What happens when there is blood in the urine during a male physical examination?

Blood in urine may be caused by trauma or injury, urinary tract infection, urinary stones, etc. The specific analysis is as follows:

1. Trauma or injury to the

bladder, kidney or urethra may lead to hematuria in urine. Traumatic hematuria is usually related to external blows, accidents or surgical operations.

2. Urinary tract infection

is one of the common causes of blood in urine in men. Bacterial infection can cause inflammation of the urethra, bladder or kidney, resulting in hematuria in urine.

3. Urinary

stones are solid crystalline substances formed in the urinary tract. When stones move or stimulate the urinary tract, hematuria may occur in urine.