What is the pain in the penis?

There are many causes of penile internal pain: 1. Urethritis. If the patient has pathogens invading the urethral mucosa to cause urethritis, it may cause urethral pain, manifested as pain inside the penis. 2. Stones. If there are urethral stones, it may also cause stones stuck in the urethra, which is easy to cause penile internal pain. 3. Prostatitis. If the patient has prostatitis disease, it may also cause frequent urination and urinary pain. 4. Cystitis. Cystitis can also show symptoms of painful urination. At this time, most of the pain in the urine is near the end of the performance.