Wednesday, October 1, 2014
Monday, September 29, 2014
Disease monograph: Feline Leukemia Part 1: What is it?
Feline Leukemia Virus is a disease is transmitted between cats by a virus. The Feline Leukemia virus is a retrovirus from a family of viruses called oncornaviruses - viruses that cause the development of cancers (among other effects). A retrovirus is a virus that interacts with the genetic material of its host in order to reproduce. Feline Leukemia Virus (FeLV) causes immunosuppression, or failure of the body's natural defenses, in many feline species - the domestic cat is most susceptible, but large cat species such as lynxes, Florida panthers, cheetahs and lions have also been reportedly infected. This virus is not known to pass between non-feline species, so humans and dogs appear to be safe.
The virus is shed in the saliva of an infected cat, and to
some degree in respiratory secretions. Most cats receive the virus through the
mouth. Generally, it is considered that the virus is transmitted through long
term contact with an infected individual - such as sharing litterboxes and food
bowls, mutual grooming, or through a bite. Mating behavior may also transmit
the virus. Additionally, kittens can contract FeLV from their mother in utero
and be positive from birth, or they can contract the virus through their
mother's milk. Petting a feline leukemia positive cat and then petting a
non-infected cat will not transmit the disease.
The frequency of FeLV positive cats varies greatly between
areas. In some areas, the incidence can be as high as 70% in large multi-cat
homes where cats have outdoor access. In single-cat, indoor homes, the
prevalence is around 3% (3 in 10 cats). FeLV tends to be more common in urban
cats (up to 40%) than in rural cats (up to 6%), because cats live in higher
population densities and therefore have more contact with each other.
Healthy cats that test positive should not be allowed to
roam outside, because they can infect other cats they come across.
Additionally, other cats that live in the same household should be vaccinated,
and it is recommended that the FeLV positive cat not have contact with the
other cats because no vaccine is 100% effective, and the FeLV positive cat may
spread other diseases that their weakened immune system allows them to
contract.
Signs and symptoms
Not all cats that contract the feline leukemia virus
actually develop "leukemia" (cancer of the white blood cells -
specifically in the bone marrow), but leukemia is one of the cluster of diseases
and symptoms that can develop when a cat is infected with this virus. Common
symptoms of FeLV include poor appetite, poor coat and skin condition,
fever, lethargy, weight loss, and anemia. Anemia is present in about 25% of all
FeLV-related illness. Fifty percent of infected cats that become ill develop immunosuppression,
or immune system failure, to some degree.
Various organ diseases can develop, such as liver or
intestinal disease. Many cats may experience prolonged healing times after
surgery or wounds. Additional signs may include uneven pupil size (anisocoria),
swollen lymph nodes (lymphadenopathy), various secondary infections (bladder,
skin, respiratory tract - bacterial or viral origins), gingivitis, stomatitis,
diarrhea, jaundice, and a type of cancer called lymphosarcoma. Cats that are
infected with FeLV are 50 times more likely to develop lymphosarcoma than
non-infected cats. Lymphosarcoma (sometimes called lymphoma) is a cancer that
consists primarily of a type of white blood cell called
"lymphocytes". It can affect almost any organ in the body, but in
young cats, it often appears in the chest cavity. In older cats, lymphoma of
the intestinal tract is more common. Often in intestinal cases, there is no
obvious mass or lump to find, but instead a generalized thickening of the
intestine.
- Pale gums (or pale nail beds)
- Jaundice
- yellow color to eyes, mouth, ears or other exposed skin and/or extremely
dark, staining urine
Jaundice coloring the roof of a cat's mouth - Enlarged lymph nodes
- Chronic infections of respiratory tract, bladder or skin
- Gingivitis
- Weight loss/poor appetite
- Fever
- Poor coat
- Progressive weakness/sleepiness/lethargy/reclusiveness/hiding
- Diarrhea
- Vomiting
- Dehydration
- Breathing difficulty
- Reproductive problems - sterility, miscarriage
There are four possible paths the disease can take in an
infected cat. These potential outcomes depend on the amount of virus the cat is
exposed to, the strain of the virus (there are 4 unique strains of FeLV), the
cat's initial health level (the effectiveness of his immune system and the
presence of any other health complications), and age.
If a cat tests positive for FeLV, one of the following will
occur:
1) IMMUNITY - Some cats are able to fight off the virus and
become immune. Some of these cats completely eliminate all traces of the
virus from their bodies. The cat may have some mild signs of illness - fever,
poor appetite, large lymph nodes, lethargy for up to 10 days and then recover.
This outcome occurs about 40% of the time, and is more likely in adults than in
kittens.
