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Also reported in: titer
No adult heartworm (Dirofilaria immitis) antigens were detected in the blood. This means your dog does not have an active adult heartworm infection. Note: The test can be falsely negative during the first 5-7 months after infection (before worms mature).
No adult heartworm (Dirofilaria immitis) antigens were detected in the blood. This means your dog does not have an active adult heartworm infection. Note: The test can be falsely negative during the first 5-7 months after infection (before worms mature).
Continue monthly heartworm prevention year-round. Annual testing is recommended even if your dog is on prevention, as no preventive is 100% effective.
Canine heartworm antigen: negative (0)Adult heartworm antigens were detected, confirming an active heartworm infection. Heartworms are transmitted by mosquitoes and live in the heart and pulmonary arteries, causing lung disease, heart failure, and damage to other organs.
Your dog needs treatment. The standard protocol involves 3 doses of melarsomine (an adulticide) given by deep intramuscular injection over 30 days. Strict exercise restriction is essential during treatment and for 8 weeks after. A microfilaricide (doxycycline plus ivermectin) may also be prescribed to kill the baby worms.
Canine heartworm antigen: positive (1)Upload your lab report and get your actual values interpreted in plain English — instantly, with no medical training required.