Figure 1: (a) Axial contrast-enhanced CT image showing a well-defined encapsulated heterogeneous mass composed of solid and cystic areas (green arrow), bony fragment (white arrow); (b) Intraoperative picture showing a well-encapsulated mass arising from lesser curvature; (c) Cut surface showing adipose tissue (white solid arrow), cartilage fragments (black arrow) with multiple cysts filled with pultaceous material (red arrow)