2) PROGRESSIVE INFECTION - The second possibility is that
the cat may become infected and develop a compromised immune system. The
cat may have a short illness and recover enough to be outwardly healthy for 2-3
years in 50% of the cases. This outcome occurs about 30% of the time, and is
more common in kittens than in adult cats. The bone marrow, which produces new
blood cells, becomes infected and each new blood cell that is produced will
contain more virus, creating a "persistent viremia" or constant
presence of virus in the bloodstream. The infection is progressive, gradually
taking hold in various body organs. Lymphoma is the final stage of the disease.
3) LATENT INFECTION -
Up to 30% of the time, cats will develop a latent infection. These cats
may test positive at first, and then test negative 3-4 weeks later. The virus
does not kill the cat's cells once it is inserted into the cellular DNA, but
sits in wait. Eventually the body may reject these abnormal cells or the cat
will become sick. While healthy, these cats will continue test negative on FeLV
tests, but if vaccinated, will not be protected. Pregnant cats with latent
infection may test FeLV negative but produce FeLV positive kittens. A latent
infection may eventually result in immunity or may develop into active
infection at some point in the future. Many cats with lymphoma (a common
end-stage of FeLV) do still carry some FeLV DNA and are suspected by some to be
latently infected with Feline Leukemia Virus.
4) CARRIER STATE -
Others may experience a "regressive infection" and continue to harbor
the virus or particles of virus in a few cells, but the virus cannot replicate.
In these cats, there is rarely any sign of illness, and they do not shed the
virus. This outcome is extremely rare, occuring only about 1-2% of the time.
These cats will test positive on ELISA test but negative on IFA tests. They may
remain asymptomatic for a long time, even years. These cats are considered
"carriers", and while they may never get sick, they can infect
other cats. Eventually, these cats may develop active infection or develop latent
infection.
Monday, September 22, 2014
Feline Sense and Scents-ability: Part 4: Sight
Despite
those huge, luminous eyes that sometimes seem to glow in the dark, a cat’s
sense of sight is probably its least important sense next to taste! Cats can
thrive with only one eye or even no eyes! Without sight, a cat relies on its
sense of touch and hearing to map out the world, just like a human would.
The glow
that you see in your cat’s eyes is light reflecting off a membrane lining the
retina that collects and amplifies light called the tapetum lucidum.
Because of this membrane, cats can see in as little as 1/6th the
light that humans need to see – but they still can’t see in complete darkness.
Cats have many more rod light receptors than cone light receptors in their retina. Rod receptors are good at sensing motion and seeing in low-light conditions. Cones are the light receptors that sense color variation. What this means is that in order to see so well in so little light, cats sacrifice some clarity of
vision, but they are much more skilled at sensing tiny motions, have
extremely well-developed depth perception and much more acute low-light vision. They also have 200 degrees of visual
field vs. human 180 degrees but their field of binocular vision is slightly narrower
than ours. What a human can see clearly at 100 feet, a cat can only see clearly as far as 20 feet.
People
often wonder if cats can see colors. They can, but their perception of color is
much more limited than ours. They have dichromatic vision, meaning that they have two types of cone light receptors in their eyes - yellow/green and blue. Humans have trichromatic vision, meaning that in addition to the color receptors that cats have, we also have receptors that sense the color red. Cats can tell the difference between green,
blue and yellow, but probably have difficulty distinguishing between red and green. Cats are able to distinguish
between colors at the blue end of the spectrum (long wavelengths) better than
between colors near the red end of the spectrum (short wavelengths).
![]() | |
| Photo interpretation by Nicolay Lamm (http://www.wired.com/2013/10/cats-eye-view/) |
While color and field of vision are limited, a cat seems to be exquisitely sensitive to sensing motion, or changes within the field of vision. It is thought by some that instead of seeing fluid motion, cats may see a "stop-motion" view of the world, giving their brain time to compare each "scene" to the one before and process minute differences between each image.
A cat’s eyes can indicate a lot
about its mood – the cat’s pupils dilate up to five times their normal size
when it is frightened or threatened, or about to pounce. When cats are content,
they squint their eyes.
![]() |
| This alert kitten's dilated eyes mean it is likely going to pounce |
![]() |
| This cat's dilated eyes mean it is ready for a fight, with ears tucked back protectively |
| Besides eye disorders, third eyelid elevation can also commonly be caused by fever and vestibular (inner ear) problems |
Because cats don’t see well close
up, it seems that cat food and toys that come in fun shapes and colors are
designed more for humans enjoyment than for cats – smell, sound and motion are
much more fun to them.Instead of using sight for close-up encounters, cats point their whiskers forward and use the sense of touch to guide them.
So, to better understand your cat,
instead of taking a “cat’s eye view” of the world, perhaps it would be better
to take a sniff and a listen, instead?
