“Ordinarily, valves in these lengthy spermatic veins protect against back again stress, but once the valves fall short, this extensive column of blood in the kidney area down to the testicle may cause dilation [widening] in the veins within the scrotum.” A varicocele is really an enlargement on the veins https://www.sgvascularctr.com/a-guide-to-varicocele-treatment-in-singapore/