How can prostatitis be checked accurately?

Patient's question:

Patient Gender: Male
Detailed Condition and Purpose of Consultation: Treatment of the current illness and its duration: Several months
Current General Condition: Not significant
Medical History: Two years of lower back pain with previous diagnosis
Examinations: Had an ultrasound
Other:

Doctor's answer:

Hello; The general examination methods for prostatitis include; 1. Digital rectal examination: Through examination, it is found that the patient's prostate has tenderness, glandular fullness or enlargement, or hard nodules, rough surface, etc., indicating inflammatory manifestations; 2. Prostatic fluid examination: If white blood cells are found to be increased, lecithin corpuscles are increased or disappeared under the microscope; In addition, bacterial culture + drug sensitivity identification determines what type of prostatitis it is and what bacteria it is caused by, while performing drug sensitivity tests; Using smear microscopy.