Fatal pulmonary strongyloidiasis in a dog: clinical implications and first molecular identification in Chile
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Abstract
A six-month-old male Pomeranian presented persistent cough, respiratory distress, and failure to respond to empirical and palliative treatment. Diagnostic imaging revealed severe pulmonary edema. Several nematode larvae were found after microscopic analysis of bronchoalveolar lavage (BAL) performed before the patient died. PCR and sequencing identified the larvae as Strongyloides stercoralis.
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References
Alcaíno, H., & Gorman, T. (1999). Parasitos de los animales domesticos en chile. Parasitología al día, 23(1-2), 33-41. http://dx.doi.org/10.4067/S0716-07201999000100006
Borrás, P., Pérez, M. G., Repetto, S., Barrera, J. P., Risso, M. G., Montoya, A., Miró, G., Fernandez, F., Telesca, L., Britton, C., & Ruybal, P. (2023). First identification of Strongyloides stercoralis infection in a pet dog in Argentina, using integrated diagnostic approaches. Parasites & Vectors, 16(1), 389. https://doi.org/10.1186/s13071-023-06022-6
Deak, G., Ionică, A. M., Taulescu, M., Negoescu, A., Ifteme, C., Roșoiu, M., & Mihalca, A. D. (2024). A severe case of hyperinfection by Strongyloides stercoralis in a pet dog from Romania. Parasitology International, 100, 102849. https://doi.org/10.1016/j.parint.2023.102849
Deplazes, P., Eckert, J., Mathis, A., von Samson-Himmelstjerna, G., & Zahner, H. (2016). Parasitology in Veterinary Medicine. Wageningen Academic Publishers. https://books.google.cl/books?id=DA9zjgEACAAJ
Folmer, O., Black, M., Hoeh, W., Lutz, R., & Vrijenhoek, R. (1994). DNA primers for amplification of mitochondrial cytochrome c oxidase subunit I from diverse metazoan invertebrates. Molecular Marine Biology and Biotechnology, 3(5), 294-299. PMID: 7881515
Garibaldi, R., Muñoz, N., Neira, P., Subercaseaux, B., & Villalón, L. (1990). [Intestinal parasites and ectoparasites in the V region, Chile: study in the Psychiatric Hospital of Putaendo]. / Entero y ectoparásitos en la V Región, Chile. Estudio en el Hospital Psiquiátrico de Putaendo. Boletín Chileno de Parasitología, 45(3-4), 83-85. PMID: 2152365.
Hai, N. T., Hongsrichan, N., Intuyod, K., Pinlaor, P., Yingklang, M., Chaidee, A., Pongking, T., Anutrakulchai, S., Cha’on, U., & Pinlaor, S. (2022). Strongyloides stercoralis infection induces gut dysbiosis in chronic kidney disease patients. PLOS Neglected Tropical Diseases, 16(9), e0010302. https://doi.org/10.1371/journal.pntd.0010302
Keiser, P. B., & Nutman, T. B. (2004). Strongyloides stercoralis in the Immunocompromised Population. Clinical Microbiology Reviews, 17(1), 208-217. https://doi.org/10.1128/cmr.17.1.208-217.2004
Kirkwood, N., & Šlapeta, J. (2024). Strongyloides stercoralis in two dogs from a household in temperate Australia. Australian Veterinary Journal, 102(7), 369-373. https://doi.org/https://doi.org/10.1111/avj.13330
López D, J., Abarca V, K., Paredes M, P., & Inzunza T, E. (2006). Parásitos intestinales en caninos y felinos con cuadros digestivos en Santiago, Chile: Consideraciones en Salud Pública. Revista médica de Chile, 134(2), 193-200. https://dx.doi.org/10.4067/S0034-98872006000200009
Mercado P, R., Jercic L, M. I., Torres H, P., Alcayaga U, S., Martins de Paula, F., Costa-Cruz, J. M., & Ueta, M. T. (2002). Inmunodiagnóstico de las infecciones por Strongyloides stercoralis en Chile utilizando la prueba de ELISA. Revista médica de Chile, 130(12), 1358-1364. https://dx.doi.org/10.4067/S0034-98872002001200005
Nosková, E., Svobodová, V., Hypská, V., Cerezo-Echevarria, A., Kurucová, T., Ilík, V., Modrý, D., & Pafčo, B. (2024). High-throughput sequencing of Strongyloides stercoralis – a fatal disseminated infection in a dog. Parasitology, 151(6), 587-593. https://doi.org/10.1017/S0031182024000568
Oddo, D., & Duarte, I. (1983). Sindrome de mala absorcion por Strongyloides stercoralis caso de autopsia. Revista médica de Chile, 111(4), 443-446. https://ru.dgb.unam.mx/items/61a4263f-785d-4b05-ac19-4ce3801bcf79
Sandoval, L., Mercado, R., Apt, W., Navarrete, C., Contreras-Levicoy, J., Ueta, M. T., Jercic, M. I., & Castillo, D. (2004). Strongyloidosis no autóctona en Chile: Descripción de un brote familiar. Parasitología latinoamericana, 59(1-2), 76-78. https://dx.doi.org/10.4067/S0717-77122004000100016
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