Labels:
cat eyes,
cat health,
cat senses,
cat vision,
feline health,
feline senses,
feline vision
Monday, September 15, 2014
Feline Sense and Scents-ability: Part 3: Touch
Cats have
a highly developed sense of touch. Most obviously, they have 24 vibrissae, or
whiskers, grouped in 4 sets on each side of the nose. The whiskers on the face
are called mystacials and the top rows can move independently from the lower
rows. The whiskers above the eyebrows are called superciliary whiskers. There
are also whiskers on the backs of a cat’s front legs associated with the
accessory carpal gland. All these thick hairs, about 2 times thicker than the
rest of a cat’s fur, and rooted 3 times deeper in the skin, are surrounded at
the base by bundles of nerve receptors that send messages to a special area of
the brain called the barrel cortex. There, the nerve signals create a
3-D map of the spatial environment based on a cat’s touch in a way very similar
to the visual cortex’s map of the visual environment.
Cats’
whiskers also help them judge distances – from planning and executing aerial
acrobatics to deciding if they will fit through small openings, and they are
also a measure of a cat’s mood. Whiskers that are perked forward and spread
widely apart communicate that a cat is alert and interested in the environment,
possibly aggressive. Whiskers that are relaxed and positioned slightly downward
indicate that the cat is feeling passive. Whiskers that are plastered back
against the cat’s face indicate anger.
Cats
can’t see directly underneath their noses, but they can spread their whiskers
forward around their nose to form a “basket” that identifies the location of
objects the cat can’t see – such as that tasty treat you just offered her.
Subtle changes in air movement that move the whiskers as little as 1/200th
the width of a human hair can also help alert cats to prey they can’t see.
![]() |
| Rexes and Sphynx breeds tend to have very short, curly whiskers |
Interestingly,
it seems that many cats prefer to eat off of a flat or very wide, shallow dish
instead of a deep, high-sided bowl because the flat dish does not interfere
with their whiskers. This seems to be especially true of cats that are not
feeling well.
The places on your cat's body that are most touch-sensitive are the face and the front paws. These parts of the body are your cat’s most important hunting tools.
The places on your cat's body that are most touch-sensitive are the face and the front paws. These parts of the body are your cat’s most important hunting tools.
Also,
cats tend to develop surface texture preferences for everything – from litter
to scratching posts, to beds. Pay careful attention to what your cat tells you
– if she is not using the litter box, perhaps she doesn’t like the feel of
wheat litter. If she likes to scratch on your nylon duffel bag instead of her
carpet-covered scratching post, perhaps a sisal-rope post that has a little
rougher texture to it would be a welcome change.
In addition to the ability to sense
distance, movement and texture, cats are born with a highly developed sense of
temperature sense. In the first 10 to 14 days of a kitten's life, they learn to
navigate by differences in temperature. Heat receptors at the tip of a kitten’s
nose detects variation in temperature as small as 0.9 degrees F, which helps
the sightless infant navigate towards its mother and siblings.
Labels:
cat senses,
feline senses,
touch,
whiskers
Monday, September 8, 2014
Feline Sense and Scents-ability: Part 2: Taste and Smell
Cats rarely chew on
plants, compared to dogs, because the main draw that plants provide is their
sweet sugar content. Cats not only fail to taste sweet things, they also deal
with sugars poorly in other ways – among other things, they lack a sugar
digestion enzyme that both dogs and people have called “glucokinase” which
helps break down sugars inside the cells.
Because cats can’t taste
sweets, they don’t really “enjoy” sugary snacks the way we would. The inclusion
of carbohydrates in cat food has become a very “hot topic” in feline nutrition
– while corn and other carbohydrate sources, blueberries, kelp and cranberries
may contain many beneficial nutrients, cats likely do not appreciate the
flavor, and in some cases it is not certain how well they digest these
ingredients.
Most cats prefer canned
diets in which the first several ingredients are meat-based. Canned food is
better for cats than dry diets because it contains a high water content (about
80%), which helps maintain a lower urine specific gravity (less “stuff” in the
urine), which helps protect the kidneys and can help prevent urinary crystals
and stones. Most of the cats that we see at Exclusively Cats Veterinary
Hospital who are urinating outside the box and have bladder stones or
uncomfortable crystals in their urine are eating a dry-food-only diet.
Something else to note –
cats do not like bitter taste any more than people do. If you use baking soda
in your litter box as a deodorizer and your cat starts eliminating elsewhere,
you might stop adding the baking soda to the box. It is quite bitter in taste,
and while cats don’t eat litter, they do groom their paws after using the box,
so can associate the bad taste of the baking soda with using the litter!
