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Characteristic viral inclusion bodies in psittacine beak and feather disease in a juvenile African grey parrot (Psittacus erithacus erithacus)
  1. Jennifer Rose Irving and
  2. Henny Martineau
  1. Department of Pathology and Pathogen Biology, Royal Veterinary College, Hatfield, Hertfordshire, UK
  1. Correspondence to Dr Jennifer Rose Irving; jirving{at}

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A 10-week-old African grey parrot (Psittacus erithacus erithacus) presented with a two-day history of weakness, anorexia, vomiting and diarrhoea. Radiography and endoscopy revealed opacities within the lungs and air sacs and the bird died despite supportive therapy.

Gross postmortem examination found the bird to be in poor body condition. The lungs were multifocally consolidated and the air sacs were opaque. Impression smears from the lungs revealed septate fungal hyphae, confirming the suspicion of pneumonia and air sacculitis. The hyphae were suggestive of Aspergillus species, but culture was declined by the owner.

Histological examination of the bursa of Fabricius identified …

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  • Contributors JRI performed the postmortem under the supervision of HM. JRI wrote the report with constructive criticism and additions from HM.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Provenance and peer review Not commissioned; externally peer reviewed.

  • Data availability statement Data are available upon request

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