Pathology of Systemic Aspergillosis in a Desi Chicken
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Date
2018-04
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Abstract
Systemic aspergillosis in desi chicken was recorded. Clinically, 25% of birds showed anorexia, whitish droppings, dullness, depression and difficulty in respiration with 6% morality . Grossly, nodular swellings on subcutis near the right eye, head, neck and wings were seen. Cut section of those nodular growths revealed whitish grey cheesy contents. On internal examination, air sacs, lungs, proventriculus, kidney and abdominal wall revealed diffuse mild congestion, multi focal grayish foci of varying sizes. Histopathologically, mycotic granulomatous dermatitis, mycotic granulomatous pneumonia, mycotic air sacculitis, toxic hepatitis, lymphocytolysis in spleen, bursal atrophy, sub acute pericarditis, epicarditis and acute to subacute myocarditis were recorded. On histochemical examination, nodules in skin and lungs showed positive for fungus by Grocott - Gomori’s hexamine (Methenamine) silver staining. On fungal cultural examination, Aspergillus species was isolated from lungs and skin nodules. Based on pathomorphological, histochemical, fungal culture examination, the disease outbreak was diagnosed as aspergillosis in desi chicken farm.
Description
TNV_SIJVS_2018_5(4)36-42
Keywords
Veterinary Science