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Case notes on veterinary investigations in sheep, cattle and other species

2017 Autumn edition of case studies

Sheep

Bacterial meningitis in a ram
Written by: Rahul Shankar – District Veterinarian (DV), Young and Erika Bunker – Veterinary Pathologist, EMAI
This case report describes an animal exhibiting severe neurological symptoms that was also eligible for the National Transmissible Spongiform Encephalopathy Program (NTSEP), a program that underpins market access with our trading partners ... Read More

High prevalence mild dermatophilosis (lumpy wool) in unweaned merino lambs following a wet spring
Written by: Will Berry (Final year veterinary student, Charles Sturt University, Wagga Wagga NSW) and Bruce Watt, Central Tablelands Local Land Services, Bathurst, NSW
Dermatophilosis in sheep (lumpy wool) is a dermatitis caused by the bacterium Dermatophilus congolensis, but can affect a range of animal species including horses, cattle, goats and humans ... Read More

Ovine segmental axonopathy in two fine wool merino flocks
Written by: Petrea Wait1, Katherine Loring2, Patrick Shearer3, Tom Westermann3 & Erika Bunker3, Peter Windsor4
District Veterinarian, Cooma1; 5th year veterinary student, Charles Sturt University2; State Veterinary Diagnostic Laboratory, EMAI, Menangle3; Professor Emeritus and Specialist Veterinarian (Pathbiol., Small Ruminant Health Management), University of Sydney4

Cases of OSA are reported sporadically and incidence within affected flocks and age of affected animals varies, however, all cases are reported to be progressive, occur in adult fine wool merinos and cause hindlimb paresis, resulting in ataxia and recumbency ... Read More

Phalaris sudden death in lambs
Written by: Lucienne Downs, District Veterinarian, Central Tablelands Local Land Services and Erika Bunker, Veterinary Pathologist, NSW Department of Primary Industries
Phalaris is responsible for three apparently unrelated syndromes of toxicity: phalaris “staggers” which has been reported to affect sheep, cattle and kangaroos, and two forms of phalaris “sudden death” which have been reported to affect sheep, cattle, alpacas and horses ... Read More

Two outbreaks of scabby mouth (orf infection) in small ruminants on the Central Tablelands of NSW
Written by: James Tamone (Final Year veterinary student, Charles Sturt University, Wagga) and Bruce Watt (Central Tablelands Local Land Services, Bathurst)
Scabby mouth, a viral disease of sheep and goats caused by a Parapox virus endemic to Australia, is responsible for a range of pox like diseases that produce proliferative crusting lesions around mucocutaneous junctions ... Read More