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

2018 Winter edition of case studies

Sheep

Rahnella aquatilis as a cause of septicaemia and death in a merino ewe
Written by: Petrea Wait, District Veterinarian, Local Land Services Monaro and Chani Barrett, 5th year veterinary student, Sydney University
Rahnella aquatilis is a relatively rare enteric gram-negative rod that has been found in fresh water, soil, snails, certain beetles, and isolated human clinical specimens ... Read More

Sorghum-Associated neuroaxonal degeneration in dorper lambs
Written by: Megan Davies, District Veterinarian, Narrabri and Thomas Westermann, Pathology Resident, EMAI
Sorghum is one of several cultivated plants that contain cyanogenic glycosides, which undergo conversion to hydrogen cyanide (HCN) following ingestion ... Read More

Cattle

Cattle tick management in SE Queensland
Written by: Matt Ball, Virbac Australia and Bruce Watt, Central Tablelands LLS, Bathurst
This note outlines some important cattle tick management principles for South East Queensland and forms the basis for best practice in any enterprise struggling to control the parasite ... Read More

Other

Comparison of the efficacy and egg reappearance period of Ivermectin with an Ivermectin and Pyrantel combination as an anthelmintic treatment in horses
Written by: Petrea D. Wait, District Veterinarian, Local Land Services Monaro
To compare the efficacy and egg reappearance period of a single active anthelmintic containing Ivermectin with a dual active anthelmintic containing both Ivermectin and Pyrantel in horses ... Read More

Porcine Proliferative Enteritis caused by Lawsonia intracellularis in weaner pigs
Written by: Lucienne Downs, District Veterinarian, Central Tablelands LLS, Thomas Westermann, Veterinary Pathology Resident, EMAI and Leah Manning, Veterinary Pathologist, EMAI
Many terms have been used to describe this disease, including: porcine hemorrhagic enteropathy, porcine intestinal adenomatosis, necrotic enteritis, regional or terminal ileitis, ileitis, and garden-hose gut ... Read More

Worm control in horses — it's all changed
Written by: Petrea Wait, District Veterinarian, Local Land Services Monaro
Once upon a time, every horse owner was taught that all horses should be wormed every six to eight weeks for the rest of their lives ... Read More