Lymphoid Leucosis and Coligranoluma in a Budgerigar(Melopsittacus undulatus)

An adult female budgerigar presented with abdominal enlargement. The condition of the bird deteriorated after needle aspiration for cytological examination. The budgerigar was euthanatized and a complete necropsy was performed. Microscopic sections were prepared and stained with hematoxylin and eosin, Gram staining, periodic acid-Schiff (PAS) and acid-fast staining. was isolated in pure culture. Necropsy revealed the presence of granulomatous lesions ofvarying sizes at different locations and hepatomegaly, oviduct impaction and oophoritis. Histopathologically, typical granuloma with a central areaof coagulation necrosis and bacterial colonies surrounded by lymphocytes, macrophages and multinucleated giant cells were found. These granulomaswere present in the liver, oviduct and intestinal tract. A sheet of neoplastic cells and disruption of the normal hepatic architecture was seen. Thediagnosis was lymphoid leucosis and coligranuloma.

کلیدواژه ها:

Budgerigar ، coligranoluma ، lymphoidleucosis ، salpingitis ، oophoritis