This document discusses prostatitis, which is inflammation of the prostate gland that can be caused by bacterial, fungal or other infections. It defines the four classifications of prostatitis and lists common causative organisms. Symptoms may include pain, burning with urination, and difficulty urinating. Diagnosis involves examinations, cultures, and other tests. Treatment focuses on antibiotics for bacterial infections, along with pain medications, muscle relaxants, and lifestyle changes. Complications can include urinary retention, epididymitis, and in severe cases, sepsis.