Posted by Anjum Andrabi on September 3rd, 2008
Cyanosis of the head observed in cases of H5N7 highly pathogenic avian influenza strain
Subcutaneous hemorrhage characteristic of H5N7 strain of highly pathogenic avian influenza
Vesicle formation on the wattle of a bird infected with highly pathogenic avian influenza
Purulent conjunctivitis due to avitaminosis A
Incoordination and lateral recumbency in chicks may be due to avian encephalomyelitis, avitaminosis A, nutritional encephalomalacia or arenavirus infection
Severe pulmonary aspergillosis showing numerous nodular foci and confluent lesions
Characteristic 'hock sitting' posture of broiler with Mycoplasma synoviae arthritis
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Posted by Anjum Andrabi on September 3rd, 2008
Decreased mineralization of the mandible and maxilla allows extensive lateral movement of the beak
Hen showing sternal recumbancy due to osteomalacia
Severe nephritis characterised by pallor and urate deposition may be associated with nephrogenic strains of infectious bronchitis, infectious bursal disease or water deprivation
Torticollis may be due to infection of the inner ear by E. coli or Pasteurella multocida. It has also been observed in flocks suffering from velogenic Newcastle disease
Enlargement of wattle due to Pasteurella multocida infection
Wing of 14-day old broiler showing edema, subcutaneous hemorrhage and transudate due to chick anemia virus
Mucosa of intestine showing lesions characteristic of necrotic enteritis
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Posted by Anjum Andrabi on September 2nd, 2008
Caseous airsacculitis associated with Mycoplasma gallisepticum infection
Acute foamy airsacculitis due to Mycoplasma gallisepticum infection
Eimeria acervulina/mivati infection showing white foci visible through the serosa of the duodenum
Severe Eimeria tenella infection showing hemorrhagic ceca
Fatty liver syndrome in mature hens may result in rupture and hemorrhage into the body cavity
Characteristic mottled appearance of liver (subcapsular hemorrhage) associated with Adenoviral hepatitis infection and specifically HHS (Leechi disease)
Characteristic hydropericardium associated with Angara disease (Leechi disease)
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