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

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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.

Keywords: Canine heartworm, Dirofilaria immitis, Mosquito vectors, Spatial prevalence


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


Brown et al. Parasites & Vectors 2012, 5:245