A mass inside the scrotum. If a varicocele is massive adequate, a mass similar to a "bag of worms" might be visible over the testicle. A smaller varicocele could be far too compact to determine but visible by touch. State-of-the-art diagnosis. Mayo Clinic Medical practitioners use comprehensive imaging checks to https://www.sgvascularctr.com/what-are-veins-and-why-should-i-know-about-them/