Clinical Cutaneous Leishmaniasis Rates Are Associated with Household Lutzomyia gomezi, Lu. Panamensis, and Lu. trapidoi Abundance in Trinidad de Las Minas, Western Panama

Azael Saldaña Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama; Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de Medicina Veterinaria, Universidad Nacional, Heredia, Costa Rica; Division of Medical Education, Penn State College of Medicine, Hershey, Pennsylvania

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Luis F. Chaves Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama; Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de Medicina Veterinaria, Universidad Nacional, Heredia, Costa Rica; Division of Medical Education, Penn State College of Medicine, Hershey, Pennsylvania

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Chystrie A. Rigg Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama; Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de Medicina Veterinaria, Universidad Nacional, Heredia, Costa Rica; Division of Medical Education, Penn State College of Medicine, Hershey, Pennsylvania

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Coridalia Wald Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama; Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de Medicina Veterinaria, Universidad Nacional, Heredia, Costa Rica; Division of Medical Education, Penn State College of Medicine, Hershey, Pennsylvania

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Joanne E. Smucker Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama; Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de Medicina Veterinaria, Universidad Nacional, Heredia, Costa Rica; Division of Medical Education, Penn State College of Medicine, Hershey, Pennsylvania

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Jose E. Calzada Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama; Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de Medicina Veterinaria, Universidad Nacional, Heredia, Costa Rica; Division of Medical Education, Penn State College of Medicine, Hershey, Pennsylvania

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American cutaneous leishmaniasis (ACL) transmission patterns have been increasingly associated with domestic and peridomestic environments. Here, we present results from an epidemiological survey of 94 people from 24 households in Trinidad de Las Minas, western Panama. We studied the role of sand fly abundance, housing quality, peridomicile landscape matrix, and vegetation structure on shaping household clinical ACL rate patterns at Trinidad de Las Minas. We found that sand fly abundance was significantly associated with household clinical ACL rates, with a 6% rate increase for each additional Lutzomyia gomezi sand fly found inside a domicile.

Author Notes

* Address correspondence to Jose E. Calzada, Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud, Apartado Postal No. 0816-02593, Panama City, Republic of Panama. E-mail: jcalzada@gorgas.gob.pa

Financial support: This work was supported by SENACYT grant CCP06-040, Netropica grant 04-N-2010, and a Nagasaki University Cooperative Grant and Japan Society for the Promotion of Science.

Authors' addresses: Azael Saldaña, Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama, and Centro de Investigación y Diagnóstico de Enfermedades Parasitarias (CIDEP), Facultad de Medicina, Universidad de Panamá, Panama City, Panama, E-mail: asaldana@gorgas.gob.pa. Luis F. Chaves, Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de Medicina Veterinaria, Universidad Nacional, Heredia, Costa Rica, and Graduate School of Environmental Sciences, Hokkaido University, Sapporo, Japan, E-mail: lchaves@ees.hokudai.ac.jp. Chystrie A. Rigg, Coridalia Wald, and Jose E. Calzada, Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud (ICGES), Panama City, Panama, E-mails: carcdlob@hotmail.com, coridaliaw@yahoo.com, and jcalzada@gorgas.gob.pa. Joanne E. Smucker, Division of Medical Education, Penn State College of Medicine, Hershey, PA, E-mail: anny.smucker@gmail.com.

Reprint requests: Jose E. Calzada, Departamento de Parasitología, Instituto Conmemorativo Gorgas de Estudios de la Salud, Apartado Postal No. 0816-02593, Panama City, Republic of Panama, Tel: 507-227-4111, Fax: 507-225-4366, E-mail: jcalzada@gorgas.gob.pa.

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