PATHOLOGY

Detailed explanation-1: -Cats are relatively resistant to heartworm infection when compared to dogs, with the infection rate in cats reported to be 5-20% of the rate in dogs in the same geographic location; however, infection can still occur. Typically, cats have fewer adult worms than dogs, usually less than six.

Detailed explanation-2: -Hosts for heartworm include domestic dogs, wolves, foxes, and raccoons. Heartworm is spread by mosquitoes that bite an infected host and then pass the parasite to another host during a blood meal.

Detailed explanation-3: -Causes of Heartworm Disease in Cats The parasite Dirofilaria immitis is the cause of heartworm disease. It is transmitted by mosquitos.