Atypical <i>Klebsiella</i> Species in a Third Level Hospital as Cause of Neonatal Infection

AuthorDamian David Cifuentes Castanedaen
AuthorNinfa Ramirez Duranen
AuthorIliana Espinoza Riveraen
AuthorLuz Marcela Caro Gonzalezen
AuthorMartin Pablo Antonio Moreno Perezen
AuthorHugo Mendieta Zeronen
Issued Date2018-03-31en
AbstractBackground: The opportunistic pathogen Klebsiella pneumoniae is one of the main causes of pediatric bacterial blood stream infections (BSI), which is complicated with sepsis and high mortality. Objectives: To identify atypical Klebsiella species affecting a sample of infected neonates with low antimicrobial response. Methods: Multidrug resistant blood cultures for Klebsiella from a Neonatal Service, were submitted to molecular identification by sequencing analysis of 16S ribosomal RNA. Results: The mean age of the newborns was 14.7 ± 5.6 days. A total of 6 out of 8 cases were sepsis, 1 case of pneumonia, and 1 a catheter-related infection. The molecular identification showed 3 cases of K. pneumoniae subsp. ozaenae, 2 of K. pneumoniae and K. variicola, and 1 case of K. oxytoca. The highest antimicrobial resistance was against cephalosporins and Trimethoprim/sulfamethoxazole. Conclusions: Klebsiella pneumoniae subsp. ozaenae was responsible for multidrug resistant strains of Klebsiella even in 37.5% of cases. In our clinical setting, the use of Amikacin and carbapenems are still useful to treat neonatal infections by Klebsiella even against K. variicola, which is the most resistant.en
DOIhttps://doi.org/10.5812/jjm.62393en
KeywordAmikacinen
KeywordNeonatal Sepsisen
KeywordMultidrug Resistanceen
Keyword<i>Klebsiella pneumoniae</i> subsp. <i>ozaenae</i>en
Keyword<i>K. variicola</i>en
PublisherBrieflandsen
TitleAtypical <i>Klebsiella</i> Species in a Third Level Hospital as Cause of Neonatal Infectionen
TypeBrief Reporten

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