Related by context. Frequent words. (Click for all words.) 76 single photon emission 69 SPECT imaging 69 Positron Emission Tomography PET 65 myocardial perfusion 64 scintigraphy 64 Computed tomography 63 optical coherence tomography OCT 63 PET imaging 63 SPECT 63 near infrared spectroscopy 63 positron emission tomography PET 62 imaging MRI 62 myocardial perfusion imaging 62 magnetic resonance MR 61 noninvasive imaging 61 immunohistochemical 61 optical coherence tomography 60 MR imaging 60 Doppler ultrasound 60 Magnetic resonance imaging 60 Computed Tomography 60 computed tomography 60 CT angiography 60 radiotracer 60 echocardiographic 59 confocal microscopy 59 tomography 59 fine needle aspiration 59 intravascular ultrasound 59 spectrometry 59 angiography 59 Tomography 59 diffusion weighted 58 PROSTASCINT 58 optical microscopy 58 magnetic resonance 58 MDCT 58 echocardiography 58 CT computed tomography 57 mass spectroscopy 57 Radiographic 57 Echocardiography 57 immunofluorescence 57 Positron Emission Tomography 57 imaging fMRI 57 fluorescence imaging 57 Virtual colonoscopy 57 positron emission tomography 57 Intraoperative 57 near infrared NIR 57 coronary angiography 57 SPECT CT 57 diffractive 56 Intensity Modulated Radiation Therapy 56 electrophysiological 56 computerized tomography 56 FDG PET 56 myocardial ischemia 56 radioactive tracer 56 fluoroscopic 56 thermal ablation 56 imaging 56 multimodality 55 PET scans 55 interferometric 55 histopathological 55 carotid intima media 55 photoluminescence 55 radiolabeled 55 magnetic resonance imaging 55 D dimer 55 computed tomography CT 55 lung nodules 54 electroencephalography EEG 54 minimally invasive technique 54 imaging modalities 54 PET scanners 54 Raman spectroscopy 54 stereotactic body 54 photodynamic therapy PDT 54 Spectroscopy 54 FT IR 54 fMRI scans 54 electromyography 54 intravascular 54 Preoperative 54 PET scanning 54 therapy IMRT 54 imaging modality 54 Noninvasive 54 Catheterization 54 transurethral resection 54 LC-MS/MS 54 γ 53 elastography 53 colorimetric 53 stimulated emission 53 hemodynamics 53 Angiography 53 X ray fluorescence 53 mammographic