If there is a stinging sensation when urinating, then there are possible causes. 1. Acute urethritis, cystitis or pyelonephritis can cause a stinging sensation when urinating because the urine contains more bacteria, purulent metabolites, etc. Therefore, it can lead to a local stinging sensation. The company’s main goal is to provide the best possible service to its customers. The pain is mainly located at the location of the urethral orifice, and physical examination reveals obvious redness and swelling of the urethral orifice, accompanied by local erosion or increased secretion, accompanied by increased glans discharge, etc. 3. If there are urethral stones, a stinging sensation during urination can occur, accompanied by a history of frequent urination, urinary urgency or pain in the lower back and abdomen. If there is trauma, such as trauma to the perineal area or direct blow to the urethra, there can be stabbing pain during urination, accompanied by symptoms of hematuria, and the patient usually has a clear history of injury.