Irish Setter

An acral lick granuloma is a lesion, usually located on the distal part of one of the limbs of dogs, which is caused or worsened by the animal's obsessive licking of it. Damaged cells are believed to release pain-relieving endorphins that addict the dog to the licking and mutilation of the lesion.

The possible causes of the itching and licking behavior include:

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Difficult and painful defecation, perianal licking and chewing, foul smelling perianal discharge, low tail carriage, weight loss and lethargy.

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