Bacterial prostatitis can be divided into acute bacterial prostatitis and chronic bacterial prostatitis, which have different symptoms and performance. According to the following description, we can judge whether we have bacterial prostatitis and it is acute or chronic. Now let's know it together. Acute bacterial prostatitis are main pathogenicity by Escherichia coli, and then Staphylococcus aureus, Klebsiella pneumoniae, proteus, Pseudomonas and so on, most of prostatitis are single pathogenic bacteria. When patients are acute bacterial prostatitis, he will have a appearance of sudden onset, shivering, and high fever, accompanied by frequent urination, urgency of urine, pain in urine and perineal pain. The patient is difficult to urinate or acute urinary retention which is the bladder is filled with urine and can't be discharged normally. When the patient is going to do rectal examination, it can be found that the prostate is swollen and full, tenderness is obvious, and the local skin temperature is higher than others. An abscess in the prostate will have a wave motion. Chronic bacterial prostatitis are main pathogenic by staphylococci, others are Escherichia coli, Corynebacterium and Enterococcus. Chronic prostatitis and acute prostatitis are mainly differentiated from time whether is more than three months in the course of the disease. If more than three months, acute prostatitis will turn into chronic prostatitis. Chronic prostatitis will have repeated symptoms of lower urinary tract infection, such as frequency of urination, urgency of urine, pain in urine, and burning sensation during urination, retention of urine, and the feeling of discomfort in the perineum, and so on. According to the above description, we know how to judge whether or not we have bacterial prostatitis. It can also be judged whether the inflammation is acute or chronic. Finally, whether acute prostatitis or chronic prostatitis, we should pay attention to treat timely.