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Atlas of Pathology

Veterinaria Digital - 23/04/2019

Soybean oil and Eimeria acervulina

Weather conditions during the cultivation of soy can facilitate fungal infestations and affect the gran and oil nutritional quality. The increase in the acidity of the oil used in poultry formulations causes intestinal irritation that, in many occasions,...


Atlas of Pathology

Veterinaria Digital - 8/04/2019

Differential diagnosis for gizzard lesions: mechanic ulcer and mycosis

To distinguish a mechanic erosion from a mycosis of the gizzard's corneal layer, the reverse of the mentioned layer has to be observed: Mycosis erosions are a white cotton-like formation produced by the growth of filamentous fungi (Penicillium, Fusarium...


Atlas of Pathology

Veterinaria Digital - 1/04/2019

Toxic liver

The purplish to greenish colour and rounded borders are indicators of a liver that has been suffering from intoxication for a long period. The third indicator is an increase in the tissue’s consistency. This situation makes blood circulation...


Atlas of Pathology

Veterinaria Digital - 25/03/2019

Femoral head decapsulation

Femoral head decapsulation in poultry is a secondary process to primary nutritional deficiencies - nutrient absence or underdosing -, or secondary nutrient deficiencies - nutrient malabsorption. In the case shown, femoral decapsulation is caused by an...


Atlas of Pathology

Veterinaria Digital - 18/03/2019

Petechiae by sterigmatocystin

Mycotoxins with a coumarinic structure, like aflatoxin and sterigmatocystin, can cause muscular haemorrhages, such as petechiae. Whereas alfatoxins cause extensive haemorrhages, sterigmatocystin causes small spot-shaped haemorrhages, like the ones in the...


Atlas of Pathology

Veterinaria Digital - 11/03/2019

Green muscle disease

Depending on the time that has passed, the bird's organism creates a corneal layer around the necrotic tissue.


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