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Key factors influencing canine heartworm, Dirofilaria immitis, in the United States

Heidi E Brown1, Laura C Harrington2, Phillip E Kaufman3, Tanja McKay4, Dwight D Bowman5*, C Thomas Nelson6, Dongmei Wang7 and Robert Lund7

Author Affiliations

1 School of Geography and Development, University of Arizona, Tucson, AZ, 85721, USA

2 Department of Entomology, Cornell University, Ithaca, NY, 14853, USA

3 Entomology and Nematology Department, University of Florida, Gainesville, FL, 32611, USA

4 Department of Biological Sciences, Arkansas State University, State University, AR, 72467, USA

5 Department of Microbiology and Immunology, College of Veterinary Medicine, Cornell University, Ithaca, NY, 14853, USA

6 Animal Medical Center, Anniston, AL, 36201, USA

7 Department of Mathematical Sciences, Clemson University, Clemson, SC, 29634-0975, USA

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Parasites & Vectors 2012, 5:245  doi:10.1186/1756-3305-5-245

Published: 30 October 2012


An examination of the Companion Animal Parasite Council’s (CAPC) canine heartworm data to clarify the spatial prevalence of heartworm in the United States. Factors thought to influence the spatial risk of disease, as identified in a recent CAPC workshop, are discussed.

Canine heartworm; Dirofilaria immitis; Mosquito vectors; Spatial prevalence