... by Santos and collaborators, comparing data between 2001 and 2003 with data between 1991 and 1993, in a city of the state of Santa Catarina, has shown an increase in the number of cases of ... collaborators, in which the mean age was 41.08 and standard deviation was 14.32 years (Cruz et al., 2008). Silveira and collaborators observed similar results, obtaining a mean age of 49 years ... such as mediastinal and/ or hilar lymph nodes and in some cases, no radiographic alterations (Haramati and Jenny-Avital, 1998; Shah et al., 1997; Keiper et al., 1995; Naidich and McGuinness,...