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1.
Rev Clin Esp ; 203(11): 521-5, 2003 Nov.
Article in Spanish | MEDLINE | ID: mdl-14599391

ABSTRACT

With the objective of analyzing the usefulness of a new technique of fast detection of pneumococcal antigen in urine (Binax NOW Streptococcus pneumoniae urinary antigen test) 163 community pneumonia episodes were reviewed. The test was positive in 30 cases, and gave rise to therapeutic implications in 12 patients. The global sensitivity was 57%, being superior in patients with HIV infection (70%), and the specificity was 91.6%. In 16 episodes it was the only diagnostic test of pneumococcal infection. The determination of pneumococcal antigen through this technique is a useful tool for the diagnosis of community pneumonia, mainly due its high specificity.


Subject(s)
Antigens, Bacterial/analysis , Pneumonia, Pneumococcal/diagnosis , Pneumonia, Pneumococcal/microbiology , Streptococcus pneumoniae/immunology , Community-Acquired Infections/diagnosis , Community-Acquired Infections/microbiology , Female , Humans , Male , Middle Aged , Retrospective Studies , Sensitivity and Specificity , Time Factors
2.
Rev. clín. esp. (Ed. impr.) ; 203(11): 521-525, nov. 2003.
Article in Es | IBECS | ID: ibc-26179

ABSTRACT

Con el objetivo de analizar la utilidad de una nueva técnica de detección rápida de antígeno neumocócico en orina (Binax NOW Streptococcus pneumoniae urinary antigen test) se revisaron 163 episodios de neumonía comunitaria. La prueba fue positiva en 30 casos, con implicaciones terapéuticas en 12. La sensibilidad global fue del 57 por ciento, siendo superior en pacientes con infección por el virus de la inmunodeficiencia humana (VIH) (70 por ciento) y la especificidad del 91,6 por ciento.En 16 episodios fue la única prueba diagnóstica de infección neumocócica. La determinación de antígeno neumocócico mediante esta técnica es una herramienta útil en el diagnóstico de la neumonía comunitaria, principalmente por su alta especificidad (AU)


Subject(s)
Middle Aged , Male , Female , Humans , Sensitivity and Specificity , Streptococcus pneumoniae , Time Factors , Community-Acquired Infections , Pneumonia, Pneumococcal , Retrospective Studies , Antigens, Bacterial
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