Re: [Felvtalk] Do you know why....

2010-04-20 Thread Heather
I've had kittens go from negative to positive, and positive to negative. Also had a double+ adult turn out to be only FIV+.His initial snap was said to be a light positive and I know that term is highly debatable, but for the record, he did not have a strong blue dot on the first test, but a

Re: [Felvtalk] Do you know why....

2010-04-19 Thread Beth Noren
Not sure statistically how often it happens, but I know it can, because it happened to me. Tested mom cat (negative) and sickly 7 week old runt (positive) with the in-house Elisa snap test. Four other littermates were separated from mom and the runt and were tested at 8 weeks (all negative). At

Re: [Felvtalk] Do you know why....

2010-04-19 Thread Lorrie
On 04-18, Reyna Castano wrote: If a cat tests negative for feline leukemia why does the vet recommend a second test in two months? What are the possibilities of the same cat testing positive the second time? Reyna Because if a cat was exposed to FelV it takes about 6 weeks for the virus to