Male urinary stinging blood in urine may be caused by urinary tract infections or prostate diseases, kidney stones, glomerular diseases and so on. 1. Urinary tract infections, such as urethritis, cystitis, ureteral inflammation, etc., due to the inflammation of the urinary mucosa caused by the stimulation, resulting in congestion, edema, in the urine, there may be a stinging pain in the urine, and when the mucous membrane of the urinary tract rupture, it may cause blood in the urine. 2. Prostate diseases, such as prostatitis, prostate tumors, etc., may also cause symptoms such as tingling in urine and blood in urine. 3. Kidney stones, small stones can cause stabbing pain in urine and blood in urine when they fall into the ureter for discharge. 4. Glomerular diseases, such as glomerulonephritis, which can be manifested as proteinuria, hematuria, proteinuria, tingling in urine and other symptoms. It is suggested that it is best to visit the hospital in time and do relevant examinations to make a clear diagnosis and further treatment.