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Cattle health
Psoroptic mange in a Scottish beef herd
  1. Alwyn Jones1,
  2. George Caldow1,
  3. Neil Cameron2 and
  4. Morven McGregor2
  1. 1SAC C VS, Greycrook, St Boswells, Melrose TD6 0EQ
  2. 2Greenside Veterinary Practice, Greenside Farm, St Boswells TD6 0AJ
  1. e-mail: alwyn.jones{at}sac.co.uk

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PSOROPTIC mange can have a profound effect on infested cattle, resulting in intense pruritis and a chronic hypersensitive reaction (Ginn and others 2007). The species of mite that causes psoroptic mange in cattle is morphologically indistinguishable from the Psoroptes ovis responsible for sheep scab and is currently referred to as the cattle adapted strain of Psoroptes species (Mitchell and others 2012). Occasional cases have been reported from Ireland (DAFM 2009, 2010) and Great Britain (Millar and others 2011), but until recently there had been no diagnosis made in cattle in Scotland since the early 1980s (Linklater and Gillespie 1984).

We would like to provide details of a case of psoroptic mange in a cow and calf imported to south-east Scotland from Ireland. The diagnosis was made in a two-month-old British Blue calf. Three weeks after arrival on the holding, the calf was presented to the private veterinary surgeon showing pruritis and patches of partial alopecia over the left thorax and left thigh. There was some exudation from the skin and areas of crusting particularly over the thoracic region. Two days later, the dam of the calf became pruritic and …

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