One year after varicocele surgery or falling is usually scrotal swelling, scrotal swelling has many causes, such as incomplete surgery, recurrence of varicocele, etc., the specific situation needs to be analyzed. 1. Incomplete surgery: not all varicose veins are ligated during the surgery, which may lead to scrotal swelling even after the surgery. 2. Recurrence of varicocele: If there is a feeling of scrotal distension and other obvious clinical manifestations such as pain and soreness, it is necessary to review the ultrasound in time. If there is a recurrence of varicocele, a second operation can be performed according to the situation. A year after the varicocele surgery or falling should go to the hospital in time, under the guidance of the doctor to identify the causes of active treatment, so as not to delay the condition.