Canine Heartworm & Drug Resistance in AUS WebinarPLUS Canine Heartworm & Drug Resistance in AUS WebinarPLUS Canine heartworm disease is a potentially deadly cardiopulmonary disease caused by the mosquito-borne filarial nematode Dirofilaria immitis. The mainstream prevention of heartworm is based on macrocyclic lactone (ML) administration. The recent re-emergence of D. immitis in dogs in Queensland, Australia and the identification of ML-resistant isolates in the USA poses an important question of whether ML-resistance has emerged in this parasite in Australia. |