So dogs and cats whose immune systems are compromised by things like cancer, autoimmune disease, diabetes, heart and lung disease or kidney disease might have
less immunity to the diseases they were vaccinated against in their youth.
Not exact matches
Public health efforts
to prevent epidemics of infectious
diseases typically rely on herd
immunity: The more people in a community are vaccinated or otherwise protected from a
disease, the
less likely it is
to be transmitted throughout the population.
These cats have inherited a mix of genes from their mixed parentage, and some vets even find that street cats are more robust in their
immunity and are
less susceptible
to genetic
diseases.
Addition of an unnecessary antigen
to the vaccination protocol will result in a
lesser immunity to the important
diseases like parvovirus and distemper, and increase the risk of adverse reactions.
While an indoor cat is much
less likely
to contract an infectious
disease or experience traumatic injury, an indoor environment does not create
immunity from other illnesses, like heart or kidney
disease, or even parasites.
Vaccination: While vaccination can prevent the
disease and make the clinical signs much
less severe in many cases, it may take several weeks
to induce
immunity.
Older dogs are
less likely affected by distemper than puppies since exposure
to the virus leads
to immunity to the
disease and
to the fact that older dogs usually have been already vaccinated for the
disease.
In fact,
LESS problems since the mixed breed dogs as a whole seem
to have a hybrid
immunity and are not prone
to as many breed specific
diseases and mutations.