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1.
Rev. chil. infectol ; 33(6): 696-699, dic. 2016. ilus
Article in Spanish | LILACS | ID: biblio-844424

ABSTRACT

A case of a girl with chronic posttraumatic osteomyelitis of the right tibia with microbiological isolation of Bacillus spp. by conventional methods and confirmation by mass spectrometry MALDI-TOF (matrix-assisted laser desorption/ionization time-of-flight mass) of Corynebacterium striatum is presented. Diagnostic methods, clinical manifestations, and resistance pattern of these infections are described.


Se presenta el caso de una adolescente con osteomielitis crónica postraumática de la tibia derecha con aislamiento microbiológico por métodos convencionales de Bacillus spp. y confirmación por espectrometría de masas MALDI-TOF de Corynebacterium striatum, microorganismo considerado generalmente saprófito. Se describen las presentaciones clínicas de estas infecciones descritas en la literatura científica, la necesidad del diagnóstico etiológico por técnicas no convencionales y el patrón de resistencia comúnmente expresado.


Subject(s)
Humans , Female , Adolescent , Osteomyelitis/diagnostic imaging , Surgical Wound Infection/diagnostic imaging , Tibia/injuries , Corynebacterium/isolation & purification , Corynebacterium Infections/diagnostic imaging , Osteomyelitis/microbiology , Surgical Wound Infection/microbiology , Tibia/surgery , Tibia/microbiology , Magnetic Resonance Imaging , Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization
2.
Biomédica (Bogotá) ; 35(4): 471-474, oct.-dic. 2015. ilus, tab
Article in Spanish | LILACS | ID: lil-768076

ABSTRACT

Yokenella regensburgei es un bacilo Gram negativo de la familia Enterobacteriaceae, que puede encontrarse en agua de pozos, alimentos y en el tubo digestivo de insectos y reptiles. Aunque se ha aislado de muestras provenientes de seres humanos, pocas veces se ha reportado como causante de infección y, en tales casos, especialmente en pacientes inmunosuprimidos. Se presenta aquí el primer caso de osteomielitis secundaria a una infección por Y. regensburgei en una paciente inmunocompetente después de un procedimiento quirúrgico.


The gram-negative bacillus Yokenella regensburgei (of the Enterobacteriaceae family) can be found in groundwater and foodstuffs, as well as the digestive tracts of insects and reptiles. Although it has been isolated from humans since its original description, it has rarely been reported as a cause of infection, and then, only in immunosuppressed patients. We report the first case of post-surgical secondary osteomyelitis due to Y. regensburgei in an immunocompetent woman who had undergone a craniotomy.


Subject(s)
Aged , Female , Humans , Osteomyelitis/microbiology , Surgical Wound Infection/microbiology , Temporal Bone/microbiology , Craniotomy , Enterobacteriaceae/isolation & purification , Enterobacteriaceae Infections/microbiology , Osteomyelitis/etiology , Osteomyelitis/diagnostic imaging , Pituitary Neoplasms/surgery , Surgical Wound Infection/diagnostic imaging , Temporal Bone/diagnostic imaging , Prolactinoma/surgery , Tomography, X-Ray Computed , Drainage , Immunocompromised Host , Drug Resistance, Multiple, Bacterial , Enterobacteriaceae/drug effects , Enterobacteriaceae Infections/etiology , Enterobacteriaceae Infections/diagnostic imaging , Hypophysectomy , Anti-Bacterial Agents/therapeutic use
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