Vaccinations in Cats
At Roe valley veterinary clinic, we are all only too aware how common cat flu and feline enteritis is in unvaccinated cats are. Cat flu is not just a heavy cold – it can, and does kill. Feline enteritis is a horrific illness with a very high mortality rate – cats and kittens who contract this literally slough the lining to their bowel. We strongly recommend that all kittens have a primary vaccination course at 9 and 12 weeks for these easily preventable diseases.
Any cat who will be allowed access to the outside is at risk from FeLV infection. This virus can cause severe illness and death – including leukaemia, tumours and anaemia. Again, it is easily prevented by vaccination – something we believe is vital for all indoors/outdoors cats. Thankfully we are seeing less of this awful disease these days – something which is due entirely, we believe, to increased vaccine usage.
Feline Aids infection is very prevalent – there is no vaccine to prevent this infection which is passed on by cat bites (there is no known human health risk from this virus).Early neutering minimises fighting, and is the best prevention we have at the moment from this debilitating infection.
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Vaccinations in Rabbits
History
The Myxomatosis virus originates from South America where it causes a mild disease in the wild rabbit population. European rabbits had been introduced to Australia by early colonists but by the 1950’s the rabbit population was out of control as they had no natural enemy. In an attempt to reduce rabbit numbers the Myxomatosis virus was intentionally introduced to Australia. By accident the virus was also introduced into Europe killing off the wild rabbit population.
How is it spread
The virus is spread by direct or indirect contact but most often by parasites. The rabbit flea, mosquito and flies are the most important methods of spreading the virus. The virus can survive for several months in over wintering rabbit fleas and mosquitoes.
Symptoms
- Swelling of the genitals and of the head, especially the eyelids which results in blindness.
- The rabbit’s appetite remains normal until shortly before death which is on average 13 days after infection. You may have seen wild rabbits in late summer just sitting on the side of the road in country areas. A heart-breaking sight as they literally starve to death as their mouths and lips swell so much and they cannot see or smell their food.
- There are other forms of the disease that result in respiratory symptoms that can be very difficult to differentiate from other causes of pneumonia such as Pasteurellosis.
- Not all affected rabbits die - although in the wild, fewer than 10% survive. But even with intensive nursing, Myxomatosis can be a very serious disease, leading to severe scabbing and scarring on the head and body.
Treatment and Prevention
Rabbits affected with the acute form of the disease cannot be treated. To prevent suffering, euthanasia is the only option.
There is a chronic form of the virus if the rabbit has built up some immunity. They end up with lumps on their head, ears and paws which form scabs and they have a 50% chance of survival once the lesions shrink. Good home nursing and antibiotics are needed.
To control the spread of the disease it is important to:
- Disinfect hutches but make sure that the disinfectant used is not harmful to rabbits. Good hygiene will keep flies away, so clean hutches regularly.
- Flea control in the form of spot-on will control rabbit fleas and mosquitoes. Advantage can be used in rabbits and there is a very new product for use in rabbits and small pets.
- If you are in an area near a lake or pond, then mosquito control is more important and you may even have to use a mosquito net over the hutch during hot summer evenings. Dry bedding will also discourage mosquitoes.
Vaccination is the best form of control. We use Nobivac vaccine which can be given to rabbits as young as 6 weeks and it produces an immunity 2 weeks after vaccination. An annual vaccination is given and the best time to give it is in May or June.
If there is a high risk of infection, then revaccination every 6 months is advisable. Vaccinations should not be given within 2 weeks of Viral Haemorrhagic Disease vaccinations.