Publications by authors named "K R Kazacos"

The term retinopathy has been used to group several heterogeneous retinal abnormalities that are clearly acquired or are suspected/proposed to be inherited. Some share characteristic focal/multifocal hyperreflective tapetal lesions with a dark center, and areas of non-tapetal depigmentation suggestive of patchy or diffuse outer retinal atrophy. Progression is variable, and some develop unilateral or bilateral fundus changes resembling the clearly inherited form of retinal degeneration referred to as PRA.

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The usefulness of a human enzyme-linked immunosorbent assay (ELISA) for serological diagnosis of larva migrans was assessed in nonhuman primates (NHP). The test was originally developed as an assay performed on human samples at Purdue University. Six participating zoos submitted 258 NHP serum samples, spanning these major phylogenetic groups: 1) great apes ( = 84), 2) lesser apes ( = 17), 3) Old World monkeys ( = 84), 4) New World monkeys ( = 20), and 5) prosimians ( = 53).

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After severe neurocognitive decline developed in an otherwise healthy 63-year-old man, brain magnetic resonance imaging showed eosinophilic meningoencephalitis and enhancing lesions. The patient tested positive for antibodies to Baylisascaris spp. roundworms, was treated with albendazole and dexamethasone, and showed improvement after 3 months.

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Case Description: A 1-year-old castrated male dog residing in Indiana was examined because of intermittent vomiting of 4 months' duration.

Clinical Findings: The dog's condition did not resolve with medication. Diagnostic imaging revealed a possible partial obstruction at the ileocecal junction.

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