Novel Treatment of Disseminated Coccidioidomycosis in a Dog with Voriconazole

Figure 1

Immature spherule at the late segmentation phase prior to development of endospores of Coccidioides immitis (arrow) isolated from the left flank mass. The round structures are approximately 30–40 um in diameter with 2 um thick pale basophilic cell walls and heterogeneous amorphous pale amphophilic central material. Periodic acid Schiff (PAS) stain.