Additionally, some medications or smells that are bitter will cause your cat to drool profusely. This is a reflex that cats have developed to rid their mouths of a bad taste (often bad taste = poison, especially if your diet includes frogs and toads).
Additionally, some medications or smells that are bitter will cause your cat to drool profusely. This is a reflex that cats have developed to rid their mouths of a bad taste (often bad taste = poison, especially if your diet includes frogs and toads).
In 2005,
a study was done that discovered the entire cat family is lacking the gene for
tasting the flavor “sweet”. They have taste buds in that region of the tongue,
but they do not function. Cats do taste salty, sour and bitter. Their favorite
tastes are salty and sour. Some cats are drawn to “sweet” foods, but it is
likely the fat content vs. the flavor that they like.
Their
sense of taste is much duller than ours as well – where a human tongue has over
9,000 taste
buds, a cat has only 473! The cat may make up for this lack of
taste buds with the small Jacobson’s organ at the front of its mouth – a
“vomeronasal” organ which is slightly different than either smell or taste. You
can see the ducts leading to this organ in the roof of your cat’s mouth behind
the upper incisors. The organ sits right at the front of the mouth and connects
to the nasal passages. Snakes, elephants and horses also have this organ, among
other animals. Humans, it seems, do not have a working vomeronasal organ. To
use it most effectively, the cat passes air over the front of the tongue and
then touches the tongue to this sensory organ to deposit pheromone molecules
there. You can see your cat using this organ when it wrinkles its lips, opens
its mouth and slightly sticks its tongue out when “smelling” an area where it
finds an interesting smell.
![]() |
| Cat displaying flehmen expression |
With 200 million odor-sensitive
cells in its nose, compared to a human’s paltry five million, a cat’s sense of
smell is much more sensitive than ours. However, they don’t hold a candle to a
dog’s smelling ability. Dogs have between 149 million and 300 million
receptors. Still, smell is one of a cat’s more important senses. Because smell
is so important to cats, a stuffed up nose can be extremely detrimental! If a
cat can’t smell his food, he is highly likely to turn his nose up at it.
Conversely, a scented litter that we find to be pleasantly fresh-smelling is
like drowning in perfume to a cat’s sensitive schnozz.
| Add caption |
Labels:
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cat tongue,
feline nose,
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flehmen,
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Monday, September 1, 2014
Meet Mr. September!
![]() |
Age: 3 years
Breed: Devon Rex
Gender: Male
Weight: 9.6 pounds - excellent body condition!
Feline friends: Spaz (12 year old DLH)
Boxes are his favorite thing to play with, when a new
package arrives he is there waiting for it to be opened. Sometimes he cannot
wait and will assist in the opening of the package.
Smeagol is a white, male devonshire rex of about 10 lbs.
Sometimes he is where he is not supposed to be such as: the
top of ladders, up on shelves, or on the kitchen counters. He refers to these
places as “the land of above.”
He is a snuggle cat and he will make multiple attempts and
whines until he gets a lap or can burrow under a blanket.
He likes to help whenever work is being done. As condo
repairs happen here and there, Smeagol will always be near. He inspects
everything, and anything new must meet his high standards.
Boxes are his favorite thing to play with, when a new
package arrives he is there waiting for it to be opened. Sometimes he cannot
wait and will assist in the opening of the package.
When you meet Smeagol, he will take a while to warm up to
you but once he is happy with you he will climb to the top of your shoulder and
sit there. This is now his spot and he is your friend.
Monday, August 25, 2014
Feline Sense and Scents-ability: Part 1: Hearing
![]() |
| Cat Ear from fantasystock.deviantart.com |
Feline Sense and Scents-ability
Even
though cats have the same five senses humans do, their perception of the world
is much different. Sometimes, trying to understand a cat’s point of view can
help shed some light on problems you may be having with your cat.
HEARING
Feline hearing is functionally the same as human hearing.
The pinna, or outer portion of the ear, collects sound waves and translates
them down the ear canal. In humans, the ear canal is a straight shot to the ear
drum, while cats have a vertical canal connected to a horizontal canal in an
“L” shape from the top of the head, straight down and then turning inward. Once
the sound waves have rounded the corner of the ear canal, they cause the
eardrum to vibrate, stimulating the ossicles of the middle ear (tiny bones
called the malleus, incus and stapes - otherwise known as the hammer, anvil and
stirrup). These ossicles transmit the sound waves to the cochlea.
