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Some Initial Jottings Re Struvite Crystals + Food

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Jean B. - 27 Jan 2005 15:45 GMT
I have started going back over the posts made on this topic and
thought I would post some of my jottings here for comment and for
other people's benefit.

Food Composition
 recommended ranges:
   phosphorous 0.5-0.9
   sodium 0.2-0.6*
   magnesium 0.04-0.10

 Hill's s/d:
   phosphorous 0.52
   sodium 0.86*
   magnesium 0.041

*Moderate sodium is not a problem for cats with struvite crystals
(but IS a problem for cats with oxalate crystals)

What We Want to Achieve:
Urine pH needs to be between 6.2 and 6.3 or 6.4 for maintenance.
Needs to be about 6.0 to dissolve crystals that are already
present.  BUT note that very acidic diets can promote calcium
oxalate crystals and uroliths, which are much more dangerous than
struvite crystals.

Recommended Diet and Questions:
Canned food seems to be better than dried, since cats who eat
canned food have much more dilute urine.

s/d is for temporary feeding only, and dissolves the crystals.  
How frequently should a cat be monitored on s/d?

c/d-s (now just c/d-and what does this change imply?) is for
long-term prevention and maintenance.
How frequently does a cat on c/d need to be monitored?

Note:  there is no problem transitioning from s/d to c/d.

Liquid intake is important.  Frequent urination is good because
particles are less likely to form crystals; it may also decrease
the incidence of bladder infections.

Does One Want to Use Hill's (esp. for life)?:
There are questions about Hill's composition.  While I can
understand why a lower-protein diet might be indicated (even
though cats are carnivores, and this seems odd), why does Hill's
use such low-quality meat?  I have not seen any denial of that,
and it would be nice if the meat in the formulas was human-grade
and not "floor sweepings".

Adding Other Food in Addition to the Hill's:
Adding some other canned food may negate the benefits of the
prescription diet.  

Possible Options Other than Hill's (for maintenance):
NOTE:  I have not looked into these yet, these are just notes!
Abady Alternatives
Eukanoba low pH/s?
IVD Prescription Food
Medi-cal Preventative Formula
Science Diet Light
Waltham Feline Urinary SO 30
Wysong Uretic Formula

Other Possible Approaches:
Remember:  these are notes; I was trying to jot down both sides!
Amitryptyline, which would decrease pain associated with urination
and allow cat to urinate more easily (if not plug).
Add a bit (1/8 tsp or so) of vitamin C to food.  (Another person
says 250-mg pills [smallest possible] two times per day.  NOT the
chewable type.  BUT cats don't like it and it may be dangerous to
do this, and some question whether or not that actually acidifies
the urine.
Cranberry-Blueberry extract.
Methio-form tablets, which cat may think are a treat.  BUT  this
can cause methemoglobinemia, hemolytic anemia, etc.

What We Need to Avoid:
Protein- and fat-rich diets, which elevate the ingestion of
calcium and phosphorous, which correlate with kidney failure.
(But meat-based diets acidify the urine, and struvite commonly
forms in alkaline urine and dissolves in acidic urine,
soooooooo????).

Grazing.  Each time the cat eats, his/her urine becomes more
alkaline.  (Even with s/d and c/d?)  Feed two times a day.  (How
to change this????)

Other Causes Besides Alkaline Urine:
Bacterial Infection.  If there is bacteria inside the crystals,
that is almost always what has initiated the crystal formation.
Crystals need to be dissolved, but getting rid of the infection
(UTI) will [generally?] get rid of the problem.  This seems like a
relatively benign scenario.  (???)

Signature

Jean B.

zuzu22@webtv.net - 27 Jan 2005 16:34 GMT
>What We Need to Avoid:
>Protein- and fat-rich diets, which elevate
>the ingestion of calcium and phosphorous,
>which correlate with kidney failure.

Cats are carnivores. They are meant to eat a protein and fat rich diet.
There is no evidence that phosphorus causes kidney failure (only that it
can be harmful to cats that *already have* kidney failure) although our
resident Hill's employee repeatedly posts in such a way as to deceive
people into thinking it does. (His next effort is to promote the idea
that protein causes hyperthyroidism.)

If you feed your cat a diet as close as possible to what it is meant to
eat (high quality canned food instead of what basically amounts to
cereal with a little meat thrown in) it is unlikely you'd be having to
ask all these questions.

To make it easy for you, Wellness canned is an excellent food for long
term maintenance and promotes a urine ph of 6.1-6.4. There is no reason
(other than lining your vets pocket) why your cat should have to be on a
low quality prescription food "for life."

I have a cat that was hospitalized twice for blockage and emergency
surgery several years ago. Completely eliminating dry food and putting
him on Wellness canned has eliminated any recurrences.

Megan

                                   
Signature


"The only thing necessary for the triumph of evil is for good men to do
nothing."

-Edmund Burke

Learn The TRUTH About Declawing
http://www.stopdeclaw.com

Zuzu's Cats Photo Album:
http://www.PictureTrail.com/zuzu22

"Concerning all acts of initiative (and creation), there is one
elementary truth the ignorance of which kills countless ideas and
splendid plans: that the moment one definitely commits oneself, then
providence moves too. A whole stream of events issues from the decision,
raising in one's favor all manner of unforeseen incidents, meetings and
material assistance, which no man could have dreamt would have come his
way."

