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Figure 2: Microphotographs (hematoxylin and eosin stain × 400) showing classic medulloblastoma - - densely cellular small blue round tumor cells in a syncytial arrangement with frequent mitoses and occasional Homer-Wright rosettes (a), Other morphologic variants include the desmoplastic/nodular medulloblastoma (b), medulloblastoma with extensive nodularity (c), and large-cell/anaplastic medulloblastoma (d)

Figure 2: Microphotographs (hematoxylin and eosin stain × 400) showing classic medulloblastoma - - densely cellular small blue round tumor cells in a syncytial arrangement with frequent mitoses and occasional Homer-Wright rosettes (a), Other morphologic variants include the desmoplastic/nodular medulloblastoma (b), medulloblastoma with extensive nodularity (c), and large-cell/anaplastic medulloblastoma (d)