The odor of the glans may be caused by inadequate cleaning, glansitis, urethritis, etc. Patients with glans pain and redness need to go to the hospital as soon as possible to get a clear diagnosis and prevent the development of the condition, which will affect the subsequent therapeutic effect. 1. Cleaning is not in place: the perineum area has more sebaceous glands sweat glands, usually more prone to sweating, urine and other secretions accumulate in a timely manner will not clean up the glans odor, it is recommended that the patient take a bath regularly, pay attention to perineum hygiene. 2. glans: germs infection, cleaning is not in place, circumcision and other factors may cause glans, inflammation ooze mixed with sweat and urine stains will cause glans odor. 3 urethritis: urethral infection caused by Neisseria gonorrhoeae will cause the urethra to discharge a large amount of yellowish-white purulent secretions, which will also cause the glans to be smelly. There are many reasons for the odor of glans, including prepuce, penile cancer, etc. It is recommended that patients actively cooperate with doctors for treatment, pay attention to perineal hygiene, washing and cleaning the vulva.