Evaluation of Seroprevalence and Risk Factors of Heartworm Infection for Dogs in Rio de Janeiro with Access to Veterinary Care

• DOI: 10.1007/s11686-024-00859-2
• Publication Date: 2024-07-02T20:41:46Z
• Authors: Mariana Guedes; Tamiris Gomes; Bruno Alberigi; Emilene Prudente; Alexandre Bendas; Thalita Souza; Flavya Mendes-de-...; Fabiana Batalha K...; Alexandre Merlo; Norma Labarthe
• Keywords: Seroprevalence

Abstract Heartworm infection is a chronic disease with clinical signs and effects ranging from an asymptomatic condition to severe death. The prevalence of heartworm in the state Rio de Janeiro has been reported be high (21.3%). present study was conducted evaluate seroprevalence risk factors for canine population access veterinary services different areas Janeiro, Brazil. A total 1787 blood samples were obtained 135 practices across 8 (Rio municipality, São Gonçalo Niterói Baixada Fluminense, northern, southern, eastern, mountainous areas) tested presence Dirofilaria immitis antigens antibodies against several tick-borne pathogens using commercial immunochromatography technique (Vetscan® Flex 4 Rapid Test; Zoetis; NJ USA). Pet owners living conditions, physical characteristics, demographics, evaluation infection. Only two evaluated shown enhance D. infection, including having short hair coat vs. medium or long (OR 2.62) positive parasites 3.83). Clinical dogs typical that condition. overall 8.2%, 2.4% region 29.4% eastern area. It could not determined if veterinarians diligent about dispensing preventatives poor levels compliance by dog responsible higher rates some state.