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1.
Braz. j. infect. dis ; 12(3): 198-201, June 2008. tab
Article in English | LILACS | ID: lil-493647

ABSTRACT

Tigecycline is the first of a new class of antibiotics named glycylcyclines and it was approved for the treatment of complicated intra-abdominal infections and complicated skin and skin structure infections. Notwithstanding this, tigecycline's pharmacological and microbiological profile which includes multidrug-resistant pathogens encourages physicians' use of the drug in other infections. We analyzed, during the first months after its launch, the tigecycline prescriptions for 113 patients in 12 institutions. Twenty-five patients (22 percent) received tigecycline for approved indications, and 88 (78 percent) for "off label" indications (56 percent with scientific support and 22 percent with limited or without any scientific support). The most frequent "off label" use was ventilator associated pneumonia (VAP) (63 patients). The etiology of infections was established in 105 patients (93 percent). MDR-Acinetobacter spp. was the microorganism most frequently isolated (50 percent of the cases). Overall, attending physicians reported clinical success in 86 of the 113 patients (76 percent). Our study shows that the "off label" use of tigecycline is frequent, especially in VAP. due to MDR-Acinetobacter spp., where the therapeutic options are limited (eg: colistin). Physicians must evaluate the benefits/risks of using this antibiotic for indications that lack rigorous scientific support.


Subject(s)
Adolescent , Adult , Aged , Aged, 80 and over , Female , Humans , Male , Middle Aged , Young Adult , Anti-Bacterial Agents/therapeutic use , Bacterial Infections/drug therapy , Minocycline/analogs & derivatives , Abdominal Cavity/microbiology , Acinetobacter Infections/drug therapy , Bacterial Infections/microbiology , Drug Labeling , Drug Resistance, Multiple, Bacterial , Enterobacteriaceae Infections/drug therapy , Minocycline/therapeutic use , Prospective Studies , Skin Diseases, Bacterial/drug therapy , Soft Tissue Infections/drug therapy , Staphylococcal Infections/drug therapy , Treatment Outcome , Young Adult
2.
Medicina (B.Aires) ; 46(4): 369-76, jul.-ago. 1986. tab
Article in Spanish | LILACS | ID: lil-41911

ABSTRACT

Nuestro objetivo en este trabajo fue determinar el rol de la vigilancia microbiológica y la evaluación clínica en el manejo de pacientes leucémicos con fiebre y granulocitopenia. Fueron analizados 42 casos de leucemia aguda y 57 episodios de fiebre en pacientes hospitalizados en el período comprendido entre el 1§ de enero y el 31 de diciembre del año 1982. Hubo 195 cultivos de vigilancia. Observamos 14 a 20% de colonización orofaríngea con flora potencialmente invasiva desde la primera semana de internación, sin cambios significativos en su composición ni en la velocidad de adquisición. La colonización por Candida se incrementó en la segunda y tercera semanas, y fue un hallazgo constante en los pacientes fallecidos con micosis diseminadas. No pudimos correlacionar colonización bacteriana con infección, quizá debido al escaso aislamiento de patógenos invasivos potenciales: Klebsiella. Pseudomonas (6 y 3%, respectivamente). Staphylococcus aureus fue el principal agente etiológico de las infecciones microbiológicamente documentadas (42%); no realizamos cultivos nasales de vigilancia como para establecer una correlación entre infecciones estafilocócicas y condición de portador nasal del mismo gérmen


Subject(s)
Adult , Humans , Male , Female , Cross Infection/complications , Leukemia/complications , Neutropenia/complications , Argentina , Fever , Follow-Up Studies , Cross Infection/drug therapy , Cross Infection/microbiology
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