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Disease Images

Disease Images: Avian Influenza

Additional resources for Avian Influenza


Avian Influenza: Chicken, head. The comb and wattles are congested and markedly edematous.

Description:
Chicken, head. The comb and wattles are congested and markedly edematous.

Credit: Dr. D. Swayne, USDA
Photo ID: AI_001
Avian Influenza: Chicken, shanks. The shanks are swollen (edema) and extensively reddened (hemorrhages).

Description:
Chicken, shanks. The shanks are swollen (edema) and extensively reddened (hemorrhages).

Credit: Dr. D. Swayne, USDA
Photo ID: AI_002
Avian Influenza: Chicken, heart. There are numerous epicardial petechiae.

Description:
Chicken, heart. There are numerous epicardial petechiae.

Credit: Dr. D. Swayne, USDA
Photo ID: AI_003
Avian Influenza: Chicken, lung. The lung is diffusely reddened, wet, and swollen (congestion and edema).

Description:
Chicken, lung. The lung is diffusely reddened, wet, and swollen (congestion and edema).

Credit: Dr. D. Swayne, USDA
Photo ID: AI_004
Avian Influenza: Chicken, proventriculus. There are multiple hemorrhages on the mucosal surface of the proventriculus.

Description:
Chicken, proventriculus. There are multiple hemorrhages on the mucosal surface of the proventriculus.

Credit: Dr. D. Swayne, USDA
Photo ID: AI_005
Avian Influenza: Chicken, intestine. There are serosal hemorrhages over the Peyer's patches.

Description:
Chicken, intestine. There are serosal hemorrhages over the Peyer's patches.

Credit: Dr. D. Swayne, USDA
Photo ID: AI_006

To use images and associated descriptions contained on this website, please contact the CFSPH.

These images were annotated by Dr. Steve Sorden and Dr. Claire Andreasen and funding was provided by a USDA Higher Education Challenge Grant in collaboration with the Iowa State University Department of Veterinary Pathology, Center for Food Security and Public Health (CFSPH), Armed Forces Institute of Pathology (AFIP), and Plum Island Animal Disease Center (PIADC).