Patient with bilateral proptosis is being investigated. Biopsy from the region shows:
Correct Answer: Schwannoma
Description: ANS. B* Schwannoma is a favorite topic for AIIMS. Previously had asked to mark Antoni A and B, Verocay bodies* Dense area is Antoni A (black arrow) and less dense area is Antoni B (red arrow)* Other important histological slides of brain malignancies they can ask are:Meningioma (whorled pattern and psammoma bodies)Medulloblastoma (small round blue cell tumor)Ependymoma (characteristic perivascular pseudorosette)Glioblastoma multiformes (densely cellular tumor with necrosis and pseudopalisading of tumor cell nuclei)Pilocytic astrocytoma (rosenthal fibers)
Category:
Pathology
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