Related by context. Frequent words. (Click for all words.) 50 scans 49 SmartCheck 48 scan 48 intrusive pat downs 46 scanner 46 CT computed tomography 46 X ray scanners 46 scanners 46 backscatter 45 Backscatter 45 scanning 45 enhanced pat downs 45 backscatter machines 44 body scanners 44 X ray scanner 44 X ray scans 43 invasive pat downs 42 pat downs 42 x ray machines 42 conventional colonoscopy 42 imagers 41 scanned 41 X ray 41 x ray 41 patdowns 41 thorough pat downs 40 photometer 40 wanding 40 carryon luggage 40 Computed tomography 40 detectors 39 fluoroscopic 39 Thermal imaging 39 x ray imaging 39 patdown 39 X ray machine 39 rescanned 39 ThinPrep 39 rescan 39 collimator 39 X ray imaging 39 Spy satellites 38 tiny incisions 38 hyperspectral 38 www.tsa.gov 38 X ray beam 38 xray 38 document feeder ADF 38 Scanners 38 x ray machine 38 fine needle aspiration 38 detector 38 Ricardo Makyn Staff Photographer 38 Z Portal 38 needle biopsies 38 TSA screeners 38 MRI magnetic resonance 38 X ray machines 38 millimeter wave 38 abnormal growths 38 optical microscopes 38 airport screeners 37 patented Z Backscatter 37 infra red cameras 37 infrared 37 paperless boarding 37 Computer Assisted Passenger Prescreening 37 TSA 37 Virtual colonoscopy 37 CCD camera 37 thermographic 37 computed radiography CR 37 Positron Emission Tomography PET 37 reboard 37 dimensional 2D 37 magnetic resonance MR 37 luggage trolleys 36 lung nodules 36 Computed Tomography CT 36 infra red 36 optical microscopy 36 fingerprint scans 36 confocal microscope 36 TIFF files 36 biometric scanners 36 sensor arrays 36 tandem mass spectrometry 36 infrared sensor 36 PIN code 36 imaging MRI 36 rescreened 36 fluorescence microscopy 36 nipple rings 36 near infrared NIR 36 colorimeter 36 X ray beams 36 computed tomography CT 36 iris scan 36 National Opt Out 35 positron emission tomography PET 35 SmartScan