What is a weak positive heartworm test?

【Expert answer】

Created: 2022-05-27 15:54:10

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Testing for Microfilariae: Any antigen test that is positive or “weak” positive should be followed up with a test for microfilariae. The presence of microfilariae confirms that mature adult worms are present in the heart and indicates the need for specific treatment to kill microfilariae.

What is a faint positive heartworm test?

Most heartworm tests are actually looking for antibodies in the bloodstream, so when they come up positive (even light positive, this means that your dog has antibodies or that your dog has been exposed.

Can a dog recover from being heartworm positive?

No one wants to hear that their dog has heartworm, but the good news is that most infected dogs can be successfully treated. The goal is to first stabilize your dog if he is showing signs of disease, then kill all adult and immature worms while keeping the side effects of treatment to a minimum.

How do you read the results of a heartworm test?

To determine the test result, read the reaction spots in the result window. Any color development in the sample spots indicates the presence of heartworm antigen. If no color develops in the positive control spot, repeat the test. I ran the SNAP Heartworm RT Test and received a light positive on a spot.

How common are false positive heartworm tests?

A. False-positive results with heartworm antigen tests are rare.

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