Related by context. Frequent words. (Click for all words.) 69 computed tomography CT 65 SPECT 63 magnetic resonance imaging 63 echocardiography 60 tomography 60 angiography 60 CT scanning 60 CT scans 60 ultrasonography 60 positron emission tomography 59 MR imaging 59 MDCT 59 imaging 58 radiographic 58 PET CT 58 magnetic resonance 58 positron emission tomography PET 58 ultrasound imaging 57 X ray 57 x ray 56 fluoroscopy 56 coronary angiography 56 ultrasound 56 sonographic 56 Magnetic resonance imaging 55 X ray imaging 55 breast MRI 55 PET imaging 55 virtual colonoscopy 54 CT scan 54 Ultrasound 53 sonography 53 radiologic 53 PET scans 53 radiographs 53 CT scanners 52 CAT scans 52 CT scanner 52 FDG PET 52 myocardial ischemia 52 echocardiogram 52 histopathology 52 radiography 52 MRI magnetic resonance 52 Preoperative 51 Magnetic Resonance Imaging 51 chest x ray 51 BSGI 51 radiation therapy 51 cystoscopy 51 MRIs 51 Echocardiography 50 histology 50 PET scan 50 CT colonography 50 angiograms 50 echocardiograms 50 IVUS 50 palpation 49 radiograph 49 PET scanner 49 x rays 49 stereotactic 49 diagnostic ultrasound 49 histological 49 chest X rays 49 imaging scans 49 preoperative 49 imaging modalities 49 breast biopsies 48 breast ultrasound 48 imager 48 endoscopic 48 infrared imaging 48 intensity modulated radiation 48 adenoma 48 Endoscopic 48 MRI scans 48 MRI 48 heart catheterization 48 endoscopy 48 colposcopy 48 bronchoscopy 48 molecular imaging 48 microvascular 48 calcifications 48 dosimetry 47 perfusion 47 spectroscopy 47 imagers 47 electron microscopy 47 biopsy 47 Biopsy 47 serum creatinine 47 laparoscopy 46 anatomic 46 electrocardiogram ECG 46 preoperatively 46 mammography 46 resected 46 Magnetic Resonance