 Though the symptoms are quite distinguishable from other neurological conditions, it has been confused with Wobbler's syndrome, equine protozoal myeloencephalitis, and injury-related problems such as a concussion.A DNA test which identifies markers associated with cerebellar abiotrophy became available in 2008.The test was refined to identify the most likely mutations, and retesting of earlier samples based on an earlier indirect marker test developed by UCD, indicated a 97% accuracy rate for the old test relative to the newer version, with no false negatives.