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Gross lesions of Glässer's disease: (A) purple marks on the ears, skin around the eyes and tip of the nose of a pig that died of H. parasuis infection; (B) fibrinopurulent exudate on pericardial surface; and (C,D) fibrinopurulent exudate on serosal membranes in peritoneal and thoracic cavities. Photographs taken by the author.
