A 46-year-old man has a swelling in the scrotum. It shows clear transillumination anterior to the testis when a light is applied to the scrotum in a dark room. This physical exam is most consistent with?
High-Yield Explanation
In adults, this is diagnostic, but in children, transillumination is also seen in an indirect inguinal hernia. As epididymal cyst may transilluminate but is posterior to the testis.