A 58-year-old man presents to the emergency department. He has a history of type 2 diabetes mellitus, hypertension, and obesity. He reports severe perineal and scrotal pain for the past 48 hours. He states the pain began as a small, tender pimple on his scrotum but progressed rapidly. The pain is now excruciating, constant, and rated 10/10 in severity. It radiates to his inner thighs and lower abdomen. He has felt feverish and generally unwell for the past day, with associated chills and fatigue. He denies any recent trauma or urologic procedures. His home medications include metformin, lisinopril, and atorvastatin.