- W.H. Murray


Jean B. - 27 Jan 2005 17:57 GMT
> >What We Need to Avoid:
> >Protein- and fat-rich diets, which elevate
[quoted text clipped - 44 lines]
>
> - W.H. Murray

Thanks, Megan.  But I do assume we have to get rid of the crystals
totally first, if he has formed more.  It is, indeed, the
maintenance diet that I am most concerned about.  Did your cat
have struvite crystals or oxalate crystals?
Signature

Jean B.

zuzu22@webtv.net - 27 Jan 2005 21:02 GMT
>Thanks, Megan. But I do assume we
>have to get rid of the crystals totally first,
>if he has formed more.

True. However, if he refuses to eat the prescription diet you'll need to
find an alternative. I had very good luck in the past using Methioform
tablets, which is a prescription urinary acidifier, and Wellness canned
along with doing at least 100 mls of sub-q fluids each day. I refuse to
use prescription foods as they are basically low-quality crap and I have
always found alternatives that work just as well.

Food for my cats is one area where I absolutely will not compromise, and
I've seen a huge decrease in the number of vet visits I've had to make
since I went to super premium canned food several years ago. This is
especially important to me as I have a very high population of senior
cats over the age of 11 and having several get sick at once could be
financially catastrophic. Fortunately, feeding high quality canned is
paying off in spades and without exception my cats so far have perfect
bloodwork with no sign of kidney issues or other age related disease
you'd expect to start seeing in cats that are 11-14 years old.

>It is, indeed, the maintenance diet that I
>am most concerned about. Did your cat
>have struvite crystals or oxalate crystals?

Struvite.

Megan

                                   
Signature


"The only thing necessary for the triumph of evil is for good men to do
nothing."

-Edmund Burke

Learn The TRUTH About Declawing
http://www.stopdeclaw.com

Zuzu's Cats Photo Album:
http://www.PictureTrail.com/zuzu22

"Concerning all acts of initiative (and creation), there is one
elementary truth the ignorance of which kills countless ideas and
splendid plans: that the moment one definitely commits oneself, then
providence moves too. A whole stream of events issues from the decision,
raising in one's favor all manner of unforeseen incidents, meetings and
material assistance, which no man could have dreamt would have come his
way."

- W.H. Murray


Jean B. - 28 Jan 2005 02:05 GMT
> >Thanks, Megan. But I do assume we
> >have to get rid of the crystals totally first,
[quoted text clipped - 6 lines]
> use prescription foods as they are basically low-quality crap and I have
> always found alternatives that work just as well.

Wow!  One hundred mls is a lot!  Now we are going to do 10 mls--at
least  think it is mls.  Have to look at the bag of solution.

> Food for my cats is one area where I absolutely will not compromise, and
> I've seen a huge decrease in the number of vet visits I've had to make
[quoted text clipped - 5 lines]
> bloodwork with no sign of kidney issues or other age related disease
> you'd expect to start seeing in cats that are 11-14 years old.

That's great, and I will surely look into all of this more
thoroughly after we are over the hump.  I did get three different
types of food.  More on that later.

> >It is, indeed, the maintenance diet that I
> >am most concerned about. Did your cat
> >have struvite crystals or oxalate crystals?
>
> Struvite.

Okay.  That's what Mingy has.............

Jean B.
zuzu22@webtv.net - 28 Jan 2005 02:40 GMT
>Wow! One hundred mls is a lot! Now we
>are going to do 10 mls--at least think it is
>mls. Have to look at the bag of solution.

If your vet recommended 10 mls you need to find a new vet, but I'm
guessing you just misunderstood. :-)  A bag of fluids contains 1000 mls
of fluid and is marked at 100 ml intervals so I doubt you'd even be able
to measure 10 mls. 100 mls is not much at all and is considered a
"maintenance" dose.

Megan

                                   
Signature


"The only thing necessary for the triumph of evil is for good men to do
nothing."

-Edmund Burke

Learn The TRUTH About Declawing
http://www.stopdeclaw.com

Zuzu's Cats Photo Album:
http://www.PictureTrail.com/zuzu22

"Concerning all acts of initiative (and creation), there is one
elementary truth the ignorance of which kills countless ideas and
splendid plans: that the moment one definitely commits oneself, then
providence moves too. A whole stream of events issues from the decision,
raising in one's favor all manner of unforeseen incidents, meetings and
material assistance, which no man could have dreamt would have come his
way."

- W.H. Murray


Jean B. - 28 Jan 2005 11:41 GMT
> >Wow! One hundred mls is a lot! Now we
> >are going to do 10 mls--at least think it is
[quoted text clipped - 7 lines]
>
> Megan

Probably not mls--didn't check.  I remember the tech said 10, but
she may very well have said that when it is actually 100.  Yes,
the bag is marked is marked for 10 doses, so I think we are
actually speaking about the same amount....

Signature

Jean B.

GAUBSTER2 - 29 Jan 2005 00:57 GMT
>From: "Jean B." jbxyz@rcn.com

>> True. However, if he refuses to eat the prescription diet you'll need to
>> find an alternative. I had very good luck in the past using Methioform
>> tablets, which is a prescription urinary acidifier, and Wellness canned
>> along with doing at least 100 mls of sub-q fluids each day. I refuse to
>> use prescription foods as they are basically low-quality crap and I have
>> always found alternatives that work just as well.