![]() |
| Cat ear anatomy |
The cochlea is a fluid-filled structure in the middle
ear. The sound waves are translated to fluid waves in the cochlea that are then
sensed by nerves connected to fine hairs that float in the fluid and is then
sent on to the brain for interpretation. This is the area that a human
“cochlear implant” stimulates to help correct hearing loss. The feline cochlea
has 3 complete turns while the human cochlea only has 2.75 turns. They have
10,000 more auditory nerves than humans. Near the cochlea is another fluid- and
carbonate crystal-filled structure called the vestibular apparatus that
is in charge of balance.
Cats are
exquisitely adept at locating prey. They can distinguish between two different
sound sources 8 cm apart (shorter than the length of an iPhone) at 2 yards and
40cm apart (about 1 foot, or a little longer than 3 iPhones) at 20 yards. They
can hear a rustling mouse 20-30 yards away. They can hear 10 distinct octaves
of notes vs. humans’ 8.5 octaves. They even hear one octave above their canine
counterparts.
![]() |
| Chart courtesy of www.watchingtheworldwakeup.blogspot.com |
Even though you think they can’t hear you, don’t yell at
your cat! He can hear you, he just isn’t listening to you.
Labels:
cat ears,
cat health,
cat senses,
feline ears,
feline hearing,
feline senses
Monday, August 18, 2014
Cats and Vaccinations - Frequently Asked Questions
| "Thank you" kisses for Dr. Demos! |
What are vaccinations?
Vaccinations are injections of a substance that stimulates a
cat's immune system, preparing the body to fight disease-causing organisms.
Most vaccinations are developed for viral infections - diseases that cannot be
treated with antibiotics. Some vaccines are developed for severe bacterial
diseases, too.
Types of Vaccines -
- Inactivated vaccines or "killed virus" vaccinations are vaccines that contain viruses that are unable to reproduce in the body. The majority of this type of vaccine contains adjuvants.
- Modified-live vaccines contain viruses that can replicate, but do not cause clinical disease. While it is unlikely, it is theoretically possible for this type of vaccine to revert to virulence and cause disease.
- Recombinant vaccines do not contain the whole virus, but specific parts of the virus DNA that the body's immune system recognizes as an invader, but that don't actually cause disease. These strings of proteins are either inserted into a non-disease-causing virus (vectored vaccine) or are inserted into bacterial DNA (called plasmids) so that antigens can be harvested and purified for use in vaccines (subunit vaccine).
Why do cats need vaccinations?
Vaccinations are very important to the health of your cat -
the diseases we vaccinate for are diseases that do not respond well to
treatment, and in most cases are deadly or produce life-long complications.
Diseases like distemper are extremely long-lasting in the environment, lasting
for years and can be brought into your home on your hands, feet or clothing if
you come into contact with the virus particles in the environment.
Additionally, the virus that causes distemper is resistant to disinfectants,
can be passed to kittens through breast milk from the mother and can be
acquired in utero. During the summer, cats that go outdoors are at higher risk
because they are more likely to spend a longer or more frequent amount of time
outdoors. Other diseases that we vaccinate for can be transmitted through the
air. Rabies virus is transmitted by the bite of an infected animal, and despite
common misconception, an infected animal is not always the raging, frothing
creature that you see in the movies. Most skunks do not show signs or symptoms
of infection, and any skunk that you encounter should be considered to be a
carrier of rabies. In companion
animals, signs of infection may not show up for 10 days after the animal begins
shedding the virus - so if your cat gets into a fight with a stray cat that
seems healthy, that cat could be rabies positive, but may not be recognizably
so until it has disappeared into the woods again.
But my cat doesn't go outside he doesn't need
vaccinations!
Indoor cats are definitely at lower risk for communicable
diseases, however there are many factors that still create risk for these cats.
If you bring a new cat into the house from a rescue or shelter, you may be
bringing disease into your home. A trip to the pet store to buy cat food may
result in virus particles on your clothing that you can bring home to your cat.
A friend with a sick pet may bring virus particles into your home while
visiting. Airborn viruses can travel into your home through open windows and
doors. You may bring virus particles in on your shoes after working in the
yard. A stray cat may visit your screen door. Your cat may need to be boarded
in an emergency situation, and would require vaccinations to do so.
In the case of rabies, the major carrier of this disease in Michigan is the bat. We very frequently receive phone calls from people telling us that they found a live or dead bat in their home, and most people do not know that a bat has access to their home until it is inside. Most bats are able to squeeze through extremely narrow openings; the little brown bat can enter a space (5/8" by 7/8") and the big brown bat can squeeze through an opening (1-1/4" by 1/2"). Bat bites are almost microscopic, so you would be unable to tell if your cat had been bitten by the bat. If your unvaccinated cat were to escape from your home and get bitten by an unknown animal, vaccination after the fact would not be guaranteed protection, and Michigan Public Health officials must proceed as though the animal that bit your pet was positive, euthanizing and testing your cat. If your unvaccinated cat bites a person, it could result in a 10 day quarantine at an animal shelter at your expense.
