Prostatitis is mainly caused by the following symptoms: 1. Urination: frequent, urgent, painful urination, difficulty in urination, nocturnal urination, etc. Some patients drip thin, clear or milky liquid, namely prostate fluid, through the urethra before and after urination and defecation. 2, pain: due to continuous chronic inflammatory stimulation, after the nerve reflex, can cause the patient lower body discomfort, perineum, anus and scrotum and other parts of the severe tenderness and swelling, and often can be radiated to the pubic bone, lumbosacral, both sides of the groin, perineum, and can cause pain in the lower limbs, so that the patient pain, fidgeting, symptoms are generally more obvious in the morning after rising. 3, sexual function changes: there is premature ejaculation after starting, seminal emission, decreased libido or impotence, some patients have ejaculation pain and hematemesis. In some cases of infertility, chronic prostatitis is an important cause. 4, neurasthenia: insomnia and dreaminess, fatigue and dizziness, lack of self-confidence and low mood. Some have memory loss, or show a class of symptoms dominated by neurasthenia. 5. Metastatic symptoms: Inflammation spreads to other tissues and organs, causing infection and causing the body to have allergic reactions, such as arthritis and neuritis. In addition, on rectal examination, the prostate can be enlarged, normal or shrunken, with uneven surface softness and hardness, nodularity or tenderness. Most patients have a change in urine color, such as dark, cloudy urine, or milky white liquid visible at the end of urination. Carnal hematuria is relatively rare, and most present as microscopic hematuria. Note: Even if you have one or more of the above conditions appear, do not think you must have prostatitis, you should go to a regular hospital to have your prostate fluid checked, sometimes other diseases can also appear with the same or similar symptoms. The actual diagnosis is then treated.