The pain in the head of the turtle after the sperm comes out may be caused by prostatitis, seminal vesiculitis, epididymitis and other diseases. 1. Prostatitis: it can manifest bladder irritation symptoms such as frequent urination, urgency and pain of urination, discomfort of urination, white discharge from the urethra after urination, vague pain and discomfort in perineum, erectile dysfunction, ejaculation pain, etc. It can be diagnosed by combining with the clinical manifestations, rectal diagnosis and examination of the prostate fluids. 2. Spermatitis: due to inflammatory stimulation will cause glans pain after ejaculation, serious pain is obvious, and even the phenomenon of bloody semen. It can be diagnosed by combining clinical manifestations, physical examination and laboratory tests. 3. Epididymitis: due to inflammatory stimulation can make the epididymis swollen, scrotal skin redness, heat and pain, will also cause glans pain after ejaculation. Combined with the history, clinical manifestations and urography, ultrasonography, etc. to assist in the diagnosis. When the male sperm out after the turtle head pain need to go to the hospital, and identify the cause of active treatment.