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(Click for frequent words.) 62 nephrectomies 61 fine needle aspirate 60 coil embolization 60 endoscopic retrograde cholangiopancreatography ERCGrant Parpan 60 small keyhole incisions 60 bone grafting procedures 59 transabdominal 59 ablations 59 transrectal ultrasound guided 59 VATS lobectomy 59 bowel resections 59 leiomyomas 58 thymectomy 58 Ultrasonography 58 transarterial 58 Balloon sinuplasty 58 anastomotic devices 58 vein ablation 58 transurethral resection 58 TLIF 58 repair TEVAR 58 biceps tenodesis 58 liver resection 58 transthoracic 58 removed laparoscopically 57 BoneScalpel 57 anastomoses 57 sacrocolpopexy 57 decortication 57 radical nephrectomy 57 vertical banded gastroplasty 57 aortic root replacement 57 endoscopic retrograde 57 kidney liver pancreas 57 bone marrow transplantations 57 coronary bypass grafts 57 benign neoplasms 57 balloon angioplasties 57 REMINDER ORLive Presents 57 karyotyping 57 proton MR spectroscopy 57 LDL apheresis 57 debulking 57 minimally invasive laparoscopic 57 Regenerative Cell 56 cardiac perfusion 56 lipoplasty 56 endometrial biopsy 56 neurosurgical procedures 56 minimally invasive laparoscopic surgery 56 transvaginal 56 cardiopulmonary bypass CPB 56 full thickness plication 56 coronary arteriography 56 CT Angiography 56 transoral 56 resections 56 pulmonary artery banding 56 transesophageal 56 laproscopic 56 Autograft 56 Accelerated Partial Breast Irradiation 56 esophagogastric 56 needle aspiration 56 laparoscopic colectomy 56 superficial femoral 56 pelvic lymphadenectomy 56 catheter angiography 56 Hypertrophy 56 cholecystectomies 56 keratoplasty 56 angioplasty stenting 56 Cryoablation 56 microdebrider 56 cerebral angiogram 56 gynecologic procedures 55 intracavitary 55 wedge resection 55 valvuloplasty 55 thoracic aortic aneurysms 55 transcranial Doppler 55 performed laparoscopically 55 ablation procedures 55 transesophageal echocardiography 55 less invasive laparoscopic 55 microcatheters 55 intragastric balloon 55 Tickle Lipo 55 transvaginal sonography 55 multislice 55 esophagogastroduodenoscopy 55 donor nephrectomy 55 thoracoscopy 55 prostate TURP 55 Stereotactic radiosurgery 55 LipoLite 55 Dural Sealant 55 Radical prostatectomy 55 RNA extraction 55 distal pancreatectomy 55 Cholecystectomy 55 ureteroscopy 55 Endoscopic ultrasound 55 embolisation 55 Grafts 55 intraocular lens implantation 55 urological procedures 55 coronary vessels 55 Coronary stents 55 artery stenosis 55 guided percutaneous 55 involves threading 55 gastrectomy 55 video assisted thoracoscopic 55 transurethral 55 laparoscopic colon 55 ICSI cycles 55 artery embolization 55 urethral strictures 55 GORE TAG Device 55 cerebral angiography 55 colon resection 55 laparoscopic nephrectomy 55 Aortic Valve 55 laparascopic 55 cryotherapy freezing 55 Biopsy System 55 percutaneous interventions 55 submandibular gland 55 HoLEP 55 atrial ablation 55 Abdominoplasty 55 preoperative evaluation 55 tumescent liposuction 55 urologic gynecologic 55 lung transplantations 55 perfusion imaging 54 Minimally invasive surgery 54 treating abdominal aortic 54 paracentesis 54 Y Gastric Bypass 54 SpideRX 54 surgically resected 54 UPPP 54 computed tomographic 54 renal tumors 54 septoplasty 54 Bone marrow transplantation 54 coblation 54 patients undergoing CABG 54 reimplantation 54 spinal metastases 54 Arteriovenous 54 MR Angiography 54 invasive biopsy 54 percutaneous transluminal coronary angioplasty 54 balloon dilation 54 Antibiotic prophylaxis 54 Intuitive Surgical da Vinci 54 intimal hyperplasia 54 Lumbar Interbody Fusion 54 Ablation 54 