Small pulmonary nodules
l High prevalence of indeterminate
pulmonary nodules in asymptomatic high
risk patients at CT:
l Mayo Clinic (MN): 51%
l 89% <8mm
l 22 cancers in 1500 patients screened (1.5%)
l ELCAP study (NYC): 23%
l 27 cancers in 1000 patients screened (2.7%)