Genital infection of ram hoggets associated with a gram-negative pleomorphic organism

Authors: Edwards JD, Chapman HM, Bruere AN, MacLachlan NJ, West DM
Publication: New Zealand Veterinary Journal, Volume 25, Issue 7, pp 191-193, Jul 1977
Publisher: Taylor and Francis

Animal type: Livestock, Production animal, Ruminant, Sheep
Subject Terms: Bacterial, Disease/defect, Infectious disease, Reproduction - male, Inflammation, Reproduction, Oral/teeth
Article class: Clinical Communication

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Abstract: An acute epididymitis affecting mainly young rams and associated with a gram-negative pleomorphic organism was first reported in New Zealand in 1955. Subsequently a similar syndrome attributed to Actinobacillus seminis has been reported in Border Leicester and other rams in Australia. A like condition also described in Australia in a single crossbred ram was causally attributed to Histophilus ovis. Actinobacillus seminis was isolated from an epididymal infection in a Rambouillet ram in America and from a Dorper ram in South Africa. Although the names Actinobacillus seminis and Histophilus ovis have been applied to two distinct groups of organisms, no differentiation has been made in this report and the term gram-negative pleomorph is used…

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