excisional 54 treat menorrhagia 54 pathologic examination 54 median sternotomy 54 antireflux surgery 54 Nephrectomy 54 inguinal hernia repair 54 Resection 54 limb lengthening 54 unicompartmental 54 biliopancreatic diversion 54 Minimally Invasive Procedure 54 epicardial ablation 54 keyhole incisions 54 body contouring procedure 54 fibrin sealants 54 venography 54 endobronchial 54 colon rectal 54 Intra operative 54 Uterine fibroid embolization 54 transnasal 54 Ectopic 54 endometrial ablation 54 balloon dilatation 54 FFPE tissues 54 scleral buckling 54 endoscopic resection 54 nucleated cells 54 expanded polytetrafluoroethylene 54 surgical resection cavity 54 formalin fixed paraffin embedded 54 Nonsurgical 54 Reconstructive Tissue Matrix 54 Contrast Enhanced 54 oncologic outcomes 54 Transurethral 54 interbody fusion 54 autologous SCT 54 endovascular procedures 54 Computed tomography 54 Mitroflow 54 transvenous 54 catheterisation 54 gastric imbrication 54 endovascular abdominal aortic 54 prostate carcinoma 54 osteoinductive 54 Calcified 54 laparoscopic partial nephrectomy 54 balloon valvuloplasty 54 duplex ultrasonography 54 intravesical therapy 54 pneumonectomy 54 urological gynecological 54 RARP 53 Coronary angioplasty 53 pulmonary angiography 53 fundoplication 53 Cystectomy 53 valve implantation 53 upper endoscopy 53 Humeral 53 penetrating keratoplasty 53 less invasively 53 Bronchoscopy 53 radionuclide imaging 53 Embolization 53 minimally invasive outpatient 53 renal cortical 53 pancreatic transplantation 53 AF ablation procedures 53 bladder prostate 53 microsurgical techniques 53 angio 53 arterial grafts 53 valve prosthesis 53 invasive coronary angiography 53 nephron sparing 53 pancreaticoduodenectomy 53 Coronary artery bypass grafting 53 arterial embolization 53 transcatheter closure 53 myomas 53 ACE inhibitors dilate 53 Computed tomography CT 53 OPCAB 53 Tonsillectomy 53 unresectable tumors 53 Angiograms 53 multislice CT 53 Tumor Response 53 intraoperative complications 53 transarterial chemoembolization 53 hypervascular tumors 53 benign prostatic hyperplasia enlarged 53 abdominal hysterectomy 53 carotid artery stenting 53 computed tomography angiography 53 Endoscopic 53 GORE TAG ® 53 single incision laparoscopic 53 inserted percutaneously 53 Intravascular 53 nonunion fractures 53 microsurgical 53 endovascular interventions 53 ProLipo 53 conventional angiography 53 truncal 53 laparoscopic surgeries 53 Hemangiomas 53 cartilage regeneration 53 Minimally invasive procedures 53 WallFlex Biliary RX 53 urethroplasty 53 coronary artery bypass grafts 53 Radio Frequency Ablation 53 myocardial revascularization 53 tumor resection 53 percutaneous coronary 53 LASIK surgeries 53 Cardiac catheterization 53 stenoses 53 intra operatively 53 pancreatectomy 53 Interventional radiology 53 cardiac CT angiography 53 organ perfusion 53 peripheral arterial 53 vaginal hysterectomy 53 rhBMP 2 53 cervical spine fusion 53 antireflux 53 arthrodesis 53 malignant polyps 53 Absorbable 53 laminectomies 53 endoluminal 53 thrombus removal 53 total abdominal hysterectomy 53 keratectomy 53 thoracoscopic 53 turbinate 53 nerve decompression 53 SilverHawk Plaque Excision System 53 prostatectomies 53 laparoscopic hysterectomies 53 coronary vasculature 53 abdominal incisions 53 Formalin Fixed Paraffin Embedded 53 electrophysiology procedures 53 narrowed carotid arteries 53 epicardial 53 bypass grafts 53 PCNL 53 bilateral orchiectomy 53 radioiodine therapy 52 inserting stent 52 meniscal repair 52 Surgical excision 52 Endurant 52 Sclerotherapy 52 artery bypass surgery 52 radiotherapy RT 52 transrectal 52 