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Potencial zoonótico de Chlamydia psittaci: un reporte de caso
Danijela Horvatek Tomić1, Marija Krkljuš2, Željko Gottstein1
1Department of Poultry Diseases with Clinic, Faculty of Veterinary Medicine, University of Zagreb, Zagreb, Croatia.
Frontiers in veterinary science
|February 5, 2026
Resumen
La clamidiosis aviar, causada por Chlamydia psittaci, puede infectar a los humanos a través del contacto con aves. Este estudio detectó el patógeno en aves de compañía y su hogar, destacando la necesidad de medidas de bioseguridad.
Área de la Ciencia:
- Medicina Veterinaria
- Enfermedades Zoonóticas
- Microbiología
Sus antecedentes:
- La clamidiosis/psitacosis es causada por la bacteria Chlamydia psittaci, un patógeno intracelular obligado.
- Las aves, particularmente los loros, son reservorios comunes, que eliminan la bacteria a través de diversas excreciones corporales.
- Las infecciones humanas suelen ocurrir a través del contacto cercano con especies aviares infectadas.
Objetivo del estudio:
- Reportar un caso de transmisión de clamidiosis aviar/psitacosis dentro de un hogar.
- Identificar el genotipo de Chlamydia psittaci involucrado en la transmisión.
- Enfatizar las medidas preventivas contra la transmisión zoonótica.
Principales métodos:
- Se utilizó PCR en tiempo real para detectar Chlamydia psittaci en muestras de aves y un humano.
- Se realizó un análisis filogenético del gen ompA en aislados aviares.
- Las muestras incluyeron tejidos y excreciones de aves de compañía y suero de un niño.
Principales resultados:
- Se detectó Chlamydia psittaci en todas las muestras de aves y en las muestras no séricas del niño.
- El análisis filogenético identificó el genotipo predominante como 'A', conocido por su virulencia.
- Los hallazgos indican una transmisión exitosa de las aves de compañía al hogar humano.
Conclusiones:
- Las aves de compañía pueden albergar y transmitir Chlamydia psittaci virulenta (genotipo A) a los humanos.
- La detección temprana y la bioseguridad estricta son cruciales para prevenir la propagación zoonótica.
- La adquisición de aves de fuentes verificadas y la monitorización de signos de enfermedad son estrategias preventivas esenciales.
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