Genotipo Beijing de mycobacterium tuberculosis / Beijing genotype of mycobacterium tuberculosis

RESUMEN

Desde su primera descripción en el este de Asia, en los a;os 90, el genotipo Beijing de Mycobacterium tuberculosis ha sido descrito en vastas áreas del mundo. Este linaje esta asociado con una alta resistencia a las drogas antituberculosas con una rápida capacidad de diseminación y producción de epidemias, con propiedades patogénicas propias, junto con una incrementada virulencia, con una capacidad de diseminarse a nuevas áreas geográficas, en particular se han descrito diseminaciones a partir inmigrantes, provenientes de zonas con altas tazas de tuberculosis a zonas consideradas con baja incidencia.

ABSTRACT

Since its first description in East Asia in the 1990s, the Beijing genotype of Mycobacterium tuberculosis has been described in vast areas of the world. This lineage is associated with a high resistance to anti-tuberculosis drugs with a rapid capacity for dissemination and the production of epidemics, with its own pathogenic properties, together with an increased virulence, with an ability to spread to new geographical areas, in particular disseminations have been described. from immigrants, coming from areas with high rates of tuberculosis to areas considered to have low incidence.