Sudden death of six heifers due to a hepatotoxin Unusual presentation: Sudden death of three heifers in one area of a paddock within a 5-day period. Case study at the 2021 NABS Masterclass (18 mins) Above: A map of the water square showing locations of cases and other...
Gross path challenge #9 Photo: Ayrial Foster, Berrimah Veterinary Laboratory NT DESCRIPTION: Diffuse yellow discolouration of the atrioventricular valves and multifocal to coalescing red discolouration of the left ventricular endocardium in the sub-atrial region. Note...
Bacterial pneumonia in recently-weaned steers Unusual presentation: Within a week of arriving on a new property, 14 steers died and another 100 were lethargic. Time and location: November 2020, south Kimberley region in WA. Case definition: Weaner steers that are...
Gross path challenge #7 Photo: Doug Macnought, Qld DAF DESCRIPTION: There are multiple variably-sized (1–5 cm diameter) exophytic nodules protruding from the skin around the left eye. The nodules are mottled black and grey and verrucous (warty) in appearance. Dx:...
Paralysis tick kills 22 cows Unusual presentation: 22 Brahman cows from a mob of 40 die after moving to a new property. Above: One of the Brahman cows found dead in the paddock. Time and location: Far North Queensland, September 2020. Case definition: Recently...