Unfortunately that's just not true.  Prescripion foods are NOT "low-quality
crap".  Do you have anything to back that up or are you going to continue to
make unsubstaniated comments and then duck and dodge when questioned?  It sure
sounds like sour grapes coming from you since you must be one of these
washed-out techs that couldn't hack it in the real world?
equalizer - 29 Jan 2005 13:46 GMT
>>From: "Jean B." jbxyz@rcn.com
>
[quoted text clipped - 10 lines]
>sounds like sour grapes coming from you since you must be one of these
>washed-out techs that couldn't hack it in the real world?

Gee, and this coming from someone who continually hacks at people for
making personal attacks on you or Steve Crane instead of just sticking
to the points of the arguments. I have your posts archived on my machine
where you make that statement, care for me to post them against the post
I'm quoting here?

eq
equalizer - 30 Jan 2005 12:32 GMT
>>>From: "Jean B." jbxyz@rcn.com
>>
[quoted text clipped - 18 lines]
>
>eq

I didn't think so. Post referenced archived for future use.......

eq
Steve Crane - 28 Jan 2005 22:55 GMT
And I'm still waiting for you to tell us about that crystal ball you
have which lets you know WHICH cat will end up with renal failure.
Since there is not one whit worth of POSITIVE news in feeding high phos
foods - why on earth take the risk in face of one of the most common
killers of cats? It simply makes no sense whatsoever.

As for hyperthyroid issues, the patents are published, the clinical
trials and studies are submitted to peer reviewed journals and slated
for publication. Read 'em and weep when they get here later this year.

Promoting a food which has never been subjected to any clincial trial
for struvites or any other disease is a risk. Urolith formation and
urinary crystals are MUCH more complicated than just urine pH. Assuming
that any food which generates a urine pH in the right range will work
is a huge error. Has the food ever been subjected to APR (Activity
Product Ratio) studies? Nope. Has the food ever been subjected to any
clinical trial of any kind? Nope.

Life is full of risks, some we understand and some we don't. The ones
for which we have factual data and good peer reviewed published
studies, allow us to make logical prudent decisions. The issue of
excess phosphorus in a diet is a proven risk, well documented and well
understood. Everyone makes choices to ignore certain risks. Sometimes
the choice is between one risk versus another. Sometimes taking the
risk is just plain foolish, because there is no positive advantage to
taking the risk. Feeding excessive phos in a diet is one of those.
PawsForThought - 29 Jan 2005 01:51 GMT
>From: "Steve Crane" eodemolay@cox.net

>And I'm still waiting for you to tell us about that crystal ball you
>have which lets you know WHICH cat will end up with renal failure.
>Since there is not one whit worth of POSITIVE news in feeding high phos
>foods -

High phos foods????  I didn't see any mention of high phos foods.  I see you're
here once again to defend your employer, Hills.  You should spend more of your
time trying to teach them that dry food is not an appropriate diet for a
carnivore.

Isn't it funny that many people who switch to a food like Wellness report how
much better their cats are doing?  Sorry that it upsets you so much ;)

Lauren
________
See my cats:  http://community.webshots.com/album/56955940rWhxAe
Raw Diet Info: http://www.holisticat.com/drjletter.html
http://www.geocities.com/rawfeeders/ForCatsOnly.html
Declawing Info: http://www.wholecatjournal.com/articles/claws.htm
gaubster2 - 30 Jan 2005 05:22 GMT
----------------------
High phos foods????  I didn't see any mention of high phos f­oods.  I
see you're
here once again to defend your employer, Hills.  You should ­spend
more of your
time trying to teach them that dry food is not an appropriat­e diet
for a
carnivore.

Isn't it funny that many people who switch to a food like We­llness
report how
much better their cats are doing?  Sorry that it upsets you ­so much
;)
--------------------------
Hey Lauren....Does OMH recommend their products for FLUTD or is that
just the opinion of an internet hack like yourself?  Seems to me that
if the company that makes the stuff doesn't even recommend it for
FLUTD, then YOU shouldn't either!  Also, why do you continue to persist
in falsely maintaining that a "dry food" is not "appropriate" for cats?
Millions and millions of cats have thrived on dry diets and continue
to do so.  For someone who works for/with lawyers, it continues to
amuse me that the truth doesn't seem to hold much sway over you!  ;)

As for Steve defending Hill's, why does that "upset you so much"?  He
wasn't defending them, he was explaining to the OP what the difference
was between c/d-s and c/d (just a name change).  He then provided
additional info.  For the thousandth time, I'll ask you:  Why are you
such a Hill's Hater??
---MIKE--- - 27 Jan 2005 16:51 GMT
Jean, I know you are concerned about Mingy not drinking so here are some
observations.  I have two cats - Tiger is a very large 6 year old male
and Amber is a full sized 10 year old female.  They get a canned food
meal about 6AM and another about 5PM.  If I am home at noon Tiger gets a
small sample of the turkey I make my sandwich with and they both get a
few pieces of Wellness dry (lite).  At bedtime they again get a few
pieces of the dry.  I very rarely see either of them drink water even
though there are 5 water dishes scattered around the house.  The level
of the water goes down but I figure this is from evaporation.  They
produce plenty of urine so they must get their moisture from the canned
food (Wellness is 78 percent water.  (I hate paying 75 cents for a can
that's mostly water))!  One good way to get Mingy to eat is to get
several different flavors of canned food so you can find one he likes.
Make sure the food is slightly warmed (about body temp) and you can add
a little water to soften the texture.  I would avoid tuna flavor but
salmon would probably be ok.  I know you want him to eat the
prescription food but it's more important that he eats something -
anything (but not dry).

