Hemorrhagic colitis associated with Salmonella enterica serotype Infantis infection in a captive western lowland gorilla (Gorilla gorilla gorilla) in Brazil.

ABSTRACT

BACKGROUND: Enteric diseases are among the most common causes of morbidity and mortality in gorillas, and it is often caused by bacteria. METHODS: A thirteen-year-old captive female western lowland gorilla (Gorilla gorilla gorilla) developed hemorrhagic diarrhea. Despite the treatment, the animal died 7 days after the onset of clinical signs. The animal was submitted to a thorough pathological and microbiological evaluation. RESULTS: Pathologic examination revealed a severe acute hemorrhagic colitis, neutrophilic splenitis, glomerulitis, and interstitial pneumonia. Salmonella enterica serotype Infantis was isolated from a mesenteric lymph node. CONCLUSION: A diagnosis of hemorrhagic colitis associated with Salmonella enterica serotype Infantis was established.