One of our clients contacted us recently asking how concerned they should be about heartworm.  They had heard a report that heartworm was on the rise in Queensland. Heartworm is a parasite that is spread by nasty blood-sucking mosquitoes.  So it’s not exactly avoidable (unless your dog lives in a bubble). Infection with heartworm is potentially fatal because it causes heart failure in dogs. Treatment involves a hospital stay, great…