Figure 14-47.

Blastomycosis, Cerebrum, Dog.

A, The subarachnoid space (leptomeninges) of the left cerebral hemisphere (parietal-temporal lobes) contains a locally extensive focus granuloma caused by Blastomyces dermatitidis (arrow) with extension into subjacent cortex. B, A parasagittal section of a similar lesion from another dog shows a moderately well demarcated granuloma in the white matter of the frontoparietal cortex (arrow).

(Courtesy College of Veterinary Medicine, University of Illinois.)