KMID : 1023520140370020137
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Korean Journal of Veterinary Service 2014 Volume.37 No. 2 p.137 ~ p.141
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Necrotic enteritis in a captive mute swan (Cygnus olor) in the breeding season
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Lee Hae-Rim
Koo Bon-Sang Jeon Eun-Ok Han Moo-Sung Min Kyung-Cheol Lee Seung-Baek Bae Yeon-Ji Mo In-Pil Kim Jung-Ho
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Abstract
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A captive mute swan (Cygnus olor) in the brooding period was found dead without any specific signs. On necropsy, the entire digestive tract was severely necrotized with loosely adherent pseudo membranes, and Clostridium perfringens (CP) colonies isolated from the intestinal contents were identified as CP type A by polymerase chain reaction. Microscopically, the intestine and the liver were necrotized and intralesional bacterial clusters were observed. In this case, there were no other mortalities, so the condition of a single bird, in particular, stress from incubation effort, could act as the predisposing factor for necrotic enteritis. In this study, we report a unique case of necrotic enteritis associated with incubation in a captive mute swan.
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KEYWORD
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Cygnus olor, Incubation effort, Mute swan, Necrotic enteritis, Stress factor
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