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Case of the Day
Polymorphous low-grade neuroepithelial tumor of the young (PLNTY)
Contributed by Frank Gaillard
The patient went on to have a resection.
Histology
There are fragments of brain parenchyma infiltrated by a cellular tumor composed of cells with large, irregular, hyperchromatic nuclei arranged haphazardly within a fibrillary background. There are scattered cells with marked nuclear pleomorphism. Mitoses are readily identified, with up to five…
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