Friday, October 23, 2015

Psammomatoid juvenile ossifying fibroma in 22-year-old male with eyelid droop

This lesion was arising from the nasal sinuses but was growing into the anterior skull base and pushing into the left orbitofrontal region. At first low-power glance, I thought it was a bread-and-butter psammomatous meningioma. But it revealed itself when targeted with a 20X objective lens:



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