Journal article

Chondrodysplastic calves in northeast Victoria

PJ McLaren, JG Cave, EM Parker, RF Slocombe

VETERINARY PATHOLOGY | AMER COLL VET PATHOLOGIST | Published : 2007

Abstract

Outbreaks of chondrodysplasia in calves occur sporadically every 10-15 years, particularly following prolonged drought conditions, throughout Northeastern Victoria and the Southern Tablelands of New South Wales, Australia. An outbreak spanning 2 calving seasons (2003-2004) involving numerous losses through stillbirth, perinatal loss, and poor growth was investigated. Investigations of 4 representative cases are presented here with a definition of the gross and histopathologic defects and an overview of epidemiologic data gathered from affected farms. Calves showed variable disproportionate dwarfism without arthrogryposis. Long bones were shortened and showed axial rotation. Articular surface..

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