The urethra has a feeling as if ants crawling, can be sporadic, sometimes light, sometimes heavy, but also can always persist or combined with pain, this situation is mainly seen in a variety of genitourinary infections. 1, secretion urethral secretion is mainly seen in sexually transmitted diseases, such as white material overflow, or some viscous liquid stagnation around the urethral orifice, mainly in gonorrhea, urethritis, glans, and so on. This situation generally indicates that it is in the infected or obvious inflammatory phase, which is a critical moment for treatment. 2, ulceration Urethral ulceration is generally seen in chronic infectious diseases, mostly accompanied by discharge, stinging and other symptoms. To nongonorrhea, chronic urethritis, as well as gonorrhea, etc. Most of the time, this period should strengthen the care, strengthen the hygiene, active treatment. 3, pain urethral pain generally and other symptoms together, the pain can be a stabbing pain or dull pain, sometimes can also involve the perineum, or to the inside of the pubic area radiation, this situation is usually seen in prostatitis, periungual glans inflammation, condyloma acuminatum, syphilis, genital herpes and other diseases. 4, red and swollen urethra red and swollen, some even turned out a pathological feature, can also be accompanied by itching and pain and other symptoms, the emergence of this situation generally indicates that the current in some kind of genitourinary infection disease inflammatory reaction stage, is the key stage of the treatment, it must be active and effective clinic!