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

2015 Autumn edition of case studies

Sheep

Hepatogenous photosensitisation in lactating ewes on grazing oats that were direct drilled into a fungus-affected barley stubble
Written by: Amy Shergold, Riverina Local Land Services, Wagga Wagga
A mob of ewes with four-month old lambs at foot was put onto a grazing oat crop and two weeks later 200 of 1000 ewes showed signs of photosensitisation ... Read More

Widespread primary photosensitisation of unknown aetiology in sheep in the NSW Riverina
Written by: Dan Salmon, Linda Searle and Roseanne Farrant, Deniliquin; Des McRae, Jerilderie; Mark Corrigan and Scott Ison, Albury
In late April and early May of 2015 there was a significant occurrence of photosensitisation in sheep which appeared to be primary photosensitisation without liver damage ... Read More

Cattle

Lead poisoning in a mob of steers
Written by: Megan Davies, DV Narrabri and Ted Irwin, DV Warialda, North West Local Land Services
District veterinarians were called to investigate a single 8 month old Charolais x steer that was observed standing along a fence, separate to the mob. It was dull, depressed and able to be approached and touched ... Read more

Water (salt) intoxication in a mob of steers
Written by: Megan Davies, DV Narrabri, North West LLS
Water deprivation and subsequent intoxication is not an uncommon occurrence in cattle and sheep and may be seen after transport, excessive heat or unexpected failure of water supplies ... Read more