Welcome and I am sorry to read about your brother
I wonder how your cats were diagnosed with HCM. HCM
itself is not usually graded on a scale of 1-6,
heart murmurs are. I would guess that one has a
IV/VI heart murmur and the other a III/VI heart
Although many papers state that kitties with HCM will
not live very long, many of those papers are several
years old and their was no control for cats who
medical therapy and those who did not receive medical
therapy (at least the papers I read a few years ago).
medical treatments are changing and, with luck,
To diagnose HCM, usually an ultrasound must be
My cat, Cozette was diagnosed when she was 5.5
she had a heart murmur for at least a year prior to
inexperience of my vet and the vet I consulted for a
opinion delayed my getting an ultrasound done. I had
littermate, Camille examined once Cozette was
thankfully, her heart image was normal. However, I
get her rechecked in a year or two as the onset of the
can be variable.
Many of us here have given our cats atenolol or
beta-blocker to slow the heart and give it more time
Others have used calcium channel blockers rather than
In some cases, treatment with atenolol has actually
or eliminated the heart murmur. Many here also use
supplements like fish oil (for its omega-3 fatty
CoEnzyme Q10, Carnintine and Taurine. Many of us
a high protein, low grain canned diet.
It is also important to keep an eye on your
respiration rate and effort. If they start panting,
fast or hard, it can be a sign that they are in
heart failure and will need to be treated with a
to remove fluid from their lungs, lung cavity or
Sometimes, fluid must be removed with a needle.
It took me some time to get used to the idea that my
cat was ill. Eventually, I came to terms with it and
tried to be thankful for each and every day that we
Nala with Camille and Cozette in spirit.
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