case_images: PMC3358957_01
case_images: Preoperative MRI shows a large multi-lobulated, heterogeneous and rim enhanced mass on lower aspect of fourth ventricle and foramen of magendie, measuring 25x27x40 mm in volume with exophytic feature
case_images: AJNS-7-36-g001.jpg
case_images: PMC3358957_01_AJNS-7-36-g001.jpg
case_images: F1
case_images: Preoperative magnetic resonance imaging (MRI) depicted a large multi-lobulated, heterogeneous, rim enhanced mass on lower aspect of fourth ventricle and foramen of magendie with exophytic feature and measuring 25x27x40 mm [Figure 1].
case_images: PMC3358957_02
case_images: Hematoxylin and eosin stain with x100 magnification: The characteristic pseudopalisading appearance with geographical necrosis, pleomorphic nuclear atypia, and microvascular proliferation are observed
case_images: AJNS-7-36-g002.jpg
case_images: PMC3358957_02_AJNS-7-36-g002.jpg
case_images: F2
case_images: Histopathological examination of the serially sectioned paraffin embedded brain tissue confirmed the diagnosis of GBM  [Figure 2].
case_images: PMC3358957_03
case_images: Immediate postoperative MR imaging showed a small remnant tissue with enhancement at the caudal and ventral portion of previous tumor
case_images: AJNS-7-36-g003.jpg
case_images: PMC3358957_03_AJNS-7-36-g003.jpg
case_images: F3
case_images: Postoperative MR imaging [Figure 3] showed a small remnant tissue with enhancement at the foramen of magendie.