Urine occult blood right abdominal pain may be caused by urinary system infection, stones, tumors and other diseases. 1. Urinary system infections: such as pyelonephritis, ureteritis, cystitis, urethritis, prostatitis, vesiculitis and other diseases, inflammatory stimuli may lead to mucosal congestion and swelling, which leads to capillary rupture, causing urinary occult blood, right abdominal pain symptoms. 2. stones: kidney stones, ureteral stones and other diseases, stone stimulation of local tissues or stone location changes, scratching the mucosa, etc., will cause urinary occult blood, right abdominal pain symptoms. 3. Tumor: bladder cancer, prostate cancer, prostate tumor, kidney tumor, tumor of ureter-urethra can also lead to symptoms of occult blood in urine and right abdominal pain. Urine occult blood, right abdominal pain, there may be other reasons, you need to go to the hospital in time to check, follow the doctor’s instructions for treatment.