Figure 1 . A: A giant mass in the left scapular region. B: A lipoma with a size of about 10.0cm×8.7cm×1.6cm. C: A self-made rubber drainage strip. D: Placing a self-made rubber drainage strip before closing the incision. E: Interrupted vertical mattress valgus suture was completed. F: The sutures were removed 12 days postoperatively and the incision healed well.