Related by context. All words. (Click for frequent words.) 72 transesophageal echocardiography 72 nephrectomies 72 thymectomy 72 lymphadenectomy 71 HoLEP 71 total knee arthroplasties 71 liver resection 71 endobronchial 71 transthoracic 71 TKAs 71 resections 70 endoscopic retrograde cholangiopancreatography ERCGrant Parpan 70 retroperitoneal 70 pelvic lymphadenectomy 70 endoscopic retrograde 70 abdominal hysterectomy 70 laparoscopic cholecystectomy 70 hip resurfacing arthroplasty 70 prostate TURP 70 cholecystectomies 69 transabdominal 69 gadolinium enhanced 69 adrenalectomy 69 ultrasonographic 69 oncologic outcomes 69 leiomyomas 69 radical nephrectomy 69 transesophageal 69 underwent resection 69 axillary dissection 69 sacrocolpopexy 69 excisional biopsy 69 EBUS 69 performed laparoscopically 69 pT2 69 radical cystectomy 69 Angiographic 69 video assisted thoracoscopic 69 gastrectomy 69 laparoscopic radical prostatectomy 69 diagnostic angiography 68 paracentesis 68 wedge resection 68 sonographically guided 68 laparoscopic nephrectomy 68 pathologic correlation 68 hepatic resection 68 computed tomographic 68 transvaginal sonography 68 computed tomography scans 68 transurethral resection 68 thyroidectomy 68 Radical prostatectomy 68 arthroplasties 68 parathyroidectomy 68 pulmonary artery banding 68 cerebral angiography 68 myocardial revascularization 68 transarterial 68 thoracoscopic 68 esophageal resection 68 FDG-PET/CT 68 scleral buckling 68 neoadjuvant therapy 68 postoperative morbidity 67 coil embolization 67 tumor resection 67 transrectal 67 pathologic examination 67 TURP 67 less invasive laparoscopic 67 TORS 67 nodal metastasis 67 Burch colposuspension 67 conventional angiography 67 prospective multicenter study 67 patients undergoing CABG 67 colon resection 67 Surgical excision 67 pacemaker implantation 67 cardiac perfusion 67 nephrectomy 67 transvaginal 67 chemoembolization 67 esophagectomy 67 hepatectomy 67 pulmonary resection 67 percutaneous drainage 67 dimensional computed tomography 67 thoracoscopic lobectomy 67 axillary lymph node dissection 67 autologous chondrocyte implantation 67 RARP 67 extracranial 67 Coronary Artery Bypass Graft 67 osteoid osteoma 67 recanalization 67 inguinal hernia repair 67 osteoid 67 spinal metastases 67 histopathologic examination 67 trabeculectomy 67 radiochemotherapy 67 TURBT 67 para aortic 67 posterolateral fusion 67 MDCT angiography 67 cholecystectomy 66 core needle biopsy 66 Accelerated Partial Breast Irradiation 66 TLIF 66 balloon dilation 66 debulking surgery 66 gauge vitrectomy 66 OPCAB 66 transrectal ultrasound guided 66 intraoperative complications 66 radical prostatectomy RP 66 balloon angioplasties 66 percutaneous interventions 66 EBUS TBNA 66 lung resection 66 salpingo oophorectomy 66 needle aspiration 66 Coronary artery bypass 66 unicondylar 66 embolizations 66 atrial ablation 66 endoscopists 66 preoperative chemotherapy 66 prostatectomies 66 lung resections 66 penetrating keratoplasty 66 endometrial carcinoma 66 endoluminal 66 ablation procedures 66 EBUS FNA 66 appendiceal 66 transurethral 66 transradial approach 66 median sternotomy 66 AF ablation 66 sternotomy 66 endoscopic resection 66 pulmonary angiography 66 calcaneal fractures 66 SLNB 66 hypervascular 66 Cystoscopy 66 fundoplication 66 CABG surgeries 66 Cholecystectomy 66 plain radiographs 66 cystectomy 66 gynecologic procedures 65 endoscopic ultrasound 65 microdebrider 65 perioperative complications 65 RALP 65 mitral valve replacement 65 posterior lumbar interbody fusion 65 Breast conserving 65 stenting procedures 65 perioperative morbidity 65 nodal dissection 65 endothelial