Department of Pathology, University of Oklahoma Health Sciences Center
A 28 year-old woman with an intraventricular mass.
Clinical information: The patient was a 28 year-old woman who complained of headache and dizziness. Imaging reviewed a cystic mass with a nodule. The mass was removed. Representative sections are shown below:
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Panel A is T1 weighted image with gadolinium enhancement. Panel B is T2 weighted image. Panel C and D are intraoperative cytologic preparation. Panel E and F are intraoperative frozen sections. Panel G to H are formalin fixed, paraffin embedded sections stained with hematoxylin-eosin stain. Panel L to P are immunohistochemistry for S100 protein, vimentin, cykeratin AE1/AE3, glial fibrillary acidic protein (GFAP) and Ki67 respectively.
What is your diagnosis? DiscussionCases of the Month Evaluation Coordinator: KarMing-Fung@ouhsc.edu