                 ---MIKE---
Jean B. - 27 Jan 2005 18:00 GMT
> Jean, I know you are concerned about Mingy not drinking so here are some
> observations.  I have two cats - Tiger is a very large 6 year old male
[quoted text clipped - 16 lines]
>
>                   ---MIKE---

Yes, when a cat doesn't eat, the first thought is to get it to
eat.  The second thought is to get it to accept whatever it is you
want it to eat.  <g>  Good luck, right?  I'd be happy to spend 75
cents a can for something Mingy would eat that is good for him.
Signature

Jean B.

Steve Crane - 28 Jan 2005 23:13 GMT
Jean,
I'll try to answer below.

>s/d is for temporary feeding only, and dissolves the crystals.
>How frequently should a cat be monitored on s/d?

If the original stone was confirmed by analysis, then monthly should be
enough.

> c/d-s (now just c/d-and what does this change imply?) is for
> long-term prevention and maintenance.
> How frequently does a cat on c/d need to be monitored?

The name was changed due to the confusion that existed by having two
different forms of c/d  - c/d-s for struvite and c/d-oxl for oxalates.
The new names are c/d and x/d. Cat's on c/d do not need to be monitored
any more frequently than being fed any other diet. Once the vet
initially confirms that urine pH is appropriate and no signs of
crystals are observed, then annual exams shouold be sufficient.

> There are questions about Hill's composition.  While I can
> understand why a lower-protein diet might be indicated (even
> though cats are carnivores, and this seems odd), why does Hill's
> use such low-quality meat?  I have not seen any denial of that,
> and it would be nice if the meat in the formulas was human-grade
> and not "floor sweepings".

The protein protion of c/d is 90.1% digestible. The objective of a
therapeutic diet is to resolve disease issues, not meet Madison Ave
marketing requirements. Now is not the time to engage in internet
fantasies about "human grade" meats. In regards to "human grade" there
is no such thing. I could package horse manure and used engine oil and
call it "human grade" with complete immunity. There is no legal
definition of "human grade" - it is merely Madison Ave marketing hype.
In therapeutic diets the nutrients must take first place on the
decision tree, not what "sounds good" and matches Madison Ave marketing
glitz. Specific nutrients allow a food of this nature to pass APR
studies which prove the food will nto induce struvite crystals in cats.

> Add a bit (1/8 tsp or so) of vitamin C to food.  (Another person
> says 250-mg pills [smallest possible] two times per day.  NOT the
> chewable type.  BUT cats don't like it and it may be dangerous to
> do this, and some question whether or not that actually acidifies
> the urine.

You couldn't get a cat to eat enough of this to alter the urine pH one
tenth of a point. Even force feeding massive amounts failed to move the
urine pH half a point.

> Cranberry-Blueberry extract.
While there is data on this in humans, it has nothign to do with urine
Ph but ratehr with the ability of certain parts of cranberries to
inhibit the attachment of bacteria to the bladder wall. Ther is NO data
that suggests this will be the same in cats. Further cats typically
have _sterile_ crystals and unlike dogs the issue of bacteria is not
the primary driver.

> Methio-form tablets, which cat may think are a treat.
If you use this - do so only under veterinary supervision and do NOT
feed an acidifying diet at the same time. You will likely push urine pH
into the sub 6.0 range and risk forming CaOX stones.
Jean B. - 29 Jan 2005 14:48 GMT
> Jean,
> I'll try to answer below.
[quoted text clipped - 4 lines]
> If the original stone was confirmed by analysis, then monthly should be
> enough.

When I asked why I was not given s/d, the vet said that was for
stones and Mingy had crystals.  As far as the crystals go, I think
they just did a quick microscopic analysis.

> > c/d-s (now just c/d-and what does this change imply?) is for
> > long-term prevention and maintenance.
[quoted text clipped - 3 lines]
> different forms of c/d  - c/d-s for struvite and c/d-oxl for oxalates.
> The new names are c/d and x/d.

Ah.  Well that makes sense.

Cat's on c/d do not need to be monitored
> any more frequently than being fed any other diet. Once the vet
> initially confirms that urine pH is appropriate and no signs of
> crystals are observed, then annual exams shouold be sufficient.

Okay.  We were initially told to go have that checked in 1-2
months.  I think I would  tend to go sooner, rather than later.

> > There are questions about Hill's composition.  While I can
> > understand why a lower-protein diet might be indicated (even
[quoted text clipped - 14 lines]
> glitz. Specific nutrients allow a food of this nature to pass APR
> studies which prove the food will nto induce struvite crystals in cats.

But you can also have high-quality meat in a therapeutic diet.
Why is this not the case?  Why would I want to use
"floor-sweepings", meat from possibly diseased organs, etc.?  Now
here's a possible tip:  if you used really high-grade meats in
addition to the formula that is (to a newbie to all of this,
anyway) scientifically designed to help such cats, then you would
have a winning product, which would get less flak.

