Submitted by admin on Tue, 08/26/2008 - 15:40
Clinical Signs:
Edema (face); Ecchymoses (comb, wattles, legs); Depression; Fever
Morphologic diagnosis:
Subcutaneous tissues (wattles, comb, legs): Severe acute ecchymoses. Subcutaneous tissue (face, eyes): Moderate edema
Clinical description:
This image was taken 3 days post experimental inoculation with highly pathogenic avian influenza. In HPAI, as seen here, severe depression, with a reluctance to stand or move, is commonly observed. Swelling and ecchymoses on the comb, wattles, and legs are also common findings. Birds with fever often have ruffled feathers over their dorsal neck region.
Pathologic description:
This depressed bird exhibits ruffled feathers and is sitting back on its intertarsal joints. There are large, dark red foci in the subcutaneous tissues of the wattles, comb and legs. The face and eyes are swollen.
Record number:
20809
Case number:
5045
Age:
16 weeks
Breed:
White Leghorn SPF
Clinical form:
Acute
Infection type:
Experimental
History:
The photograph was taken 3 days post inoculation. The bird was experimentally inoculated with highly pathogenic avian influenza virus on 3/2/08 at Plum Island Animal Disease Center. The inoculation was performed in the caudal thoracic air sac with strain A/CK/PA/469/3-84/H5N2, using 0.25ml.
Housing/mgmnt type:
Select One
Priority:
1
Rights:
© Cornell University
Etiology:
Exam findings:
Tissues and organs:
Asset type:
Species:
Image:
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