Answer Canine distemper virus can cause a variety of symptoms related to the central nervous system.
Canine distemper is a member of the parymyxovirus class.
It is spread from dog to dog in secretions like saliva, urine and tears. In short, canine distemper is a very nasty little virus. Classically, however, canine distemper affects puppies and dogs that have not been vaccinated against it. Most dogs are presented to the veterinarian for depression, lethargy and thick green eye discharge. Some dogs will come in for seizures.