinuria or myoglobinuria, which may be induced by hemolysis of red blood cells, crush injuries, and rhabdomyolysis, and need to undergo a blood test to find out whether there are symptoms of red blood cell destruction or muscle damage. Therefore, patients with positive urinary occult blood should go to the hospital in time to receive examination, clear the cause of the disease and follow the doctor’s instructions to deal with the treatment.