Discussion: I did blood and urine tests and found nothing! Is the disease in my head?

It is essential to know that the diagnosis is usually based on the detection of antibodies to various pathogens, but most tests try to detect only common pathogens. Chances are you have an infection caused by an undetected pathogen. Prostate fluid cultures may be another complementary diagnostic tool. Still, urologists are not in a hurry to perform this test because it is painful for the patient and unpleasant for the doctor, who must insert fingers through the anus, putting intense pressure on the prostate.

Link: Recovery from Chronic Prostatitis and Epididymitis, by Self-Healing Medicine.
https://www.sf-healing.com/page/123 (Copy & Paste)