Lab 5 Review Question - Possible Answers

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1. A. Positive

B. Positive

C. No need to reconcile findings this is classic heartworm.

 

2. A. Negative

B. Positive

C. Either the adults have died, leaving long lived microfilariae still in the blood OR the infection is just becoming patent and not enough Ag has been released to be detected by the test.

 

3. A. Positive

B. Negative

C. Occult infection, the microfilariae have been cleared (drugs or an immune response may do this) but adults are still present.

 

4. A. Negative

B. Negative

C. No need to reconcile findings the dog does not have adult worms (pre-patent or not infected).

 

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