Fig. 1

Size of the adrenal tumor and its relationship with surrounding blood vessels. A The left adrenal tumor compressing the splenic artery (yellow arrows). B The size of the left adrenal tumor closely related to the left kidney, spleen, and pancreas (marked in yellow). C The left adrenal tumor closely related to the renal artery (yellow arrows). D The left adrenal tumor closely related to the renal vein (yellow arrows)