Sentences with phrase «negative heartworm antigen test»

Not exact matches

Given all this - and given that cats are more apt to throw false - negatives on anything other than an antigen - test - he American Heartworm Society recommends trying to wait out the 2 to 3 year lifespan of the heartworms.

A less intense or negative antigen test is a good sign that the cat is eliminating the heartworm (s) on it's own.

And, finally, in any dog with a very low heartworm burden — say, just a couple of worms — the microfilariae may not be detected (this can also cause a false negative on the antigen test).

They tested 558 samples that had tested negative for heartworm antigen on the point - of - care test.

Veterinarians are accustomed to using the term «negative» when heartworm tests fail to detect antigen.

Unexpectedly, in contrast with these microscopical findings, serological results in this group of dogs were always negative, using subsequently both PetChek and Wittness Dirofilaria tests for canine heartworm antigen detection.

We had him tested for heartworm but received a false negative due to the lack of antigen at the time.