A 40-year-old man with type II diabetes has a 1-month history of swelling around his eyes, ankles, and of his left testicle. Creatinine one year ago was 2.3 mg/dL. BMI is 32. Physical examination shows periorbital and peripheral edema. He reports a viral upper respiratory tract infection 2 months ago. Which of the following is the most likely explanation for these findings?
Fournier syndrome
Hydrocele
Orchitis
Spermatocele
Torsion of appendix testis
Varicocele