Neurobrucellosis in Stranded Dolphins, Costa Rica
Figure 1. Clinical, pathologic, and immunofluorescence findings in stranded striped dolphin, Stenella coeruleoalba. A) Striped dolphin displaying swimming disorders being assisted by local persons; B) dolphin fetus within placenta; C) punctuated placental abscesses (arrows); D) immunofluorescent brucellae in impressions of placenta tissues; E) congested and hyperemic brain and cerebellum; F) Wright-Giemsa–stained mononuclear cell infiltrate in cerebrospinal fluid; G) immunofluorescent green Brucella spp. and Brucella debris within phagocytic cells infiltrating cerebrospinal fluid; the inset corresponds to an amplified phagocytic cell with fluorescent Brucella spp. and debris.