keratoplasty 65 angioplasty stenting 65 invasive angiography 65 chemoradiotherapy 65 duplex ultrasonography 65 Cardiac catheterization 65 ablations 65 prostate carcinoma 65 FDG PET imaging 65 esophagogastric 65 TRUS biopsy 65 arteriography 65 lobectomies 65 robotically assisted 65 upper endoscopy 65 postoperative chemotherapy 65 meniscectomy 65 perioperative mortality 65 arthrography 65 assisted laparoscopic 65 tumor excision 65 transapical 65 transcranial Doppler ultrasound 65 pelvic ultrasound 65 chest radiographs 65 Percutaneous Coronary Interventions 65 multidetector CT 65 nodal metastases 65 radial artery grafts 65 pancreatic resection 65 computerized tomography scan 65 RVOT 65 ductal carcinomas 65 thoracic aortic aneurysms 65 concurrent chemoradiation 65 medically inoperable 65 keratoplasty 65 RF ablation 65 valvuloplasty 65 chemoradiation therapy 65 coronary CTA 65 laparoscopic hysterectomy 65 intraductal 65 EUS FNA 65 renal tumors 65 vaginal hysterectomy 65 transcranial Doppler 65 Papillary 65 Coronary artery bypass graft 65 percutaneous vertebroplasty 65 graft occlusion 65 sonographic examinations 65 underwent coronary angiography 65 TAVR 65 nephron sparing surgery 65 nondiagnostic 65 cartilage lesions 65 preoperative evaluation 65 bowel resections 65 urethral strictures 65 Cystectomy 65 endometrial biopsy 65 postsurgical 65 coronary artery bypass grafts 65 HIPEC 65 sonographic evaluation 65 invasive coronary angiography 65 Endoscopic ultrasound 65 urothelial carcinoma 65 balloon valvuloplasty 65 endosonography 65 preoperative diagnosis 65 cytoreductive surgery 65 laparoscopic surgeries 65 metaplasia 65 node dissection 65 radical retropubic prostatectomy 65 laparascopic 65 helical CT 65 arterial grafts 65 cytoreduction 65 lumbar interbody fusion 65 transthoracic echocardiography 65 endoscopic ultrasonography 65 Sentinel Lymph Node Biopsy 65 Fontan procedure 65 lobectomy 65 underwent surgical resection 65 primary patency 65 diskectomy 65 assisted laparoscopic prostatectomy 65 pars plana vitrectomy 65 extra articular 65 thrombus aspiration 65 carotid stenosis 64 advanced neoplasia 64 laparoscopic colectomy 64 catheter angiography 64 surgical biopsies 64 pathologic diagnosis 64 sentinel lymph node biopsy 64 colonography 64 coronary intervention 64 treated nonsurgically 64 Resection 64 ureteroscopy 64 adenoidectomy 64 histopathologic 64 excisional 64 retrospectively reviewed 64 adjuvant radiotherapy 64 distal femur 64 crossclamp 64 benign nodules 64 multivessel disease 64 multiplanar 64 functional mitral regurgitation 64 hindfoot 64 photocoagulation 64 biceps tenodesis 64 tracheal intubation 64 benign neoplasms 64 Carotid artery 64 posterior cervical 64 osteotomies 64 total thyroidectomy 64 #Gy 64 anterior lumbar interbody fusion 64 intestinal metaplasia 64 minimally invasive outpatient 64 allogeneic HSCT 64 intravesical therapy 64 colonoscopic 64 aortic root replacement 64 oncoplastic 64 sympathectomy 64 knee arthroplasty 64 computed tomography CT scans 64 lymph node dissection 64 cerebral angiogram 64 subtrochanteric 64 fracture fixation 64 unicompartmental 64 computerized tomography scans 64 paclitaxel eluting stents 64 intracardiac 64 GORE TAG Device 64 transradial 64 mid urethral sling 64 Cardiopulmonary bypass 64 hip arthroscopy 64 aortic annulus 64 cardiopulmonary bypass CPB 64 coronary stenting 64 total hip arthroplasties 64 T1a 64 transfemoral 64 intensity modulated radiotherapy IMRT 64 acetabular fractures 64 resectable 64 digital subtraction angiography 64 sigmoid 64 Cryoablation 64 bi ventricular pacing 64 cytological 64 ESWL 64 venography 64 bilateral orchiectomy 