Fig. 2

Robot-assisted thymectomy via right-side thoracic approach for a patient with large thymoma. (A) and (B) Preoperative computed tomographic scan of a 37-year old woman with a suspected thymoma (tumor size 4.1 × 5.3 × 6.5 cm). (C) The left innominate vein (red arrow) and superior vena cava were exposed clearly. (D) Intraoperative right thoracoscopic view of the left phrenic nerve (red arrow). (E) The thymoma was removed using a retrieval bag. (F) Surgical field after complete resection of the tumor