The aim of this article is to summarise the major areas of understandi
ng concerning canine parvovirus infection. The article also highlights
the important elements which need to be taken into account in practic
e. The very particular properties of parvoviruses are recalled togethe
r with their repercussions on epidemiology, on pathology and on clinic
al aspects are described. The basis of treatment is recalled. Basic kn
owledge of passive immunity and the critical period which must be inte
grated in medical prophylaxis, at the time of weaning, are described a
nd the actual recommended procedure in veterinary practice is explaine
d.