Question: A 52 year old woman undergoes resection of a 1.8 cm cerebellopontine angle tumor. Histopathology demonstrates spindle-shaped cells with a combination of cellular and myxoid regions. The pathologist notes Verocay bodies. Staining for cytokeratin is negative. What is the diagnosis?

[Answer will be posted with next week's new question]

Answer to last week's question, "Can't Get You Out Of My Head" (July 2, 2018)

Benign intracranial hypertension (pseudotumor cerebri).