> > Add a bit (1/8 tsp or so) of vitamin C to food.  (Another person
> > says 250-mg pills [smallest possible] two times per day.  NOT the
[quoted text clipped - 5 lines]
> tenth of a point. Even force feeding massive amounts failed to move the
> urine pH half a point.

Okay, I've read this more than once.

> > Cranberry-Blueberry extract.
> While there is data on this in humans, it has nothign to do with urine
[quoted text clipped - 3 lines]
> have _sterile_ crystals and unlike dogs the issue of bacteria is not
> the primary driver.

And Mingy's culture was negative.  Note that I was just putting
together notes based on my reading.  I was trying NOT to take
sides.

> > Methio-form tablets, which cat may think are a treat.
> If you use this - do so only under veterinary supervision and do NOT
> feed an acidifying diet at the same time. You will likely push urine pH
> into the sub 6.0 range and risk forming CaOX stones.

That's the problem, isn't it?  Seems like one is looking at a
small desirable range of urine pH.  

Now back to the s/d, how low does that push the pH?  I assume that
is the issue and why cats need to be checked frequently when on
that diet.  Also, did you see the three different comments I got
from three different vets re the use of s/d?  What IS the story
here?  Maybe you answered that elsewhere, so I will continue
reading.  

Thanks for your comments.

Signature

Jean B.

Steve Crane - 29 Jan 2005 17:12 GMT
> But you can also have high-quality meat in a therapeutic diet.
> Why is this not the case?  Why would I want to use
[quoted text clipped - 3 lines]
> anyway) scientifically designed to help such cats, then you would
> have a winning product, which would get less flak.

I guess we need to step back and define what "high quality" meat
is? Is it a meat source that is extremely digestible? (90.1%) Is it a
meat source that provides a very broad spectrum of amino acids? Is it a
meat source that contains very specific levels of nutrients designed to
meet the nutrient needs of the cat in any given disease stage? Or is
quality defined by Madison Ave marketing glitz about nonsense like
"human grade"?  The comment about "floor sweepings" is simply
Madison Ave marketing glitz in another form. No meats used at Hill's
or any other major manufacturer are "floor sweepings" or derived
from "diseased organs". I highly doubt that ANY of the larger premium
manufacturers would fit in this category. You would have to drop down
to the Ol Roy level to find such ingredients. That's simply more
catch phrase internet fantasy. The meats used in Hill's products are
all USDA graded meats. Many may be parts of the animal that we in our
western civilization do not prefer to eat, lungs, pork livers, other
internal organs etc. Have you noticed any specials at the grocery store
on pork hearts lately? None of these ingredients are "floor
sweepings", that's just nonsense used by scaremongers. It makes for
great press and gets your attention, but it's patent nonsense. The
choice is to provide the right nutrients to resolve disease issues or
provide the "right" ingredients to satisfy Madison Ave marketing
glitz. In the case of animals with some disease condition, providing
the right nutrients MUST always take precedence over Madison Ave
marketing hype.

>Now back to the s/d, how low does that push the pH?  I assume that
>is the issue and why cats need to be checked frequently when on
>that diet.  Also, did you see the three different comments I got
>from three different vets re the use of s/d?  What IS the story
>here?  Maybe you answered that elsewhere, so I will continue
>reading.

Prescription Diet s/d is designed to drive urine pH down to the 5.9-6.1
range. For that reason is can only be fed on a short term basis and
must be monitored carefully by a veterinarian. Understanding risks must
also be taken into account. Struvite crystal formation is common in
cats between 2-5 years of age, after age 7 Calcium Oxalate are more
common. Certain breeds - Persian, Himalyan and Burmese are more prone
to CaOx stones at any age. For these reasons a vet needs to be
involved. Suppose you have a 9 year old Persian presented with crystals
- would s/d be a good choice? Absolutely not, unless the stone was
analyzed as struvite, the vet found urine pH around 7+ etc. It is
interesting to note that all the cat foods on the market which make
claims about "urinary tract health" are required to drive urine pH
down below 6.0 for one year in order to use that claim. These foods hit
the grocery store shelves in the early 80's - at about the same
time that CaOx stones began to become more prevalent and common in
cats.
Jean B. - 30 Jan 2005 02:20 GMT
> > But you can also have high-quality meat in a therapeutic diet.
> > Why is this not the case?  Why would I want to use
[quoted text clipped - 28 lines]
> the right nutrients MUST always take precedence over Madison Ave
> marketing hype.

Okay.  Thank you for clarifying.  That's exactly what I want to
know.

> >Now back to the s/d, how low does that push the pH?  I assume that
> >is the issue and why cats need to be checked frequently when on
[quoted text clipped - 19 lines]
> time that CaOx stones began to become more prevalent and common in
> cats.

Yes, I have read that.  :-(  BYW, Mingy is a color-point Persian.
He was diagnosed with struvite crystals/blockage.  They appear to
have decided that just on the basis of a quick microscopic
examination.  I have been told the following by the three vets (in
case you didn't see all of this):

1.  Put him on c/d kibble.  Vet preferred kibble.  No mention of
s/d
2.  Vet strongly urges use of canned food.
3.  Vet seems to prefer canned food and gives me cans of s/d, c/d,
and Eukanuba.  Says something like s/d is higher grade.  

