| ICD9 = | ICDO = | Image = Gray1147.png | Caption = Cross section showing the pampiniform plexus | OMIM = | MedlinePlus = 001284 | eMedicineSubj = radio | eMedicineTopic = 739 | DiseasesDB = 13731 | MeshID = D014646 | }} Varicocele's an abnormal enlargement of the vein that's in the scrotum draining the testicles. The testicular blood vessels originate in the abdomen and course down through the inguinal canal as part of the spermatic cord on their way to the testis. Up-ward flow of blood in th… (More on Varicocele)