Young dogs, whose development is poor and, as much as they are fed, they still look undernourished, and they present a combination of manifestations like polydipsia, polyuria, diarrhea and fever. All of those symptoms demonstrate that something is not right with your animal. Besides, there can be nervous manifestations like hysteria, staggering, centralized blindness, walking around in circles or generalized contractures. In these cases, it is possible that the animal has an important and hepathical dysfunction, which is why you must consult the vet as soon as possible.