Figure 2. Histopathological findings in FENP in mink and finnraccoons.

A facial skin section from mink shows chronic, deep, and diffuse neutrophilic inflammation with hemorrhage, ulceration, and crusting (A). Severe orthokeratotic hyperkeratosis detected in a skin section from a mink foot (B). A sample of a section from the skin of the eyelid of a healthy control mink is shown in (C). A section from a diseased finnraccoon paw with abscess between the toes shows chronic, deep and diffuse neutrophilic inflammation with ulceration and crusting (D). Necropurulent inflammation in the subcutis is demonstrated in (E), and a section from the skin of a paw of a healthy control finnraccoon in (F). All sections are stained with hematoxylin and eosin, and the respective objectives used in A to F were 10×, 10×, 4×, 4×, 40× and, 4×.