Imaging for Physicists

FDG-PET improves accuracy of staging in non-small cell lung cancer

• The sensitivity and specificity of staging reported in studies with pathological confirmation: – CT alone:

• sens. 64% • spec. 74%

– PET + CT:

• sens. 83% • spec. 91% (Gambhir et al. 2001; J. Nucl. Med. 42:1S-93S)