Related by context. Frequent words. (Click for all words.) 56 noninvasively 54 noninvasive diagnostic 54 Doppler ultrasound 53 atherosclerotic lesions 53 intravascular 52 retinal tissue 51 intravascular ultrasound 51 intracardiac 50 Pulse CO Oximeter 50 atheroma 50 thrombi 50 optical coherence tomography 49 tissue perfusion 49 peripheral arteries 49 renal arteries 49 ablating 49 ablations 48 intra arterial 48 noninvasive imaging 48 stratify patients 48 atherosclerotic disease 48 thermal ablation 48 ablation catheter 48 Optical Coherence Tomography OCT 47 fluoroscopic 47 ablation procedures 47 venous blood 47 venous 47 thoracic aorta 47 phaco 47 tricuspid valve 47 heart arrhythmias 47 SPECT imaging 46 palpate 46 minimally invasive technique 46 angioplasty balloon 46 uterine cavity 46 optical coherence tomography OCT 46 hemodynamics 46 ultrasonic waves 46 near infrared spectroscopy 46 electrode array 46 anatomical structures 46 neuro imaging 46 noninvasive 46 protein albumin 46 electrical conduction 45 microcirculation 45 balloon catheter 45 Carotid 45 ventilatory 45 cerebral spinal fluid 45 abdominal aorta 45 SilverHawk 45 oximetry 45 laparoscopic instruments 45 non invasive 44 microvascular 44 thrombus 44 magnetic resonance MR 44 aqueous humor 44 venous insufficiency 44 Raynaud phenomenon 44 transvaginal 44 pancreatic tissue 44 Coblation 44 microcatheter 44 fluorescently labeled 44 blood vessels 44 aortic arch 44 vasculature 44 phacoemulsification 44 microfabricated 44 computed tomography SPECT 44 microstructural 44 PET positron emission tomography 44 aortic 44 metabolic acidosis 43 biliary 43 non invasively 43 pulmonary artery 43 iontophoresis 43 coronary arterial 43 doppler 43 neovascularization 43 arterial blockage 43 lymph vessels 43 pulmonary arteries 43 physiologically relevant 43 peripheral nerves 43 multimodality 43 myocardial 43 sagittal 43 accurately diagnose 42 Cryoablation 42 cerebral ischemia 42 quantitate 42 AngioJet 42 reproducibly 42 oximeter 42 lymph fluid