Objective To prospectively evaluate the value of integrin αvβ3receptor imaging approach basedon single photon emission computed tomography/computed tomography( SPECT/CT),using99mTc-3 PRGD2 as the tracer,in diagnosis and staging of non-small cell lung cancer( NSCLC) compared with18F-FDG positron emisson tomography/computed tomography( PET/CT). Methods From February 2011 to December 2012,65 patients with suspicious lung lesions were recruited with informed consent in Peking Union Medical College Hospital,incl...