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Washington University Experience | DEVELOPMENTAL MALFORMATIONS | Cyst - Arachnoid | 10B2 Cyst, arachnoid (Case 10) H&E 10X
H&E stained sections show cyst wall composed of thin fibrous tissue lined by a layer of meningothelial cells. There are scattered clumps of arachnoid cap cells. No mitoses are identified. (H&E)
