parvovirus (parvo)

A very serious viral disease in dogs that sometimes kills even with prompt treatment. It affects puppies much more frequently than adult dogs, causing bloody diarrhea. In very young puppies It can infect the heart muscle and cause sudden death in very you

SOURCE: bellaonline.com

This highly contagious viral disease was first seen in the late 70s. It is characterised by the following clinical signs: anorexia, lethargy, vomiting, bloody diarrhoea, dehydration and in severe cases death. '

SOURCE: purina.co.uk