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%)