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. 2009 Jun;30(6):1256–1260. doi: 10.3174/ajnr.A1505

Fig 4.

Fig 4.

Atypical and unusual features of CAPNON. A, Areas of coalescent concentric lamellar calcifications without intervening chondromyxoid matrix or cells (H&E, original magnification ×100). B, More basophilic amorphous lamellar calcifications without intervening chondromyxoid matrix and with rare meningothelial cells (H&E, original magnification ×100). C, Adjacent cortical region showing meningioangiomatosis (H&E, original magnification ×200). D, Surrounding parenchyma with prominent perivascular lymphocytic infiltrates and Rosenthal fibers (H&E, original magnification ×200).