The presence of reflux in varicose veins of the spermatic cord is a diagnostic basis for varicose veins and does not indicate that the varicose veins are serious. Varicocele is the abnormal elongation, expansion and tortuosity of the trailing venous plexus of the veins in the spermatic cord. It is a relatively common disease in men, mostly seen in young adults, the incidence of the more accounted for 10% to 15% of the male population, to the left side is more common. When varicocele is present, the patient holds his breath hard to increase the abdominal pressure, the blood can be seen to be blocked and produce reflux, which is known as a positive Valsalva’s sign and is one of the indicators for determining varicocele. When there is scrotal swelling, varicose veins shaped like earthworm-like masses, ultrasound examination of blood retrograde serious can prove that the varicocele is serious. The presence of reflux can only indicate the presence of varicocele, not indicate whether it is serious. If the patient has a varicocele, he should go to the hospital in time for examination and timely treatment after a clear diagnosis, so as not to take it lightly, so as not to delay the condition.