Rabies is a life threatening disease and in companion animals, there is no cure. The only definitive test for rabies requires euthanasia of the animal in question and examination of the brain tissue. By the time your pet starts showing signs of disease, you could already have been exposed. While rabies vaccinations are not required by law for cats in the state of Michigan, the safest thing to do for you and your cat is keep your pet's vaccines up to date.
For the health and safety of all of our patients and staff, all cats that come into our hospital for surgical or dental care or boarding must be up to date on vaccinations.
In the case of rabies, the major carrier of this disease in Michigan is the bat. We very frequently receive phone calls from people telling us that they found a live or dead bat in their home, and most people do not know that a bat has access to their home until it is inside. Most bats are able to squeeze through extremely narrow openings; the little brown bat can enter a space (5/8" by 7/8") and the big brown bat can squeeze through an opening (1-1/4" by 1/2"). Bat bites are almost microscopic, so you would be unable to tell if your cat had been bitten by the bat. If your unvaccinated cat were to escape from your home and get bitten by an unknown animal, vaccination after the fact would not be guaranteed protection, and Michigan Public Health officials must proceed as though the animal that bit your pet was positive, euthanizing and testing your cat. If your unvaccinated cat bites a person, it could result in a 10 day quarantine at an animal shelter at your expense.
Rabies is a life threatening disease and in companion animals, there is no cure. The only definitive test for rabies requires euthanasia of the animal in question and examination of the brain tissue. By the time your pet starts showing signs of disease, you could already have been exposed. While rabies vaccinations are not required by law for cats in the state of Michigan, the safest thing to do for you and your cat is keep your pet's vaccines up to date.
For the health and safety of all of our patients and staff, all cats that come into our hospital for surgical or dental care or boarding must be up to date on vaccinations.
How often do cats need vaccinations?
The number and frequency of vaccines recommended for a cat
is often a complex and individualized plan based on each cat's age, lifestyle,
risk assessment and health status. However, there are some general guidelines
that have been established by scientific study and experts in the field that
are upheld by professional groups that specialize in feline medicine, such as
the American Association of Feline Practitioners (AAFP) and the International
Society of Feline Medicine (ISFM). In
some states, certain vaccinations and schedules are required by law.
Kittens are more susceptible to disease because their immune
systems are not fully developed. Kittens raised by their mothers receive
antibodies from their mothers, but these antibodies can interfere with
vaccinations. Since we do not know for certain how long maternal antibodies
remain active, or if every mother cat provides antibodies to all the major
diseases, kittens need a series of vaccines to provide immunity. This series
should continue until the kitten is at least 16 weeks of age. Additionally, any
cat receiving a vaccination for the first time, no matter how old they are,
will usually need a series of two vaccinations to ensure adequate protection.
It is recommended that even if a cat is not due for
vaccination in a given year, they should be evaluated by a veterinarian at
least annually, to ensure that health and risk status has not changed.
Cats should be tested for Feline Leukemia before starting
the series of Feline Leukemia vaccinations because there is no medical benefit
in giving a Leukemia vaccine to an infected cat. There are no negative side
effects to vaccinating an infected cat, but this also eliminates the
possibility of failing to recognize vaccine failure. If a previously untested
cat who has been vaccinated for Feline Leukemia is later tested and is positive
for Feline Leukemia, there is no way to tell if the Leukemia virus has been
present long term or if the cat was recently exposed and the vaccine did not
protect him.
What are the possible side effects of vaccination?
The currently available feline vaccines do have an excellent
safety record, however negative events following vaccination can occur. It is
important to report these events to your veterinarian if they do occur, as
veterinarians are requested to report adverse events to the manufacturer, as
well as the USDA. It is also important to note that not all negative events
that may follow vaccination can be directly said to be caused by the
vaccine with 100% certainty.
During the years 2002 - 2005, more than 1.25 million
vaccines were given to cats at Banfield Hospitals across the US. In that time
period, 51.6/10,000 cats had reactions within 30 days of vaccination (0.52%).
Of these reactions, 54% experienced lethargy (weakness/tiredness) with or
without fever, 25% experienced pain at the injection site, 10% experienced
vomiting, 6% experienced facial swelling, 2% experienced generalized itching.
Death occurred in 4 cats (0.04%) - two of these deaths were related to
anaphylaxis (allergic reaction). Vaccines containing a Chlamydophila
component were more likely to cause lethargy and fever than those without.
Several other vaccine reaction studies report a rate of adverse reaction
between 0.23% and 3% depending on the type of vaccination, the number of
vaccinations given at one time, and the type of reaction being monitored.
