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Washington University Experience | DEVELOPMENTAL MALFORMATIONS | Cyst - Endodermal (aka Neurenteric, Enterogenous) | 9A1 Cyst, Neurenteric (Case 9) cytokeratin
The history in this patient is that of new onset seizures with a frontoparietal extraaxial cyst. This section shows a cytokeratin immunostain of the tissue obtained at surgical resection (CK IHC).