%0 Journal Article %T Adenocarcinoma mucinoso pulmonar con patr¨®n de c¨¦lulas en anillo de sello: Una entidad infrecuente %A TORRES G %A FRANCISCO JAVIER %A FERN¨¢NDEZ M %A PILAR %A JIM¨¦NEZ G %A DOMINGO %A MARQU¨¦S A %A JULIO %J Revista chilena de enfermedades respiratorias %D 2011 %I Scientific Electronic Library Online %R 10.4067/S0717-73482011000100009 %X mucinous adenocarcinoma of the lung with signet-ring cell pattern is an infrequent entity of easy diagnosis. we report the case of a 55 year-old patient with preexisting ischemic heart disease and recent diagnosis of pulmonary adenocarcinoma with signet-ring cell pattern. it is necessary discard a primary extrapulmonar location (digestive tract). immunohistochemistry is a useful tool in the differential diagnosis. %K mucinous adenocarcinoma %K lung %K signet-ring cells. %U http://www.scielo.cl/scielo.php?script=sci_abstract&pid=S0717-73482011000100009&lng=en&nrm=iso&tlng=en