Please confirm that you are a health care professional
The link you have selected will take you to a third-party website. We do not control or have responsibility for the content of any third-party site.
This site complies with the HONcode standard for trustworthy health information:
Photograph of a horse with AHS, showing the characteristic supraorbital swelling seen most commonly in the cardiac (dikkop) or mixed forms of AHS.
Courtesy of Dr. Camilla Weyer.