64 esophagogastroduodenoscopy 64 distal anastomosis 64 TRUS 64 axillary node dissection 64 carotid artery stenting CAS 64 lumbar fusion 64 pyeloplasty 64 sentinel node biopsy 64 pneumonectomy 64 guided percutaneous 64 stenoses 64 focal ablation 64 gynecologic surgery 64 fluoroscopically guided 64 valve implantation 64 conformal radiotherapy 64 radiographic examinations 64 robotic radical prostatectomy 64 endoscopic surgical 64 mediastinoscopy 64 coblation 64 percutaneous coronary interventions 64 incisional hernias 64 schwannomas 64 multislice CT 64 intracavitary 64 thoracotomy 64 Doppler echocardiography 64 surgically resected 63 Preoperatively 63 Anti Bacterial Envelope 63 colorectal adenoma 63 ERCP 63 thoracoscopy 63 trans urethral resection 63 external beam radiotherapy 63 polypectomy 63 postoperative infections 63 angio 63 anastomoses 63 Computed tomography 63 Intra operative 63 urologic surgeons 63 sonographic 63 tortuosity 63 incomplete revascularization 63 CT coronary angiography 63 surgical excision 63 clinicopathologic 63 phakic 63 transcatheter closure 63 preoperative radiotherapy 63 x ray angiography 63 percutaneous transluminal coronary angioplasty 63 dimensional ultrasonography 63 laparoscopic techniques 63 stent grafting 63 Ebstein anomaly 63 sonographic appearance 63 pelvic lymph node dissection 63 renal biopsy 63 anastomotic devices 63 Coronary artery bypass grafting 63 haematologic 63 mucinous 63 robotic prostatectomy 63 LAGB 63 postprocedure 63 computed tomography angiography 63 computed tomographic scan 63 carotid endarterectomy CEA 63 Stereotactic Body Radiation Therapy 63 bone grafting procedures 63 segmentectomy 63 keratectomy 63 MR angiography 63 shock wave lithotripsy 63 adenomatous 63 PCIs 63 Carotid 63 PCNL 63 bronchoalveolar lavage BAL 63 pT3 63 anterior pelvic 63 pancreatic adenocarcinoma 63 cataract extraction 63 histologic examination 63 radionuclide imaging 63 SilverHawk Plaque Excision System 63 arthrodesis 63 transnasal 63 TandemHeart System 63 occlusive disease 63 Postoperative complications 63 intracerebral 63 repair TEVAR 63 Mohs micrographic surgery 63 Hepatocellular Carcinoma HCC 63 basilar 63 artery bypass 63 hilar 63 Phacoemulsification 63 dimensional conformal radiotherapy 63 lumbar discectomy 63 colectomy 63 dimensional conformal radiation 63 adjustable gastric banding 63 reoperations 63 extracapsular extension 63 Optical Coherence Tomography 63 Radiofrequency ablation 63 postoperative complication 63 neurologic complications 63 laparoscopically assisted 63 laparoscopies 63 Radiographic 63 retrospectively analyzed 63 dimensional echocardiography 63 recurrent metastatic 63 LHRH receptor positive 63 color Doppler sonography 63 stent implantation 63 elective PCI 63 locoregional recurrence 63 extracorporeal circulation 63 transarterial chemoembolization 63 noninvasive outpatient 63 intramedullary nailing 63 Thoracoscopic 63 partial nephrectomy 63 Spectranetics laser 63 upper endoscopies 63 ostial 63 lumbar disc replacement 63 color Doppler 63 atrial fibrillation ablation 63 peritoneal carcinomatosis 63 axillary node 63 laminectomies 63 hyperplastic 63 thoracic aortic 63 capsulotomy 63 intrathoracic 63 FFR measurements 63 ablative therapy 63 radiofrequency catheter ablation 63 core needle biopsies 63 coronary CT angiography 63 tomography scans 63 ductal lavage 63 percutaneous intervention 63 PSA nadir 62 retropubic 62 DEXA scans 62 intracranial aneurysms 62 VT VF 62 Ultrasonography 62 peritoneal cancer 62 dosimetric 62 balloon brachytherapy 62 Dural Sealant 62 Transoral 62 single incision laparoscopic 62 urethral stricture 62 upper gastrointestinal