case_images: PMC6080142_01
case_images: Preoperative computed tomography showing the right-sided exophthalmos (a) and diploic mass at the right orbital roof (b: axial image, c: coronal image, d: sagittal image)
case_images: SNI-9-151-g001.jpg
case_images: PMC6080142_01_SNI-9-151-g001.jpg
case_images: F1
case_images: The mass was partly enhanced and it was predominantly intraosseous located at the orbital roof [Figures 1 and 2].
case_images: Magnetic resonance imaging showing the mixed intensity mass (a: T1-weighted image, b: T2-weighted image) with peripheral enhancement (c: coronal T1-weighted image, d: enhanced coronal T1-weighted image). Arrows indicating the enhanced lesion
case_images: SNI-9-151-g002.jpg
case_images: PMC6080142_01_SNI-9-151-g002.jpg
case_images: F2
case_images: The mass was partly enhanced and it was predominantly intraosseous located at the orbital roof [Figures 1 and 2].
case_images: Photomicrographs of a mature teratoma showing squamous epithelium (left, hematoxylin and eosin, X15) and bone tissue (right, hematoxylin and eosin, X9)
case_images: SNI-9-151-g003.jpg
case_images: PMC6080142_01_SNI-9-151-g003.jpg
case_images: F3
case_images: The histopathologic diagnosis was compatible with mature teratoma [Figure 3].