Hepatic encephalopathy and photosensitization, horse
Hepatic encephalopathy and photosensitization, horse
Hepatic encephalopathy and photosensitization, horse

    Gray mare with depression due to hepatic encephalopathy. Secondary photosensitization is evident as crusting and scabbed areas only in the white pigmented facial markings of the star and the stripe connected to the snip. The darker-pigmented skin underlying the gray hair coat is unaffected.

Courtesy of Dr. Jonathan H. Foreman.