endoscopy 62 intraperitoneal chemotherapy 62 urodynamic 62 gynaecologic 62 bronchogenic carcinoma 62 undergone radical prostatectomy 62 transoral 62 varicoceles 62 endovascular aneurysm repair 62 everolimus eluting stents 62 TEVAR 62 cardiac CT angiography 62 epicardial ablation 62 thyroid nodules 62 transient elastography 62 Preoperative 62 coronary anatomy 62 rotational angiography 62 descending thoracic 62 conventional colonoscopy 62 perfusion imaging 62 radiotherapy RT 62 coronary angiograms 62 intracapsular 62 coronary computed tomography 62 postintervention 62 suprapubic 62 pulmonary metastases 62 spiral computed tomography 62 reinnervation 62 Arteriovenous 62 underwent CABG 62 PET CT colonography 62 microcatheters 62 intravitreal injections 62 SpyGlass System 62 nonoperative 62 LVRS 62 denervation 62 Stereotactic radiosurgery 62 treat brain aneurysms 62 histologically confirmed 62 atrial arrhythmias 62 percutaneous coronary interventions PCIs 62 lymph node removal 62 percutaneous biopsy 62 carotid surgery 62 diagnostic catheterization 62 infrarenal 62 micrometastasis 62 laparoscopic technique 62 stereotactic radiotherapy 62 bilateral TKA 62 endometrial ablation 62 renal transplants 62 laparotomy 62 nonmetastatic 62 lymph node involvement 62 computed tomographic scans 62 Coronary angiography 62 meniscal repair 62 elbow arthroplasty 62 supratentorial 62 osteochondromas 62 CT Angiography 62 ICSI cycles 62 conventional coronary angiography 62 Magnetic resonance 62 partial nephrectomies 62 myomas 62 Intuitive Surgical da Vinci 62 Bronchoscopy 62 nonoperative treatment 62 Kyphoplasty 62 computed tomography CT scan 62 paraganglioma 62 transcatheter aortic valve implantation 62 carotid artery stenosis 62 total abdominal hysterectomy 62 fluorescein angiography 62 hepatic lesions 62 tumescent liposuction 62 hypofractionated 62 revascularization procedure 62 DALK 62 immunohistochemical 62 decortication 62 assisted radical prostatectomy 62 intra arterial 62 CustomVue 62 lung biopsies 62 spontaneous regression 62 biliopancreatic diversion 62 leiomyoma 62 cardiac resynchronisation therapy 62 Carotid stenting 62 biliary tract cancer 62 proximal tibial 62 F FDG PET 62 angiography CTA 62 pulmonary dysfunction 62 mediastinitis 62 bypass grafting 62 superficial femoral 62 spinal fusion procedures 62 CT angiography CTA 62 deformity correction 62 dermoscopy 62 paroxysmal AF 62 craniectomy 62 postoperative radiographs 62 TACE 62 artery embolization 62 hamartomas 62 hamartoma 62 catheter ablations 62 paragangliomas 62 X ray angiography 62 lymph node metastasis 62 visceral metastases 62 abdominal pelvic 62 endovascular procedures 62 ankle arthrodesis 62 carotid artery stenting 62 ovarian malignancy 62 renal cortical 62 neoadjuvant 62 laparoscopic colon 62 endoscopic ultrasound EUS 62 intramedullary nail 62 preoperative staging 62 cardioverter defibrillator 62 full thickness plication 62 gastric imbrication 62 multidetector row 62 Carotid artery stenting 62 transrectal ultrasonography 62 osteoporotic compression fractures 62 metastatic lymph nodes 62 balloon dilatation 62 angiographically 62 coronary revascularization 62 esophageal carcinoma 62 renal cysts 62 coronary angiogram 62 postoperative atrial fibrillation 62 NAVISTAR R 62 Novo TTF 62 liver metastasis 62 Coronary Angiography 62 GnRH agonists 62 radiofrequency RF ablation 62 FDG PET CT 62 urography 62 catheterisation 62 endoscopic surgical procedures 62 TNM staging 62 CT angiograms 62 prospectively stratified 62 bone marrow aspiration 61 endoscopic sinus surgery 61 stratifying patients 61 asymptomatic carotid stenosis 61 GI endoscopy 