“…3,19,24 In humans, P. multocida has been isolated from hepatic pyogenic granulomas, pulmonary pyoepithelioid granulomas, and abdominal granulomas. 5,12,15 At necropsy, the differential diagnosis included mandibular osteomyelitis caused by Actinomyces bovis and actinobacillosis caused by Actinobacillus lignieresii. Concurrent infection with Arcanobacterium pyogenes was considered because of the pyogenic nature of the granulomas.…”