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Histopathology (Grevy’s zebra, CG3) showing non-suppurative encephalitis represented by mononuclear perivascular cuffs in the gray matter of the cerebral cortex (a) and forebrain (b); Hematoxilin–eosine (HE) staining. Meningeal perivascular infiltration of inflammatory cells (arrows) (c); HE staining.
