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N. meningitidis serogroup W has recently been introduced into Chile. This serogroup has been associated with hypervirulent strains capable of causing outbreaks. Furthermore, there is data suggesting that the spectrum of clinical manifestations varies among different serogroups. Here we describe t...

La neumonía de evolución tórpida son aquellas en que no se logra una respuesta clínica adecuada con el uso de terapia antimicrobiana. Existen múltiples causas a esta falta de respuesta: resistencia antimicrobiana, microorganismos no cubiertos o infecciones por microorganismos atípicos. Coccidioid...

Chronic eosinophilic pneumonia (CEP) is uncommon and predominantly seen in women. More than 6% of eosinophils in peripheral blood and more than 25% in bronchoalveolar lavage are diagnostic criteria. Secondary causes of hypereosinophilic pneumonia must be ruled out. We report a 72-year-old non-smo...

ackground: There is paucity of information about viral etiology of community acquired pneumonia in adults. Aim: To investigate the viral etiology of pneumonia among hospitalized patients. Material and Methods: All adults with pneumonia that were hospitalized were prospectively enrolled at Puerto ...