This is not only confusing, but ill-advised and just plain sloppy
advice.  No wonder I am trying to figure out my approach here and
doing as much research as I can stand online.
Signature

Jean B.

Karen Chuplis - 30 Jan 2005 03:26 GMT
>>> But you can also have high-quality meat in a therapeutic diet.
>>> Why is this not the case?  Why would I want to use
[quoted text clipped - 71 lines]
> advice.  No wonder I am trying to figure out my approach here and
> doing as much research as I can stand online.

I will tell you that I had a red persian that got crystals and would
eliminate inappropriately. I fed him the c/d we would go off of it
ocassionally but he did VERY well with it. You can *also* over worry which
will stress Mingy. I would add a high quality canned food he likes and
supplement with the low pH food (whichever he likes best). Add a Feliway
diffuser. This is basically what I;ve done with Grant. It has worked very
well. I do keep an eye on potty habits but he only had one slight relapse
about 3 mmonths after the first and it was such that it was just a sludgy
plug that my vet worked out manually, quickly and he has never had a problem
since.
Jean B. - 30 Jan 2005 15:03 GMT
>  
> I will tell you that I had a red persian that got crystals and would
[quoted text clipped - 7 lines]
> plug that my vet worked out manually, quickly and he has never had a problem
> since.

So, were you/are you feeding Grant c/d kibbles?  I wonder whether
kibbles intended for such kitties (to the degree that one decides
to feed kibble at all), with a primary diet of a quality canned
food would be a decent approach?  It is odd that some of the
uretic formulas JUST come in kibble form.  I do see, in much
reading, that a diet based on kibbles, even the ones designed for
struvite crystals, almost invariably results in more blockages.  
Signature

Jean B.

Karen Chuplis - 30 Jan 2005 16:43 GMT
>> I will tell you that I had a red persian that got crystals and would
>> eliminate inappropriately. I fed him the c/d we would go off of it
[quoted text clipped - 8 lines]
>
> So, were you/are you feeding Grant c/d kibbles?

Eukanuba Low pH. I put a little down at bedtime. Otherwise we use Petguard
wetfood.

>I wonder whether
> kibbles intended for such kitties (to the degree that one decides
> to feed kibble at all), with a primary diet of a quality canned
> food would be a decent approach?

Well, that is what most posters here who have had the problem do and it
seems to work. I tried Wellness, but mine did not like it. They are picky.
Finally I found they will eat Petguard Turkey Lite and Premium Feast (which
is beef and my vet likes them to stick to winged creatures, but they EAT it
and it is canned and good quality so there you are.)

>It is odd that some of the
> uretic formulas JUST come in kibble form.  I do see, in much
> reading, that a diet based on kibbles, even the ones designed for
> struvite crystals, almost invariably results in more blockages.

Yeah, I don't get why it is just dry kibble. I think eventually people will
come around to the idea it isn't a good main diet. I have water bowls all
over and my cats drink quite a bit now. They just get a kibble snack at
bedtiime.
---MIKE--- - 30 Jan 2005 17:08 GMT
Tiger and Amber both get a small amount of kibble treat (Wellness Lite
Super 5 mix) at noon and at bedtime.  I stress that it is a small
amount.  At regular meals, they usually finish up one 5.5 ounce can
between them within an hour.  I am trying to get them to lose a little
weight.

                 ---MIKE---
Jean B. - 31 Jan 2005 00:01 GMT
> Tiger and Amber both get a small amount of kibble treat (Wellness Lite
> Super 5 mix) at noon and at bedtime.  I stress that it is a small
[quoted text clipped - 3 lines]
>
>                   ---MIKE---

That stuff smells great--but the one sample I opened seemed
fishy.  I'll look at the ingredient list again though.  It's going
to be interesting getting Mingy to eat mostly canned food and not
graze on dry food.
Signature

Jean B.

Jean B. - 30 Jan 2005 23:59 GMT
> Yeah, I don't get why it is just dry kibble. I think eventually people will
> come around to the idea it isn't a good main diet. I have water bowls all
> over and my cats drink quite a bit now. They just get a kibble snack at
> bedtiime.

I am thinking that I would eventually just like to leave a bit of
kibble out if I am out for a long time, or maybe a tiny amount at
night.  But he needs to start actually EATING canned food, and not
just licking off the gravy.
Signature

Jean B.

W. Leong - 31 Jan 2005 02:23 GMT
>> Yeah, I don't get why it is just dry kibble. I think eventually people
>> will
[quoted text clipped - 6 lines]
> night.  But he needs to start actually EATING canned food, and not
> just licking off the gravy.

Try adding water to the canned food to make it like gravy or thick soup.
That's how I get more water into my cat Rusty who had 2 previous blockages
from struvite crystals.

Winnie
Jean B. - 31 Jan 2005 13:51 GMT
>  
> Try adding water to the canned food to make it like gravy or thick soup.
> That's how I get more water into my cat Rusty who had 2 previous blockages
> from struvite crystals.
>
> Winnie

Thanks, Winnie.  I've been adding a bit of homemade chicken broth
(no additives), but I can only get away with adding about a
spoonful.  I figure every little bit helps though.

Signature

Jean B.

