Wow......thank you!

Sent from my iPhone

On Dec 7, 2011, at 5:49 PM, molvey...@hotmail.com <molvey...@hotmail.com> wrote:

> That's about as deep as my medical knowledge goes too.  My poor vet had a 
> time explaining it to me.  I didn't know white blood cells are made in the 
> bone marrow.  I didn't even realize something could be in your bloodstream 
> but not in your white blood cells.  As much as I get annoyed with vets and 
> doctors they do have to go through a lot of training to learn all this stuff.
> 
> 
> sent from my AT&T Smartphone by HTC
> 
> ----- Reply message -----
> From: "Beth" <create_me_...@yahoo.com>
> Date: Wed, Dec 7, 2011 5:57 pm
> Subject: [Felvtalk] Very Scary Testing results!
> To: <felvtalk@felineleukemia.org>
> 
> That's the most easy to understand explanation I've heard yet :)
> 
> Maureen Olvey <molvey...@hotmail.com> wrote:
> 
> >
> >Here's how my vet friend explained things to me which will clarify a little 
> >about what Beth is saying about the IFA test.
> >
> >The IFA test looks to see if the virus is in the white blood cells.  It's 
> >not a bone marrow test however, white blood cells are produced in the bone 
> >marrow, so if the virus is in the white blood cells then it's because it's 
> >replicating in the bone marrow.  If it's not replicating in the bone marrow 
> >the FeLV virus could still be in the bone marrow but dormant.  You wouldn't 
> >know that without a bone marrow test because it's just sitting there not 
> >doing anything and not spreading or causing problems.
> > 
> > 
> >So here's what the vet has told me about the all ways of testing:
> > 
> >The first screening test is the ELISA test.  The ELISA test can be performed 
> >two ways.  It can be done using a snap test kit in the vet's office or the 
> >blood sample can be sent to a lab where they do a "Well test."  The well 
> >test is also an ELISA test that looks for small fragments of the virus in 
> >the bloodstream but just done a different way and uses a much larger blood 
> >sample.  The ELISA test that is done with a snap test kit in the vet's 
> >office is also called a combo test because it looks for FIV also.  Then 
> >there is the 3 way snap test kit which looks for FIV, FeLV and heartworms.  
> >I think the ELISA test that is done in a well by sending the blood to a lab 
> >just looks for FeLV, not the other two.  I'm not positive though.
> > 
> >So, the ELISA test looks to see if there are small fragments of the virus in 
> >the blood stream.  Part of the virus could be in the bloodstream but not in 
> >the white blood cells.  It gets into the oral cavities and bloodstream 
> >before it goes into the bone marrow.  When it gets into the bone marrow it 
> >could start replicating and then it gets into the white blood cells.  The 
> >IFA test looks to see if the virus is in the white blood cells.  So from my 
> >understanding, the virus has to progress from the bloodstream into the bone 
> >marrow and replicate like Beth is saying to get into the white blood cells.  
> >Usually once it's starts replicating in the bone marrow and getting into the 
> >white blood cells the cat will not be able to fight off the virus.
> > 
> >FYI - my vet has also said that the 3 way snap test kits don't seem to be as 
> >reliable as the combo snap test kit.
> > 
> >So that's a very simple and basic way of explaining the different ways of 
> >testing and what they look at to determine what stage the virus is in as it 
> >spreads throughout the body.  That's my understanding and I hope it's 
> >correct.
> > 
> >
> >
> >
> >Date: Wed, 7 Dec 2011 08:12:39 -0800
> >From: create_me_...@yahoo.com
> >To: felvtalk@felineleukemia.org
> >Subject: Re: [Felvtalk] Very Scary Testing results!
> >
> >
> >
> >The IFA tests weather the virus is replicating in the bone marrow. You can 
> >have a positive SNAP & a negative IFA. This does NOT mean the cat is 
> >negative. It just means the virus is not replicating in the bone marrow. 
> >Any test can be done wrong & labs can mix up donors with specimins. It 
> >happens with humans, it can certainly happen in our pets. 
> >
> >Don't Litter, Fix Your Critter! www.Furkids.org
> >
> > 
> >
> >
> >
> >
> >
> >From: GRAS <g...@optonline.net>
> >To: felvtalk@felineleukemia.org 
> >Sent: Wednesday, December 7, 2011 9:21 AM
> >Subject: Re: [Felvtalk] Very Scary Testing results!
> >
> >The IFA is not testing the bone marrow, though....that would be yet another
> >test.
> >
> >-----Original Message-----
> >From: felvtalk-boun...@felineleukemia.org
> >[mailto:felvtalk-boun...@felineleukemia.org] On Behalf Of Beth
> >Sent: Tuesday, December 06, 2011 9:57 PM
> >To: felvtalk@felineleukemia.org
> >Subject: Re: [Felvtalk] Very Scary Testing results!
> >
> >It is possible the SNAP tests were positive & an IFA was negative because
> >the virus had not progressed to the bone marrow. I also wonder if the SNAP
> >tests that were positive were done on the new 3way tests. Our shelter
> >stopped using them because they were not dependable.
> >
> >Kat Parker <korruptaki...@gmail.com> wrote:
> >
> >>*Very scary.. see below..*
> >>
> >>------Original Message------
> >>From: Ellen Fawl
> 
> 
> 
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