Anaphylaxis or "allergic reaction" occurs rarely
(about 1-5/10,000 cats). It can be
identified as vomiting, diarrhea, respiratory distress, facial itching or
swelling, and collapse. Often, this type of reaction can be adequately
controlled with the use of antihistimines or steroid medications or a different
vaccine formulation.
Vaccine-associated sarcomas are a known problem, but the
exact reasons that they form is not yet understood. Many suggest that the
development of these tumors may result from inflammation or trauma at the
injection site. Feline injection-site sarcomas (FISS) are rare, occurring in
fewer than one out of every 10,000-30,000 cats, but the severity of this side
effect is frightening to many people. In recent years, many precautions have
been taken to minimize the trauma and inflammation caused by vaccination, and
the frequency of this problem has significantly decreased. At Exclusively Cats,
we give vaccinations in insulin syringes, to decrease the needle trauma
associated with vaccination. We allow the vaccines to warm to room temperature
before giving them, and we choose to use primarily non-adjuvanted vaccines. In
addition, we vaccinate cats only as frequently as medically necessary to
provide immunity, and we avoid vaccinating cats that have other compromising
health issues (which is why we do not administer vaccinations without a
physical exam). In addition, we use recommended vaccination sites low on the
leg so that, in the eventuality that a sarcoma does develop, the limb can be
amputated if necessary, to prevent the spread of the tumor to the rest of the
body and prolong the life of your cat.
More about the diseases that we vaccinate for:
Feline Panleukopenia (also known as Feline Distemper, Feline Parvo, or Infectious Enteritis)
Feline Leukemia
(more to come...)
Feline Panleukopenia (also known as Feline Distemper, Feline Parvo, or Infectious Enteritis)
Feline Leukemia
(more to come...)
Monday, August 11, 2014
Pet Safety Month: Animals in Disaster: Part 4: Preparing a Disaster Kit and a First Aid Kit for your Pet
Planning a disaster
preparedness kit for your pet
- One to two-week supply of food. Store it in a water-tight, rodent-proof container and rotate it every three months to keep it fresh. If you use canned food, include a spare can opener and a spoon.
- One to two-week supply of fresh water. If officials declare your household water unfit to drink, it’s also unsafe for your pets. Follow American Red Cross guidelines for storing emergency water for your family and your pets.
- Medication. If your animal takes medication, a replacement supply may not be easily available following a disaster. Make sure to include dosing instructions and refill information for your pharmacy or veterinary hospital
- Copies of vaccination records and/or medical records in a waterproof sleeve (a rabies certificate is extremely important), and information about any special needs for your pet
- Photographs of you with your pets to prove ownership
- Photographs of your pets in case you need to make "lost pet" fliers
- Emergency Contact list (Veternarian, Emergency Vet, local pet-friendly hotels, and a poison-control center or hotline such as the ASPCA poison-control center, which can be reached at 1-800-426-4435). It is a good idea to include directions to these places as well.
- Pet first aid kit and book
- Temporary ID tags. If you've evacuated, use this to record your temporary contact information and/or the phone number of an unaffected friend or relative.
- One secure carrier for each pet. Carriers should be large enough to allow your pet to stand comfortably, turn around, and lie down. Your pet may need to remain in the carrier for several hours at a time. If you have multiple animals to transport, you can use an EvacSak, which is easy to store and use for transport, but if your pet needs to be contained for several hours, a carrier is a better choice. In an emergency where time is of the essence, a pillowcase will do for short periods of management, if nothing else will suffice.
- Favorite toy, treats, beds, blankets - small creature comforts to help de-stress your pet
- Small litterbox, litter scoop and litter
- Paper towels, pee pads, pet cleaner
- Garbage bags
- Roll of tape and permanent marker
- Flashlight with spare batteries
- Radio and spare batteries
What should be in your pet's First Aid Kit? Most of the
items in a pet first aid kit can also be found in First Aid kits geared towards
humans. It is a good idea to bring along a First Aid kit if you are traveling
with your pet. Assemble the following in a zippered tote bag or plastic box. A
fishing tackle box might do nicely!
Activated charcoal
Adhesive tape - do not use
Band-Aids on pets! 1/2 - 1" tape is a good size for cats
Anti-diarrheal
medication
Antibiotic ointment
for wounds (neomycin, polymixin B, bacitracin)
Antibiotic ointment
for eyes
Baby Wipes
Bandage scissors
Bandage tape
Betadine
(povidone-iodine)
Blanket - foil
emergency blanket
Chlorhexidine scrub
and solution
Clippers for
grooming - battery operated
Corn syrup (Karo)
for hypoglycemia
Cotton balls and/or
swabs
Cotton bandage rolls
Dawn dish soap
Ear cleaning solution
Elastic bandage
rolls (such as VetWrap or Coflex) For cats, we are fond of 1.5". Do not
wrap this too tight; preferably, loosen it from the roll, then wrap with it,
just tight enough to stay on.
