Rectal haemorrhage and sudden death – possible JHS Unusual presentation: Severe milk drop in dairy cows, 13 of 700 head affected, 3 dying within 24 hours of showing signs. Above: Two cows post-mortemed had extensive haemorrhages across all serosal surfaces....
Lantana poisoning in yearling heifers Unusual presentation: Acute illness and buccal erosions in young heifers. Above: Lesions under the tongue are sometimes the only signs of photosensitisation in cattle with pigmented skin as this area is exposed to sunlight when...
Nitrate-nitrite poisoning in mature bulls Unusual presentation: Death overnight of 15 bulls being held in cattle yards following routine examination. Time and location: February 2020, northeast WA. Case definition: Mature Charbray bulls (4-8 years of age) that die...
Obstructive urolithiasis in steers Unusual presentation: Eight steers dying in one week and more affected. Time and location: January 2020, northern Queensland. Case definition: Young Brahman steers with a BCS of 2/5 became unwell, stand on their own, go into sternal...
Differentials for repro investigations NotifiableZoonoticDiseaseInfertilityAbortion: early 0-3Abortion: mid 4-6Abortion: late 7-9Calf born deadNeonatal lossWeak calvesDeformity Vitamin A deficiency Phosphorus deficiency Copper deficiency Selenium/Vit E deficiency...
