What's wrong with red blood cells?

Urine microscopic examination shows red blood cells, suggesting that there are hemorrhagic diseases in the urinary tract, requiring further examination. Possible causes: 1. Infectious lesions occur in the urinary tract, urinary tract mucosal epithelium shows congestion, edema and other changes, and a small number of red blood cells are mixed in the urine. Urine routine examination is also accompanied by increased white blood cell count, accompanied by frequent micturition, urgency and pain in urination. 2. Trauma to the kidney or lower abdomen can show contusion of the kidney and bladder, leading to local bleeding, which is mixed in the urine. It is manifested by an increase in the number of red blood cells found under microscopic examination and a clear history of trauma. 3. The presence of urinary tract stones, can also lead to an increase in the number of red blood cells in the urine. Because stones stimulate the mucous membranes, causing local mucosal damage and bleeding, it will show that blood is mixed in the urine. After urine routine examination, the number of red blood cells increases under microscopic examination. Accompanied by more waist, abdominal pain, urinary system can be performed B ultrasound examination to identify.