Mostrar el registro sencillo del ítem
dc.contributor.author
Heine, Adriana C.
dc.contributor.author
García, Susana
dc.contributor.author
Barberis, Claudia
dc.contributor.author
Vay, Carlos Alberto
dc.contributor.author
Mollerach, Marta Eugenia
dc.contributor.author
Bonofiglio, Laura
dc.contributor.author
Famiglietti, Ángela
dc.date.available
2021-03-08T13:09:51Z
dc.date.issued
2019-01
dc.identifier.citation
Heine, Adriana C.; García, Susana; Barberis, Claudia; Vay, Carlos Alberto; Mollerach, Marta Eugenia; et al.; Identificación y sensibilidad a los antimicrobianos de aislados de estreptococos del grupo viridans provenientes de pacientes internados en un hospital universitario de la ciudad de Buenos Aires; Asociación Argentina de Microbiología; Revista Argentina de Microbiología; 51; 1; 1-2019; 26-31
dc.identifier.issn
0325-7541
dc.identifier.uri
http://hdl.handle.net/11336/127711
dc.description.abstract
Members of the viridans group streptococci (VGS) are the cause of local and invasive infections. Due to the severity of these infections and taking into account that reports regarding epidemiological aspects are scarce, the aims of this work were the identification and the study of the antibiotic susceptibility profiles of the isolates recovered from patients that were hospitalized in order to find out about the resistance level and the epidemiology of infections in which VGS are involved. A hundred and thirty two isolates identified as VGS were isolated at Hospital de Clínicas «José de San Martín» during the period 2011-2015. The identification was performed by biochemical test and mass spectrometry by Matrix Assisted Laser Desorption Ionization -Time of Flight Mass Spectrometry. Streptococcus anginosus group was prevalent (42%) followed by Streptococcus mitis group (33%). In the latter, isolates of Streptococcus pneumoniae were excluded. All the VGS isolates were susceptible to ertapenem, meropenem, linezolid and vancomycin; 25.8% were resistant (I+R) to penicillin, being prevalent in the S. mitis group. Regarding ceftriaxone and cefepime 96.9% of the isolates were susceptible. Only two isolates were resistant to levofloxacin, 27.2% to tetracycline and it was not found high level resistance to gentamycin (MIC range 0.5-32 μg/ml). Resistance to erythromycin was 17.4% with no significant difference between M and MLS phenotypes. The most active antibiotics were in addition to ceftriaxone and cefepime, vancomycin, ertapenem, meropenem and linezolid. These results highlight the importance of the continuous surveillance of the infections caused by VGS in order to predict a correct antibiotic therapy.
dc.format
application/pdf
dc.language.iso
spa
dc.publisher
Asociación Argentina de Microbiología
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/
dc.subject
ANTIBIOTIC RESISTANCE
dc.subject
IDENTIFICATION
dc.subject
VIRIDANS GROUP STREPTOCOCCI
dc.subject.classification
Enfermedades Infecciosas
dc.subject.classification
Ciencias de la Salud
dc.subject.classification
CIENCIAS MÉDICAS Y DE LA SALUD
dc.title
Identificación y sensibilidad a los antimicrobianos de aislados de estreptococos del grupo viridans provenientes de pacientes internados en un hospital universitario de la ciudad de Buenos Aires
dc.title
Identification and antibiotic susceptibility of viridans group streptococci isolates recovered from patients hospitalized at a teaching hospital in Buenos Aires City
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-11-18T17:31:01Z
dc.identifier.eissn
1851-7617
dc.journal.volume
51
dc.journal.number
1
dc.journal.pagination
26-31
dc.journal.pais
Argentina
dc.description.fil
Fil: Heine, Adriana C.. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina
dc.description.fil
Fil: García, Susana. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina
dc.description.fil
Fil: Barberis, Claudia. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina
dc.description.fil
Fil: Vay, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay; Argentina. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina
dc.description.fil
Fil: Mollerach, Marta Eugenia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Microbiología, Inmunología y Biotecnología; Argentina
dc.description.fil
Fil: Bonofiglio, Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Microbiología, Inmunología y Biotecnología; Argentina
dc.description.fil
Fil: Famiglietti, Ángela. Universidad de Buenos Aires. Facultad de Medicina. Hospital de Clínicas General San Martín; Argentina
dc.journal.title
Revista Argentina de Microbiología
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0325754118300348
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.ram.2018.03.004
Archivos asociados