There are many reasons for men to have occult blood in urine, such as cystitis, ureteral stone, urinary tumor and so on.
1. Cystitis: male patients with cystitis may have rupture of small blood vessels due to inflammatory stimulation, which may lead to the phenomenon of occult blood in urine during urinalysis.
2. Ureteral stones: male patients with ureteral stones may suffer from bleeding due to the damage of mucous membrane in the process of stone shifting, and then the phenomenon of occult blood in urine may appear in urinalysis.
3. Tumor of urinary system: patients with tumor of urinary system such as kidney cancer, bladder cancer, etc. may suffer from rupture of blood vessels due to tumor invasion, which may lead to urinary occult blood during urinalysis.
There are many other reasons leading to the manifestation of occult blood in urine in men, and it is recommended that such patients go to regular hospitals in time for consultation, clarify the reasons, and deal with them positively to avoid the deterioration of their condition.