Related by context. Frequent words. (Click for all words.) 66 cystoscopy 61 conventional colonoscopy 58 endoscopy 57 chest x ray 56 angiography 56 biopsy 56 fine needle aspiration 56 endoscope 55 coronary angiography 55 CT angiography 55 laparoscopy 54 laparoscope 54 colonoscopy 54 endoscopic 54 needle biopsy 54 catheterization 53 laparoscopically 53 lumbar puncture 53 endoscopic surgery 53 colectomy 53 intubation 53 laparoscopic surgery 53 endoscopic procedures 53 sentinel node 53 histopathology 53 Biopsy 53 fluoroscopy 53 chest x rays 53 biopsies 52 vitrectomy 52 partial nephrectomy 52 angiogram 52 colposcopy 52 liver biopsy 52 endoscopies 52 echocardiographic 51 spirometry 51 breast biopsies 51 Echocardiography 51 nodule 51 intravascular ultrasound IVUS 51 ultrasonography 51 colonoscope 51 pneumothorax 51 screening colonoscopy 51 echocardiogram 51 echocardiography 51 stent implantation 51 stent placement 51 angioplasty procedure 51 angiograms 51 craniotomy 51 endoscopes 51 Biopsies 50 laparoscopic procedure 50 ultrasound 50 MDCT 50 heart catheterization 50 Endoscopic 50 sonographic 50 liver metastases 50 ultrasound scans 50 catheter inserted 50 resected 50 pulmonary vein 50 sigmoidoscopy 50 prostate biopsy 50 balloon catheter 49 polyps 49 sonography 49 catheter 49 flexible sigmoidoscopy 49 cardiac catheterization 49 cancerous lesions 49 minimally invasive procedure 49 CAT scan 49 radiofrequency ablation 49 histology 49 IVUS 49 pulmonary veins 49 cholecystectomy 49 capsule endoscopy 49 endovascular repair 49 intra operative 49 conscious sedation 49 coronary angioplasty 49 benign lesions 49 laparoscopic 48 invasive procedures 48 CT scan 48 tiny incisions 48 post operatively 48 radiograph 48 resection 48 Minimally invasive 48 thrombolysis 48 preoperative 48 CT colonography 48 cannula 48 computed tomography 48 bone marrow biopsy