Related by context. Frequent words. (Click for all words.) 43 computed tomography 42 X ray machines 42 colposcopy 42 baggage screening 42 radiologic 42 biopsies 41 CT Scan 41 CT scanning 41 breast MRI 40 x ray machines 40 CT scans 40 X ray 39 bloodwork 39 x ray 39 chest x ray 39 linear accelerators 39 CAT scans 39 angiography 39 heart catheterization 39 imaging 39 x rays 39 MRIs 39 cystoscopy 38 fecal occult blood 38 CT scanners 38 echocardiogram 38 cardiac 38 radiographic 38 routine checkups 38 diagnostic 37 ultrasonography 37 CT scan 37 Decontamination 36 diagnostic ultrasound 36 ultrasound 36 fluoroscopy 36 sigmoidoscopy 36 dosimetry 36 coronary angiography 36 PET scan 36 digital radiography 36 imaging scans 36 PET scanner 36 radiation therapy 36 computed tomography CT 36 positron emission tomography PET 36 endoscopes 36 x ray machine 36 PET scans 36 radiological 36 Metal detectors 36 colonoscopies 35 decontamination 35 radiography 35 digital rectal exam 35 screening 35 preventive screenings 35 biopsy 35 diagnostic imaging 35 radiology 35 X ray machine 35 radiation exposure 35 Ultrasound 35 scans 34 linear accelerator 34 breast ultrasound 34 X ray scanners 34 endoscopy 34 spectrophotometer 34 non invasive 34 Routine 34 CAT scan 34 metal detectors 34 CT scanner 34 magnetic resonance 34 ultrasounds 34 MRI scans 34 isolation wards 34 MRI scanners 34 mammography 33 unnecessary biopsies 33 walk throughs 33 workup 33 procedures 33 checkups 33 technetium 33 Bomb sniffing dogs 33 FOBT 33 neonatal unit 33 precautionary 33 virtual colonoscopy 33 diagnostic tests 33 magnetic resonance imaging 33 PET CT 33 liver biopsy 33 preventative maintenance 32 radiation 32 Pap smear 32 radiologist 32 angiogram 32 pap smears