The common causes of penile urethral pain are: urethritis, urethral stone, prostatitis, etc.. 1. Urethritis: For example, gonorrhea urethritis, urethritis caused by Mycoplasma urealyticum infection can lead to urethral mucous membrane erosion, breakage, urination urine can cause irritation to the damaged mucous membrane, which in turn causes the symptoms of penile and urethral pain, and at the same time there will also be urethral secretion. 2. Urethral calculi: when the urethra is embedded with stones, it can cause swelling of the urethral mucosa, at this time the urine can not be discharged out of the body smoothly, under the impact of urine, the stones will also scrape the surrounding soft tissues, resulting in penile and urethral pain. 3. prostatitis: in the repeated stimulation of inflammation, can cause the prostate gland swelling, if the pressure of the adjacent pelvic floor nerves, can lead to its innervation of the region to produce radiating pain, which will also appear in the penis, urethral pain performance. All in all, if there is urethral pain, there may be other reasons, it is recommended to actively consult the doctor, under the guidance of a professional physician for diagnosis and treatment.