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Clinical Signs: 
Ecchymoses (legs)
Morphologic diagnosis: 
Skin (legs): Multiple acute ecchymoses
Clinical description: 
This image was taken 3 days post experimental inoculation with highly pathogenic avian influenza. One of the most frequent findings associated with HPAI is swelling and hemorrhages of the legs and feet. Here, ecchymotic hemorrhages are present on the skin over the intertarsal (hock) joint.
Pathologic description: 
There are multiple, variably sized sometimes coalescing red foci in the subcutaneous tissue surrounding the intertarsal joint.
Record number: 
20805
Case number: 
5048
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: 
Image: