Objective—To determine prevalences of heartworm exposure (ie, positive heartworm
antibody test results) and heartworm infection (ie, positive heartworm antigen test results or …

Cats from animal shelters in Savannah, Georgia; Beaufort, South Carolina; and Baton
Rouge, Louisiana were used to determine the prevalence ofheartworm in random-source …

■ BACKGROUND The prevalence of feline heartworm disease (FHD) in the United States is
largely unknown, due, in part, to a previous lack of interest and understanding of heartworm …

Surveys have indicated an increased incidence of Dirofilaria immitis in cats over recent
years. Infection rates from 1% to 16% have been reported in endemic areas. In a given …

Serum samples from 157 cats were collected by veterinarians in Tulsa, OK and submitted for
heartworm tests with the goal of determining the local prevalence of Dirofilaria immitis …

A survey was conducted in 1990 to estimate the prevalence of heartworm infection among
Colorado dog populations subject to veterinary care. The study was also intended to …

Background Feline heartworm disease (HWD) is a complex and often misdiagnosed
disease in cats, caused by the filarial nematode Dirofilaria immitis. Despite its significant …

The serologic prevalence of Dirofilaria immitis infection in 601 dogs in Washington was
investigated in 1989-1990. Blood samples for serum were obtained from dogs …

The heartworm, DiroJilaria immitis, is enzootic in dogs in the United States. Diagnostic tests
for heartworm disease are usually included in the evaluation of dogs presented with …

In late November 1989, 1732 clinics and institutional veterinarians were sent a
questionnaire to assess the status of Dirofilaria immitis, and 51.7% responded. Of 247,716 …