Prostate fluid is examined by transanorectal pressure on the prostate, prostate fluid is dripped through the urethra onto a slide for relevant examination, this test can diagnose whether there is prostatitis, which type of prostatitis. At the same time, the bacterial culture of prostate fluid is beneficial to help diagnosis and drug guidance. But this operation is very painful for many patients, to pay attention to the following situations: 1, do not be nervous, the more nervous the anal contraction the tighter, the more difficult for the doctor to operate; 2, do not have a hangover before the examination, if there is constipation habits, you can check the pre-treatment clean bowel; 3, if there are hemorrhoids, anal fissure, to inform the doctor in advance, to prevent the aggravation of the 4, if there is an acute prostatitis, absolutely prohibit the taking of the prostate fluid.