Disease Images

Disease Images: Heartwater

Additional resources for Heartwater


Description:
Amblyomma variegatum ticks feeding on a goat.

Credit: PIADC
Photo ID: HW_001

Description:
Goat. The neck is extended, consistent with dyspnea.

Credit: PIADC
Photo ID: HW_002

Description:
Goat, thoracic viscera. There are many pleural hemorrhages, and the lung is moderately noncollapsed (edema).

Credit: PIADC
Photo ID: HW_003

Description:
Sheep, lung. There is severe interlobular edema.

Credit: PIADC
Photo ID: HW_004

Description:
Sheep, lung. Interlobular septa are distended with edema fluid.

Credit: PIADC
Photo ID: HW_005

Description:
Sheep, lung. The lung is noncollapsed and hyperemic, and the bronchi contain frothy fluid (pulmonary edema).

Credit: PIADC
Photo ID: HW_006

Description:
Goat, heart. There are many small hemorrhages on the endocardial surface.

Credit: PIADC
Photo ID: HW_007

Description:
Sheep, kidney. There are multiple petechiae on the cortical surface.

Credit: PIADC
Photo ID: HW_008

Description:
Sheep, kidney. Section reveals numerous fine linear radial hemorrhages; hemorrhages coalesce in the papillae on the right.

Credit: PIADC
Photo ID: HW_009

Description:
Goat, prescapular lymph node. There are multiple barely discernible petechiae in the cortex.

Credit: PIADC
Photo ID: HW_010

Description:
Goat, abomasum. There are multiple petechial and paintbrush serosal hemorrhages.

Credit: PIADC
Photo ID: HW_011

Description:
Small ruminant, abomasum. The mucosa contains disseminated petechiae and coalescing ecchymotic hemorrhages.

Credit: PIADC
Photo ID: HW_012

Description:
Small ruminant, small intestine. The mucosa contains numerous petechiae and ecchymoses.

Credit: PIADC
Photo ID: HW_013

Description:
Sheep, brain. The leptomeninges are congested and contain many small hemorrhages. Gyri are flattened (cerebral edema).

Credit: PIADC
Photo ID: HW_014

Description:
Goat, brain. Section of the cerebrum reveals multiple petechiae and a few ecchymoses. The choroid plexus is severely enlarged due to acute inflammation and hemorrhage, and protrudes from the lateral ventricle.

Credit: PIADC
Photo ID: HW_015

Description:
Goat, brain smear. An endothelial cell contains a morula (cluster) of Ehrlichia ruminantium.

Credit: PIADC
Photo ID: HW_016

Description:
Goat, peripheral blood smear. A neutrophil contains a few Ehrlichia ruminantium.

Credit: PIADC
Photo ID: HW_017

Description:
Goat, buffy coat smear. Several neutrophils contain E. ruminantium morulae.

Credit: PIADC
Photo ID: HW_018

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).