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There are SIX recognisable forms which are described below:

  • Sarcoids are the most common skin tumour in a horse
  • They can affect horses, ponies and donkeys, mules etc.
  • They have no breed or colour predisposition. However interestingly, the Lipizzaner breed appears to be totally resistant to them.
  • There is definitely a genetic susceptibility
  • Flies are implicated in the spread of them
  • It is thought that a papilloma virus may be involved, however a specific virus has never been isolated

Download the "Sarcoids" information sheet