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Washington University Experience | NEOPLASMS (METASTASES) | Meningeal | 3B1 Carcinoma, renal, lepto (Case 3) N3 WM copy
3B1-3 The leptomeninges show a malignant infiltrate involving the subarachnoid space which is extensive but not particularly thick. In many areas the tumor cells can be seen extending down into the underlying parenchyma by way of the Virchow-Robin spaces. A higher magnification image of the area shown at the arrow in Image #3B1 is shown in image #3B2 (H&E)
