1. Papillary ependymoma, WHO I, 4x2. Papillary ependymoma, WHO I, 4x3. Papillary ependymoma, WHO I, 10x4. Papillary ependymoma, WHO I, 10x5. Papillary ependymoma, WHO I, 20x6. Papillary ependymoma, WHO I, 20x7. Papillary ependymoma, WHO I, 20x8. GFAP, 20x