PawsForThought - 30 Jan 2005 21:15 GMT
>From: "Jean B." jbxyz@rcn.com

>  I wonder whether
>kibbles intended for such kitties (to the degree that one decides
[quoted text clipped - 3 lines]
>reading, that a diet based on kibbles, even the ones designed for
>struvite crystals, almost invariably results in more blockages.  

Hi Jean,
I don't know if you've read this article by Dr. Zoran, but it's excellent on
why not to feed a carnivore a dry food:

http://www.catinfo.org/zorans_article.pdf

Lauren
________
See my cats:  http://community.webshots.com/album/56955940rWhxAe
Raw Diet Info: http://www.holisticat.com/drjletter.html
http://www.geocities.com/rawfeeders/ForCatsOnly.html
Declawing Info: http://www.wholecatjournal.com/articles/claws.htm
Steve Crane - 31 Jan 2005 15:11 GMT
> Hi Jean,
> I don't know if you've read this article by Dr. Zoran, but i­t's
excellent on
> why not to feed a carnivore a dry food:

> http://www.catinfo.org/zorans_article.pdf

Just bear in mind that this represents unproven hypothesis and theory -
it may be right - it may be wrong, and none of the current carbophobics
address any of the issues surrounding what happens when you suddenly
feed a large cat population a diet with substantially increased levels
of protein, phosphorus, iodine, and selenium that necessarily comes
along with most low carb diets.
Jean B. - 01 Feb 2005 01:35 GMT
> > Hi Jean,
> > I don't know if you've read this article by Dr. Zoran, but i­t's
[quoted text clipped - 9 lines]
> of protein, phosphorus, iodine, and selenium that necessarily comes
> along with most low carb diets.

Gee, I'm glad you responded to this, because I didn't see the
original article, which I am now printing.  Since I am in learning
mode, I will try to refrain from commenting.  But I did read a
mouse is the perfect pH for cat food.  Just found that
interesting.
Signature

Jean B.

Steve Crane - 31 Jan 2005 13:04 GMT
Hi Jean,
I agree with the advice on using a canend food with any cat that
has some issues with crystaluria. There have now been three published
peer reviewed studies which make it clear that we can increase the
amount of water that is excreted in the urine by using canned food
versus dry food and an equal amount of free water. It simply makes
logical sense to feed a canned food in that instance. I disagree that
every otherwise healthy cat ought to be on canned food. Urolithiasis is
a common disease, but still hits less than 5% of the population. Within
the small segment of cats affected by urolithiasis, there is another
small segment that do much better on canned foods than dry foods. In
the real world about 90% of cats fed a diet for crystals are fed dry
foods without a problem. I suspect the first vet considers the chances
too remote to require using canned foods which are many times more
expensive to feed than dry foods.
I have no clue why a vet would consider s/d a "higher" grade.
That's much like saying a screwdriver is a higher grade than a hammer.
They are two different tools designed to do two different jobs. Perhaps
she meant it as a food that would drive urine pH more acidic thus it
was a "higher grade".
Knowing your cat is a persian I can understand why the first vet
shied away from s/d. Absent a solid analysis of stones, a persian cat
is at much greater risk of oxalates than struvites and feeding s/d
could exacerbate the problem. In looking back through the posts I
didn't see any actual analysis - only a microscopic diagnosis. It is
not uncommon to have cats that are shedding struvite crystals, but have
a CaOx stone in the bladder. Were x-rays done? That could help shed
some light on the issue as well.
On-line research is a good thing, but you really have to be
careful. I have observed some awful advice out there, some that is just
plain dangerous. There seems to be a lot of people with zero education
in nutrition and whose sum total of experience exists in a single cat
they owned, or information from one web page or another. There is
certainly a huge danger in the world wide web, it requires that we
adopt a huge amount of skepticism to anything we read, otherwise we'll
end up thinking the earth if flat, the Halocaust never happened, and
the moon is made of green cheese.
Jean B. - 31 Jan 2005 13:41 GMT
> Hi Jean,
> I agree with the advice on using a canend food with any cat that
[quoted text clipped - 33 lines]
> end up thinking the earth if flat, the Halocaust never happened, and
> the moon is made of green cheese.

Thanks, Steve.  In spite of some of my comments, I truly am
looking for unbiased information--and for guidance as to what
would be best for Mingy.  It seems (right now) that canned is
best, and to the degree he gets kibble it probably should be that
which is designed for struvite crystals, br it Hills or some other
variety.  They did mention xrays, and none of the vets mentioned
stones.

I do find it odd that these vets seem to have such different ideas
re cat food after such an episode.  Given the omnipresence of
Hill's prescription cat foods in the veterinary offices, I would
have hoped the vets had received some sort of education on its
use.
Signature

Jean B.

Mickey4Paws - 31 Jan 2005 16:05 GMT
>Jean B. 31 Jan 2005 13:41
[quoted text clipped - 38 lines]

>Thanks, Steve.  In spite of some of my comments, I truly am
looking for unbiased information--

IMO, the information posted by Steve Crane is biased, since he does in fact
work for Hill's.  I think you're doing the right thing, Jean, by doing your
research on this issue.  As you see, there are quite a lot of opinions here.

