Most affected animals have normal intelligence and mildly affected animals can, in theory, live out a normal lifespan. 大多数患病动物具有正常的智商，病情温和的患病动物理论上能够正常地生活。
However, affected animals are quite accident-prone, and for this reason many animals that develop CA, particularly horses, are euthanized for humane reasons. 然而，患病动物比较容易发生事故，因此许多患有该疾病的动物，尤其是马，被施与人道毁灭。
