%0 Journal Article %T Enfisema lobar cong¨¦nito coexistente con pecho excavado. Presentaci¨®n de un caso cl¨ªnico radiol¨®gico %A Qui£¿ones Andrade %A Armando %A Sotelo Robledo %A Roberto %A Ju¨¢rez Hern¨¢ndez %A Fortunato %A Flores %A Alberto %A Rivera %A Francisco %A Romero Imaicela %A Adalberto %J Revista del Instituto Nacional de Enfermedades Respiratorias %D 2006 %I Scientific Electronic Library Online %X congenital lobar emphysema results from hyperinsufflation and air trapping in an otherwise histologically normal lobe, secondary to a bronchial valvular mechanism. it induces compression of normal lung and mediastinal shift. we present the case of a 45 day old male infant seen due to nonspecific respiratory difficulty and pectus excavatum; the chest x-ray showed a hyperlucent right lung and mediastinal shift. the resected middle lobe showed lobar emphysema. he remains in good condition 29 months later. %K congenital lobar emphysema %K hyperinsufflation %K mediastinal shift %K pectus excavatum. %U http://www.scielo.org.mx/scielo.php?script=sci_abstract&pid=S0187-75852006000400009&lng=en&nrm=iso&tlng=en