%0 Journal Article %T Desarrollo, impacto y eficacia de la vacuna conjugada contra Streptococcus pneumoniae en Am¨¦rica Latina %A Vesga G %A Juan F %A Cort¨¦s L %A Jorge A %J Revista chilena de pediatr¨ªa %D 2006 %I Sociedad Chilena de Pediatr¨ªa %R 10.4067/S0370-41062006000400002 %X streptococcus pneumoniae is a common nasopharinx colonizer, responsible of many invasive diseases, especially among children under 5 years-old, with the highest mortality in those less than 2 years-old. the study of antigenicity of streptococcus pneumoniae capsule lead to the production of vaccines, beginning with polysaccharides vaccine (uneffective among infants), and after the conjugated vaccine (97.4% effectiveness with 4 doses). based on the frequencies of the circulating serotypes in different countries in latin america, the data shows an intermediate success with the 7-valent vaccine and better coverage with 11-valent. vaccination against streptococcus pneumoniae might be a very important public health measure in our continent %K streptococcus pneumoniae %K vaccine %K serotype. %U http://www.scielo.cl/scielo.php?script=sci_abstract&pid=S0370-41062006000400002&lng=en&nrm=iso&tlng=en