Lauren
Rona Yuthasastrakosol - 31 Jan 2005 22:14 GMT
> IMO, the information posted by Steve Crane is biased, since he does
> in fact work for Hill's.  I think you're doing the right thing, Jean,
> by doing your research on this issue.  As you see, there are quite a
> lot of opinions here.
>
> Lauren

While I understand why you believe Steve Crane is biased, there is very
little in his post that promotes Hill's over any other product so this
particular post, IMO, is not biased at all.  He only mentions Hill's
products to answer Jean's questions about s/d vs the other one (was it
c/d?).  He in no way says, in his posts, that Jean must feed Hill's products
over any others.  Perhaps you could elaborate on what information in his
post is biased.

rona (Not trying to cause trouble, I'm just trying to understand)

Signature

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"[America] is filled with people who decided not to live in Europe.  We
had people who really wanted to live in Europe, but didn't have the
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Jean B. - 01 Feb 2005 01:37 GMT
> >Jean B. 31 Jan 2005 13:41
> [quoted text clipped - 38 lines]
[quoted text clipped - 10 lines]
> --
> Message posted via http://www.catkb.com

There sure are, and Steve does work for Hill's, but I still think
he has valuable input.  I just won't take his (or anyone else's)
as the final word on the topic.  Some folks seem to be more
credible than others, but I am new to all of this..........  
Signature

Jean B.

gaubster2 - 03 Feb 2005 07:19 GMT
> >Jean B. 31 Jan 2005 13:41
> [quoted text clipped - 38 lines]
[quoted text clipped - 10 lines]
> --
> Message posted via http://www.catkb.com

Lauren is what I have termed, "a Hill's Hater".  She dislikes
*anything* about Hill's or *anybody* that supports Hill's.  Steve
Crane, IMO, is a balanced, good source of info...regardless of the fact
that he works for Hill's.
BTW, I see that Lauren has "changed" her "name" on the ng, here.  ;)
Steve Crane - 03 Feb 2005 14:16 GMT
Lauren,
    I have never hidden who my employer is. I have no reason to do so.
If you search back you will find a number of posts like this one which
contain the "legalese" below. Since my "credentials" are an issue it's
probably time to re-state them a bit. I have been an emplpoyee of
Hill's for 20+ years. I have spent most of that time teaching vets and
techs the intricacies of small animal clinical nutrition. For the past
three years I have been tasked to literature search responsibilities
and new product development activities. I have well over 2,000 plus
hours of continuing education science sessions and I spend my days
intimately involved with veterinarians who have additional degrees -
PhD's, Board Certifications, Diplomates of the various boards etc. For
over 20 years I have lived and breathed small animal clinical nutrition
for more than 40 hours a week.

Legalese: While I am an employee of Hill's, ANYTHING I say here is my
personal opinion and my personal opinion alone and in NO way should it
be construed as representing my employer.
PawsForThought - 03 Feb 2005 15:50 GMT
>From: "Steve Crane" eodemolay@cox.net

>Lauren,
>     I have never hidden who my employer is. I have no reason to do so.
>If you search back you will find a number of posts like this one which
>contain the "legalese" below.

That's fine and all, but the only time I recall you admitting that you work for
Hill's is when you are asked about it.  There have been many posts by you where
you in fact did not state that you work for Hill's, and many of these posts
contain comments by you denigrating other pet foods/pet food companies.  I know
myself whenever I see someone bashing the competition, I take their information
as it is offered.

Lauren
________
See my cats:  http://community.webshots.com/album/56955940rWhxAe
Raw Diet Info: http://www.holisticat.com/drjletter.html
http://www.geocities.com/rawfeeders/ForCatsOnly.html
Declawing Info: http://www.wholecatjournal.com/articles/claws.htm
gaubster2 - 03 Feb 2005 17:44 GMT
> >From: "Steve Crane" eodemolay@cox.net
>
[quoted text clipped - 11 lines]
>
> Lauren

Lauren it seems you make the same allegation every 30 days or so.  When
are you going to get off this merry-go-round?  It seems to me that
since you can't destroy the message, you try to destroy the messenger.
You should really give it a rest!  It's quite clear that Steve knows
what he's talking about and since you have never been able to rebut
anything he's said and because he is affliated with a company that you
hate, that you try to impugn his integrity and/or the validity of his
arguments!
Phil P. - 29 Jan 2005 01:25 GMT
> I have started going back over the posts made on this topic and
> thought I would post some of my jottings here for comment and for
[quoted text clipped - 13 lines]
> *Moderate sodium is not a problem for cats with struvite crystals
> (but IS a problem for cats with oxalate crystals)

> What We Want to Achieve:
> Urine pH needs to be between 6.2 and 6.3 or 6.4 for maintenance.
> Needs to be about 6.0 to dissolve crystals that are already
> present.  BUT note that very acidic diets can promote calcium
> oxalate crystals and uroliths, which are much more dangerous than
> struvite crystals.

Jean,

If he's not taking to s/d- c/d - you can try other similarly formulated
diets.

Iams Low pH/S, Purina UR, or Walthams S/O Control pH.

Phil
Jean B. - 29 Jan 2005 14:56 GMT
>  
> If he's not taking to s/d- c/d - you can try other similarly formulated
[quoted text clipped - 3 lines]
>
> Phil

Yes, I now have some Eukanuba.  It's good to know there are
options.  
Signature

Jean B.


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