Urinary tract infection with seeing red is usually caused by hematuria.
The bladder and urethra are organs with rich blood supply, when inflammation occurs in these organs, the mucous membrane of the urinary tract will have diffuse congestion and edema, and stimulation by inflammation will easily cause mucous membrane damage and increased permeability, and in severe cases, it will result in ulceration and hemorrhage, which will be manifested as hematuria of the naked eye.
Usually, if the amount of bleeding in 1000mL of urine is more than 1mL, the urine will be washed flesh water color or blood color. But other diseases such as urinary stones, oncological diseases can cause hematuria.
If patients with urinary tract infections have the phenomenon of redness, they need to go to the hospital in time to clarify the cause, and the doctor will issue an individualized treatment plan according to the specific situation.