The biggest difference between canine distemper and parvovirus is the different symptoms of infection and the different parts of the infection. Canine distemper virus is an upper respiratory tract disease and will cause cold-like symptoms, while parvovirus is a digestive tract disease and will cause upper respiratory tract disease. Symptoms of vomiting and diarrhea. Both viruses can exist in dogs at the same time, but the treatment methods and types of viruses are very different.
