Varicocele is a common vascular lesion. Usually, patients with mild varicocele have no obvious specific symptoms, and some of them may experience scrotal dampness, testicular swelling, and semen quality. Varicocele refers to the abnormal dilatation, elongation and tortuosity of the spermatic cord’s trailing vascular plexus. Generally, mild varicocele has no obvious specific symptoms and is not easy to be detected. It is mostly found during the military conscription physical examination or the pre-pregnancy examination after marriage, and a few patients may have symptoms such as scrotal dampness and testicular swelling. It is recommended that patients seek timely medical treatment, strictly follow the doctor’s instructions for medication, actively cooperate with the doctor’s treatment, pay attention to monitoring the condition in life, and once the condition worsens, they should seek medical treatment in time.