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My cat Newt has recently lost a lot of weight - going from 11.5 to 8
lbs. And although she meows for food, she does not eat much more than
a mouthful or two. At the vet she had bloodwork done and the results
were normal - kidneys, liver fxn fine - not diabetic - no
hyperthyroid. They feel her abdomen and think they feel a mass. She
had Xrays and this morning had an ultrasound - and the diagnosis is
still not very definitive - they don't reveal anything really unusual
except in the ultrasound there was a mass with fluid that they
couldn't identify - could be a tumor, could the cecum or something
else. The vets say the most likely problem is cancer - maybe
intestinal lymphoma...because she is older (11.5 yrs) and that is a
common reason for sudden weight loss in light of the negative blood
test results. I suppose a possibility like intestinal inflammation
isn't ruled out.One avenue is to have surgery and see...the other is to treat her with
steroids, which they say would also be treatment if she has an
intestinal inflammation. Right now I am feeding her a/d and max.
calorie food by syringe and giving her fluids. I am reluctant to put her through a surgery if it is more likely to
benefit me (ie. knowing what the disease is...I am a scientist and
always want information) than it would benefit her...if we already
suspect cancer and the surgery just confirms it...what I do after the
surgery might be a choice I can make now anyway. But then depending
on what they find, they might be able to remove tumors and the surgery
would be beneficial. I guess what I want to know is - has anyone had a similar situation
and went ahead with the surgery? did the results help in the
treatment of your kitty? I love her dearly and this has been quite sudden for me to be thinking
of losing her...but I don't want to hang on to her in a selfish way
and cause her a lot of discomfort.
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-My sister had a similar situation. Her cat had inflammatory bowel disease
for years and was on Prednison. After many years, the Prednisone was no
longer working. She had increased vomiting and diarrhea. She had a
sonogram (I think it was) which showed enlarged lymph glands. This was not
a definitve diagnosis of lymphoma, however. My sister did not want to put
her through the surgery and chose instead to increase the Prednisone (I
think she went up to 12.5 mg per day). The cat did well for many months (maybe 9) and succumbed to lymphoma this spring. She was 16. -My now thirteen-year-old cat, Alex, has intestinal lymphoma (lymphosarcoma), which was diagnosed after exploratory surgery and
biopsy in late November of last year. We had gone the ultrasound
route, as well, and the ultrasounds were inconclusive. The only way
to obtain a definitive diagnosis was the exploratory surgery (his
intestinal thickening was too far up for a scope biopsy), so we went
ahead with it. Frankly, the surgery was barely noticeable to him, as
he was so sick. He had so much loose skin on his belly by then that
the veterinarian just glued him "shut", and Alex showed no signs of
even having noticed what had been done to him. After the biopsy and
confirmation of lymphoma, Alex started chemotherapy in early
December. -Here's what I can tell you based solely on my research and
experiences with Alex. Lymphoma is one of the most treatable forms of
cancer in felines- Alex was given a 70-80% chance of remission by his
oncologist, and he achieved it. Lymphoma tends to respond *very*
quickly to chemotherapy- in rare circumstances, *too* quickly, where
the tumors break up so suddenly that they poison the cat's sytem, so
be aware of that. With chemotherapy after diagnosis of lymphoma, cats generally survive
an average of about 6-10 months, although that number is very
subjective and dependent on the protocols used. Without chemo and
with just steroids (typically prednisone), cats with lymphoma average
about 2-3 months (again, a very rough timeframe). The biggest caution in starting steroid treatment without deciding
whether or not to do chemo is that the chemo may be less effective if
the steroids are started without conjunctive chemotherapy. Ideally,
both chemo and steroid treatment should begin at the same time if you
decide to go ahead with chemo. The most effective chemotherapy protocols for treatment of lymphoma
in cats seem to be multi-drug protocols. Alex is treated with four
drugs, three of which are chemotherapeutic agents. His treatment ran
in four-week cycles for the first eight months. The first week, he
got injections of L-Asparaginase and Vincristine at his oncologist's
office, with daily prednisone pilling. The second through fourth
weeks, he got Vincristine injections once a week at my regular vets'
office, with Cytoxan tablets the day of the injection and the day
following the injection, plus daily prednisone. In July, Alex was
diagnosed as being in remission and his schedule was cut back to a
bi-weekly schedule. (I am concerned at the moment that he may be
coming out of remission due to what I'm seeing in the litterbox, and
next week when he goes to his oncologist, I'll ask them what they
think. My regular vets say that his lymph nodes feel good, but they
can't get a good feel of his intestines because he tenses up when
they try to palpate them and he is a strong boy, despite having lost
tremendous amounts of weight during his saga [he went from eighteen
pounds to less than eight pounds at his worst, although he is now
back up to about 11-12 pounds].)
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