Lower urinary tract infections (UTIs) include cystitis, urethritis, and prostatitis. Symptoms include fever, suprapubic pain, dysuria, urgency, and frequency. UTIs are classified as uncomplicated or complicated based on underlying conditions. Diagnosis involves urine analysis and culture. Treatment for uncomplicated UTIs includes antibiotics like nitrofurantoin or TMP-SMX for 5 days. Complicated UTIs require culture-guided antibiotics. Acute pyelonephritis requires IV antibiotics for 7-10 days with fluid resuscitation. Prostatitis causes urinary symptoms and pelvic pain, treated with quinolones for 28 days. Epididymo-