Edwardsiella ictaluri Flashcards

Question	Answer		Article
What family of bacteria does Edwardsiella ictaluri belong to?	Enterobacteriaceae		Link to Article
What type of bacteria is E. ictaluri ?	Gram negative Pleomorphic rod Weakly motile		Link to Article
What species does E. ictaluri infect?	Fish only		Link to Article
What disease do they cause in catfish?	Enteric septicaemia of catfish (ESC). There are two forms; chronic and acute.		Link to Article
What are the major clinical signs in fish?	Chronic: altered mentation, circling, chaotic swimming and ulceration revealing the brain Acute: Petechial hemorrhage and depigmentation Generic: behaviour changes loss of balance, lethargy and cessation of feeding		Link to Article
When do outbreaks of E.ictaluri generally occur?	18-28 °C (spring and autumn)		Link to Article
What pathology can be seen with this disease?	pale grey/white lesions on liver and spleen diffuse interstitial necrosis of the anterior and posterior kidney systemic hemorrhage		Link to Article
What is the most accurate way to diagnose Edwardsiella ictaluri?	PCR		Link to Article
What colour are E.ictaluri colonies on Edwardsiella isolation media (EIM)?	slow growing small, translucent, greenish colonies		Link to Article
What has been used to treat E.ictaluri ?	Potentiated sulphonamide Sulfadimethoxine Methoprim Oxytetracycline		Link to Article