Perioperative images of adrenal gland and gross appearance of resected tumors. a: Pre-resection of left adrenal gland. Left partial adrenalectomy. T = tumor; A = normal adrenal tissues. The broken line indicates the shape of the left adrenal gland and the white lines are the resecting lines in the partial adrenalectomy. b: Post-resection of left adrenal gland. The adrenal gland was cut and fibrin glue was applied to prevent hemorrhaging. c: Resected tumors. Aspect of resected tumors of left adrenal gland.