Urethral stinging glans redness and swelling to consider may be urethritis, glans inflammation, stones and other diseases caused. 1. General gonococcal urethritis can cause the above symptoms, which is usually caused by gonococcal infection. The main manifestations include redness, swelling and itching of the urethra, accompanied by tingling in the urethra. Swelling of the penis, etc., may also appear frequent urination, painful urination and other symptoms. 2. Glans is generally due to pathogen infection, such as Candida, anaerobic bacteria. The main symptoms include localized skin redness and swelling of the glans, erythema, etc. If it involves the external urethral opening, it can also lead to urinary frequency, painful urination and other symptoms. 3. The appearance of stones is generally associated with different people’s different environments, dietary habits, genetics and so on. The main manifestations include radiating pain in the lower abdomen, perineum or even involving the scrotum and urethra. As well as nausea and vomiting. To summarize, it is necessary to go to a regular hospital and consult a doctor before treating the specific disease that causes such symptoms.