Related by context. Frequent words. (Click for all words.) 64 Computed tomography 63 computerized tomography 62 Doppler ultrasound 61 3T MRI 60 imaging MRI 60 PET positron emission tomography 60 Positron Emission Tomography PET 59 Sonography 59 optical coherence tomography 59 CT computed tomography 58 Positron Emission Tomography 58 Magnetic resonance imaging 57 CAT Scan 57 scintigraphy 57 noninvasive imaging 57 optical coherence tomography OCT 57 magnetic resonance imaging 57 transvaginal 57 fine needle aspiration 56 tomography 56 Radiographs 56 Intraoperative 56 MRIs 56 computed tomography CT 55 Virtual colonoscopy 55 computed tomography 55 Radiographic 55 magnetic resonance 55 DEXA 55 retroperitoneal 55 Esophageal 55 sonography 55 CAT scan 55 MRI magnetic resonance 54 Computed Tomography 54 near infrared spectroscopy 54 surgical biopsy 54 computed tomography CT scan 54 tissue biopsies 54 X ray 54 CT scan 54 x rays 54 Biopsies 54 ultrasound 54 electromyography 54 Biopsy 54 radiotracer 53 MRI 53 radiologic 53 immunohistochemical 53 slice CT scanner 53 CAT scans 53 x ray imaging 53 CT Scans 53 heart catheterization 53 computed tomography CT scans 53 MDCT 53 PET scanning 53 lung nodules 53 parathyroid 53 single photon emission 53 fluoroscopic 53 MR imaging 53 Tomography 53 minimally invasive technique 53 biopsy specimens 53 endoscopy 52 ultrasonography 52 myocardial perfusion 52 endovascular procedures 52 sentinel lymph node 52 histopathology 52 X rays CT scans 52 Perfusion 52 imaging modality 52 Cryoablation 52 magnetic resonance MR 52 angiogram 52 radiographically 52 SPECT CT 52 CT scans 52 sonographic 52 endoscopist 52 nerve conduction 52 CT angiography 52 MR spectroscopy 52 echocardiogram 52 Coblation 52 radical nephrectomy 51 intravascular ultrasound 51 gamma knife 51 Preoperative 51 arthrogram 51 positron emission tomography 51 PET scans 51 formalin fixed paraffin embedded 51 Fluoroscopy 51 anal canal 51 PET CT scanner 51 RF ablation 51 functional Magnetic Resonance