Eye rinse - sterile
(not contact lens solution)
Flea and tick
prevention medication
Gauze pads and rolls
(2")
Hydrogen peroxide 3%
Ice pack
Large tongue
depressors or ice cream sticks (can be used as splints)
Isopropyl Alcohol or alcohol wipes
Latex or nitrile gloves
Measuring spoons
Muzzle - this may be necessary if your pet becomes injured
and is in extreme pain, but do not use it if your pet is vomiting, choking,
coughing or otherwise having difficulty breathing
Medication - 2 week supply
Nail clippers
Needle-nosed pliers
Non-absorbent wound pads, Telfa or other
Pedialyte
Penlight
Saline solution for rinsing wounds
Sterile lubricant/petroleum jelly
Styptic powder
Small syringes and eye-droppers
Thermometer (digital) - your cat's rectal temperature should
be between 99.9-102.5
Tourniquet
Towel and washcloth
Tweezers
You can also purchase pre-assembled Pet First Aid Kits at many Pet Stores and online retailers.
Always remember that any first aid administered to your pet
should be followed by immediate veterinary care. First aid care is not a
substitute for veterinary care, but it may save your pet's life until it
receives veterinary treatment. Please consult with a medical professional
before using any home remedies, or in any case where poisoning is suspected. Do
not induce vomiting in a suspected poisoning case unless instructed to do so by
your veterinarian or the Pet Poison Helpline - in some cases, vomiting can
cause additional trauma and complications.
There are many pet first aid books that you can purchase for reference, as well. This one is produced by the Red Cross.
Labels:
cat first aid,
cat safety,
emergency,
natural disaster,
pet safety
Monday, August 4, 2014
Pet Safety Month: Animals in Disasters: Part 3: After the Emergency
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| photo by Stan Carroll |
In honor of Pet Safety Month, here are some suggestions to
help you weather an emergency with your pet.
3) AFTER THE EMERGENCY
![]() |
| A snake takes refuge during a flood |
- Keep your pets confined indoors or out with leashes only. Depending on the type of emergency, familiar landmarks and smells might be gone, and your pet could be disoriented. If pets are allowed to roam loose during this period, they could easily get lost.
- Keep cats in carriers inside the house, until you have finished assessing the damage. If there are broken windows or loose doors, your pet could escape your home.
- Be patient with your pets after a disaster. Most pets thrive on routine, so try to return to a normal daily schedule as soon as possible. High levels of stress can cause behavior problems. Do your cats tend to fight after one cat visits the veterinarian? Cats especially depend on scent to identify familiar people and animals as well as places. Your cats may not get along after the disaster for the period of time that it takes to re-establish the "family scent". In some cases, a traumatic event can cause two cats that get along very well to completely disassociate with each other. Prepare for the fact that your terrified cats may be too stressed to be re-introduced right away, and let them re-acclimate to each other gradually. If these problems persist, or if your pet seems to be having any health problems, talk to your veterinarian.
- If there has been a flood, make sure to check your
house and yard for wild animals that may have taken refuge there. Stressed, displaced and injured wildlife can pose a
threat to you and your pet.
Labels:
cat health,
emergency,
natural disaster,
pet safety
Friday, August 1, 2014
Meet Mr. August!
SAMMY
Age: 3 years
Weight: 10.7 pounds - Great body condition!
Demeanor at the vet: Very sweet boy!
Here are some fun facts about Mr August:
Here are some fun facts about Mr August:
--Sammy is
our 1st purebred cat and he is a Toyger.
--He LOVES to play, play, play.
His favorite toy is “Da Bird”. He likes to catch his “prey” and puts the
feather toy or mouse in his food dish before he starts eating.
--The
picture in the calendar is one of the few times he accepted having the
harness and leash on him. The 1st time we put it on him he fell over
like it weighed 500 lbs - He is so dramatic! I thought it was safe to
go in the house for a few seconds and I came back outside and he was in
the tree!
--He also loves to supervise when we are taking a shower…he
talks and talks and paws and paws on the door. As soon as the door is
opened he prances in and continues to chat away - he is quite vocal.
--He
HATES the car! He cried the entire 6 hours it took for us to drive him
home from the breeder when he was only 3 lbs and 12 weeks old. He still
cries loudly when he has to go to the vet.
--He absolutely loves his
brother Roo and wants to sleep with him wherever that might be; if Roo
moves, Sammy moves. He is a great addition to our home and we love him
to pieces.
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