fatal proventricular dilatation disease in captive native psittacines in outbreak of proventricular dilatation disease (pdd), a fatal inflammatory disease of psittacines (aves: psittaciformes), is described in native brazilian psittacines. twenty captive psittacines that died of suspected pdd were necropsied and 10 were submitted to histopathology, reverse transcriptase pcr (rt-pcr), and immunohistochemistry (ihc) for avian bornavirus (abv). examined species were one pileated parrot (pionopsitta pileata), three vinaceous-breasted parrots (amazona vinacea), two blu ...201424758135
proventricular dilatation disease associated with avian bornavirus in a scarlet macaw (ara macao).a case of proventricular dilatation disease is described in a scarlet macaw (ara macao) from clinical presentation to diagnosis with molecular methods. the initial clinical signs were depression progressing to head pressing over several days. a leukocytosis with toxic heterophil changes, hypoalbuminemia, and increased serum activity of aspartate aminotransferase and creatine kinase were present. lead and zinc assays were within reference ranges, and results from chlamydophila and polyomavirus te ...201021088184
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