The difference between interstitial cystitis and prostatitis is mainly in terms of causes, symptoms, and site of development. Interstitial cystitis develops in the bladder, usually caused by autoimmune abnormalities, manifested by bladder wall fibrosis, which will lead to decreased bladder capacity in the later stage. Frequent urination, urinary urgency, urinary pain and other symptoms of urinary tract irritation. Severe patients will also experience increased nocturia. The onset of prostatitis is in the prostate, the patient may be bacterial infection or non-bacterial due to inflammation, which is characterized by in addition to frequent urination, urinary urgency, urinary pain, but also may appear perineal area pain, high fever, sexual dysfunction and other symptoms. When the above symptoms occur, you should consult a doctor in time, follow the doctor’s instructions for further examination, clarify the cause with the help of the doctor, and carry out treatment.