61 bariatric surgical 61 thoracic surgeries 61 retrospective observational study 61 hypertrophic scars 61 postoperative mortality 61 cervical lymph nodes 61 laparoscopic hysterectomies 61 noncardiac 61 natural orifice translumenal 61 histopathologic findings 61 unicompartmental knee arthroplasty 61 pelvic radiotherapy 61 biochemical recurrence 61 laser Doppler 61 tamponade 61 pre operatively 61 neurosurgical procedure 61 vaginal hysterectomies 61 colorectal metastases 61 prostate cancer CaP 61 endometrial thickness 61 abdominal computed tomography 61 postoperative radiotherapy 61 Abdominal ultrasound 61 Balloon Kyphoplasty 61 Neoadjuvant chemotherapy 61 DIEP flap 61 atypical hyperplasia 61 renal cell carcinomas 61 electrocardiographic 61 Radio Frequency Ablation 61 sonographically 61 sinonasal 61 lumbar spinal fusion 61 extrapleural pneumonectomy 61 homograft 61 resection arthroplasty 61 rebleeding 61 SUVmax 61 neoplasias 61 intensity modulated 61 electrophysiology procedures 61 abdominal ultrasound 61 laparoscopic partial nephrectomy 61 operable breast cancer 61 limb lengthening 61 revision arthroplasty 61 arteriotomy 61 colorectal liver metastases 61 reimplantation 61 Renal Artery 61 coronary arteriography 61 computerized tomography CT 61 papillary thyroid carcinoma 61 adenotonsillectomy 61 extracorporeal 61 Catheter Ablation 61 serrated polyps 61 varices 61 pericardial effusion 61 wound dehiscence 61 R0 resection 61 microvascular decompression 61 interstitial brachytherapy 61 localized renal 61 distraction osteogenesis 61 histologically proven 61 Duodenal 61 underwent radical prostatectomy 61 echocardiographic 61 MACCE 61 Dr. Cadeddu 61 Sentinel node biopsy 61 grade squamous intraepithelial 61 papillary renal cell carcinoma 61 AFRS TM 61 Immunohistochemical staining 61 radiographic findings 61 TUMT 61 mediastinal 61 Afib 61 laparoscopic sleeve gastrectomy 61 endoscopically 61 midline incision 61 lumbar disc herniation 61 multicentric 61 prospectively evaluated 61 primary percutaneous coronary 61 thymoma 61 stent stenosis 61 fluoroscopy guided 61 electrophysiologic 61 undergoing coronary artery 61 lung transplantations 61 cranial radiation 61 implantations 61 Coronary angioplasty 61 fine needle aspiration 61 post thrombotic syndrome 61 Stenting 61 ProstaScint 61 invasive carcinoma 61 tenotomy 61 intraoperative ultrasound 61 ischemic lesions 61 Mohs surgery 61 partial meniscectomy 61 Vitrectomy 61 dimensional sonography 61 Computed tomography CT 61 suprarenal 61 ALA PDT 61 Postoperatively 61 pCR 61 surgical revascularization 61 endovascular coiling 61 androgen ablation 61 gastric cardia 61 Abdominoplasty 61 echogenic 61 Adenomas 61 epidural steroid injections 61 urine cytology 61 UPPP 61 MRgFUS 61 autologous SCT 61 pituitary adenomas 61 SPECT CT imaging 61 Doppler ultrasound 61 LapBand 61 Flexible sigmoidoscopy 61 atrioventricular block 61 Ultrasonographic 61 Lumbar Interbody Fusion 61 Intensity Modulated 61 CABG coronary artery 61 Transcatheter 61 ASCUS 61 noninvasive ultrasound 61 incisional 61 INFUSE Bone Graft 61 coronary artery stenosis 61 adnexal masses 61 anterior cervical discectomy 61 deep vein thromboses 61 Surgical resection 61 neoadjuvant treatment 61 SLN biopsy 61 CT perfusion 61 subconjunctival injection 61 femoral fractures 61 clinico pathological 61 Chemoradiation 61 Balloon sinuplasty 61 mesenteric 61 contrast echocardiography 61 lumbar fusions 61 T1c 61 unresectable tumors 61 Angiogram 61 transvenous 61 manometry 61 Capsule endoscopy 61 renal artery stenting 61 malignant neoplasm 61 Minimally invasive surgery 61 canaloplasty 61 diagnostic modality 61 lateral