A varicocele is enlargement on the veins that transport oxygen-depleted blood from the testicle. The testicles acquire oxygen-rich blood from two testicular arteries — one particular artery for all sides of your scrotum. Similarly, In addition there are two testicular veins that transportation oxygen-depleted blood again towards the guts. In https://www.sgvascularctr.com/what-are-spider-veins/