“An exercise-induced collapse syndrome similar to the EIC syndrome in retrievers has been recognized in Border Collies and may be called Border Collie collapse (
This syndrome has not yet been well characterized so we are uncertain whether this is a metabolic, muscular or nervous system disorder. Affected dogs are negative for the dynamin 1 mutation causing EIC in Labrador Retrievers.
If your dog has had 2 or more episodes of collapse we would like your help as we try to describe the syndrome and search for the genetic cause. Please take the time to fill out the questionnaire and send us a