radiograph 61 lumbar spine fusion 61 Tonsillectomy 61 Breast Specific 61 distal femoral 61 enucleation 61 advanced adenomas 61 intraventricular 61 hysterectomies performed 61 transfemoral approach 61 lung esophageal 61 biochemical relapse 61 IOL implantation 61 Aortic Valve 61 decompressive surgery 61 histopathologic diagnosis 61 DXA scan 61 cardiac catherization 61 cytologic 61 β blockers 61 PET CT scans 61 photon laser 61 carotid artery blockage 61 anterior resection 61 osteochondral lesions 61 IOP lowering 61 gynecological surgeries 61 gastroesophageal junction 61 intra abdominal abscess 61 abdominal incisions 61 saphenous vein grafts 61 Crystalens AO 61 malignant polyps 61 preoperatively 61 prophylactic mastectomies 61 scintigraphic 61 Lymph node 61 TAXUS Express Stent 61 acute cholecystitis 61 laparoscopic myomectomy 61 MarginProbe 61 PET CT scanning 60 radioiodine therapy 60 vascular anomalies 60 Nodules 60 Stabilimax 60 Mitral valve repair 60 obscure gastrointestinal bleeding 60 mitral valve repair 60 Mammosite 60 IVUS imaging 60 Nonsurgical 60 EBRT 60 histological subtype 60 adnexal mass 60 eBx 60 vaginal incision 60 pseudoaneurysms 60 urologic gynecologic 60 Thrombolysis 60 Multidetector CT 60 metachronous 60 neurosurgical procedures 60 Hypertrophic 60 monophasic 60 Chronic Total Occlusions 60 uterine fibroid embolization 60 clinicopathological 60 patients undergoing noncardiac 60 hyperinsulinemic euglycemic clamp 60 carotid stents 60 cerebral vasospasm 60 underwent radical cystectomy 60 transapical approach 60 thyroglobulin 60 percutaneous nephrolithotomy 60 pretransplant 60 multivariate analyzes 60 autologous tissue 60 transforaminal 60 minimally invasive laparoscopic 60 joint arthroplasty 60 Uterine fibroid embolization 60 Cardiac Resynchronization Therapy 60 sonographic findings 60 endovascular therapy 60 aneurysmal 60 endovascular aneurysm repair EVAR 60 bladder rectum 60 revascularization procedures 60 antireflux surgery 60 lumbar disk herniation 60 postop 60 posterior fossa 60 neoadjuvant chemotherapy 60 cystoscopic 60 orchiectomy 60 SPY imaging 60 recurrent glioblastoma multiforme 60 NSCLC tumors 60 advanced adenoma 60 infrapopliteal 60 cannulation 60 ICD implantation 60 parenchymal 60 clinically localized prostate 60 immunohistochemical analysis 60 extracorporeal shock wave 60 liver biopsies 60 adjuvant therapies 60 plication 60 laparoscopic adjustable gastric banding 60 malignant neoplasms 60 lymphatic mapping 60 hip arthroplasty 60 transrectal ultrasound 60 heterotopic bone 60 XIENCE V PROMUS Stent 60 CT colonography CTC 60 multivariate Cox 60 septoplasty 60 hepatorenal syndrome 60 PSADT 60 treat menorrhagia 60 NMIBC 60 intact parathyroid hormone 60 minimally invasive technique 60 subtalar 60 osteochondroma 60 Mammographic 60 Transcatheter aortic valve implantation 60 morphometric vertebral fractures 60 MDCTA 60 axillary lymph node 60 MR Angiography 60 nondiabetic patients 60 colon capsule endoscopy 60 minimally invasive laparoscopic surgery 60 fibroadenomas 60 optical colonoscopy 60 Coblation 60 Endometrial 60 urothelial 60 epicardial 60 NATRECOR ® 60 cervical lymph node 60 gross hematuria 60 positron emission tomography scans 60 myocardial infarct size 60 Tumor Response 60 IV NSCLC 60 splenic 60 COR Analyzer 60 hyperacute 60 percutaneous cryoablation 60 coronary interventions 60 % CI #.#-#.# [005] 60 urolithiasis 60 incisionless 60 submandibular gland 60 chronic osteomyelitis 60 coronary bypass grafting 60 X ray mammography 60 seminal vesicle invasion 60 endoscopist 60 ventricular tachycardia VT 60 hysteroscopy 60 corneal topography 60 synthetic grafts 60 ORIF