Avian Medicine Q&A 03
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The photo above shows gross appearance of feathers from a young cockatoo that died following a short clinical illness.
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What is the morphological diagnosis? | Multifocal follicular and feather pulp haemorrhage.
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What is the aetiological agent? | These haemorrhages, which can vary in severity, are typical of polyomavirus infection in young psittacines.
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What internal lesions would you expect? | Depending on the species of psittacine, there is hepatic enlargement and variable necrosis, and splenomegaly. Generalized serosal haemorrhages may be present and, in a few cases, intestinal necrosis and haemorrhage are noted.
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How can a definitive diagnosis be made? |
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