A varicocele is enlargement with the veins that transport oxygen-depleted blood clear of the testicle. The testicles obtain oxygen-abundant blood from two testicular arteries — 1 artery for both sides on the scrotum. Equally, there are also two testicular veins that transport oxygen-depleted blood again toward the guts. Las válvulas https://www.sgvascularctr.com/what-are-spider-veins/