There is a meaty lump inside the testicle after hernia surgery, which may be caused by subcutaneous hematoma, local edema, recurrence of hernia, wound infection and so on. 1. Subcutaneous hematoma: In the early postoperative period, subcutaneous bleeding and bruising in the subcutaneous tissue of the wound will lead to localized bulging, which may be accompanied by pain and skin bruising. 2. Local edema: early postoperative period, due to surgical trauma, local tissue edema will also have the symptom of swelling, usually disappear after the edema subsides. 3. Hernia recurrence: a small number of patients may experience postoperative hernia recurrence, which may also lead to localized bulging symptoms. 4. Wound infection: postoperative wound infection, subcutaneous pus accumulation will also have bulging symptoms. Most patients are accompanied by redness and swelling around the wound, obvious pain, and even fever. Generally speaking, there is a lump of flesh inside the testicle after hernia surgery to go to the hospital in time for examination and treatment.