Sudden hematuria and then return to normal may be physiological reasons and urinary stones and other causes.
1. Physiological reasons: hematuria may occur after strenuous exercise, and then return to normal, this situation should avoid strenuous exercise.
2. Urinary stones: urinary stones can cause direct damage to the urinary tract, damage to the mucosa, hematuria can occur. If the stone is small, drink more water, urinate diligently, and the treatment of lithotripsy is the main; if the stone is large, ultrasonic lithotripsy is needed.
Sudden hematuria and then return to normal should be timely to the hospital, under the guidance of a professional physician to improve the examination, to clarify the cause of the disease to give targeted treatment.