bioartificial 52 fluoroscopic guidance 52 preoperative staging 52 flexible endoscope 52 endovenous laser therapy 52 EBUS 52 Mohs micrographic surgery 52 carotid surgery 52 descending thoracic aorta 52 kidney urologic 52 Sleeve Gastrectomy 52 Anti Bacterial Envelope 52 Endometrial ablation 52 Radiofrequency ablation 52 ovulation fertilization 52 assisted radical prostatectomy 52 cervical prostate 52 stem cell transplantations 52 Robotic Assisted 52 hepatectomy 52 balloon kyphoplasty minimally invasive 52 esophagectomy 52 Endologix Powerlink System 52 TUMT 52 Kyphoplasty 52 distal femur 52 arteriotomy 52 excisional biopsy 52 fibroma 52 Coronary Artery Bypass Graft 52 Burch colposuspension 52 nanosurgery 52 treated nonsurgically 52 Thrombus Aspiration 52 mouse mammary 52 bypass grafting 52 Regenerative Cells 52 colonography 52 RF Kyphoplasty 52 multiphoton microscopy 52 Coblation 52 photocoagulation 52 partial nephrectomies 52 T2 weighted imaging 52 cholecystectomy 52 Cardiopulmonary bypass 52 haematopoietic stem cell 52 DEV DA TOMAR NEXT 52 fibrin deposition 52 posterolateral fusion 52 catherization 52 endothelial keratoplasty 52 Umbilical cord stem cells 52 laparoscopic instruments 52 transplantation HCT 52 paraffin embedded tissue 52 Coronary artery bypass graft 52 EVLT ® 52 LapBand 52 esophageal resection 52 adenomatous 52 Nodules 52 denervation 52 ORLive Presents 52 endovascular coiling 52 tracheal intubation 52 Balloon Kyphoplasty 52 total knee arthroplasties 52 thoracolumbar spine 52 lung resections 52 focal ablation 52 grade squamous intraepithelial 52 synthetic grafts 52 smaller incisions 52 Single Photon Emission Computed 52 laser capture microdissection 52 Alimentary Tract 52 electrochemical detection 52 Western Blotting 52 extracorporeal 52 Biopsy 52 Magnetic resonance 52 intrauterine insemination IUI 52 StomaphyX 52 percutaneously 52 prostate bladder 52 Peripheral Arterial 52 miRview mets 52 cultured stem cells 52 pyeloplasty 52 laparoscopic hysterectomy 52 Tracheal 52 Sentinel Lymph Node Biopsy 52 laser assisted lipolysis 52 HIPEC 52 Catheter ablation 52 Microsurgical 52 ESWL 52 lumbar decompression 52 x ray angiography 52 Bone grafts 52 holmium laser 52 computerized tomography scans 52 axillary lymph node dissection 52 Coronary artery bypass 52 colorectal liver metastases 52 multidetector CT 52 cytoreductive surgery 52 subconjunctival injection 52 Cell TRC 52 minimally invasive percutaneous 52 abdominal computed tomography 52 Ultrasonographic 51 minimally invasively 51 postoperative morbidity 51 BioCleanse 51 uterine fibroid embolization 51 laparoscopically assisted 51 TKAs 51 aneurysms AAA 51 demineralized bone 51 scarless 51 AV fistulas 51 dysplastic 51 Angiographic 51 peritoneal carcinomatosis 51 Mohs surgery 51 extracorporeal circulation 51 Virtual Colonoscopy 51 CT coronary angiography 51 bioluminescence imaging 51 intravesical infusion therapy 51 Skin Tightening 51 urogynecologic surgical procedures 51 Artificial Disc 51 retroviral vectors 51 Neoadjuvant chemotherapy 51 percutaneous nephrolithotomy 51 lysate 51 saphenous vein grafts 51 esophagus stomach 51 paclitaxel eluting stents 51 nephrectomy 51 hamartoma 51 axillary dissection 51 keratoprosthesis 51 retroperitoneal 51 segmentectomy 51 radical cystectomy 51 calcified plaques 51 noninvasive imaging 51 cytoreductive nephrectomy 51 noninvasive outpatient 51 RealHand 51 intraductal 51 Minimally invasive 51 allogeneic hematopoietic cell 51 minimally invasive technique 51 peripheral artery 51 gauge vitrectomy 51 Carotid endarterectomy 51 allografts 51 Liver transplantation 51 sonographically guided 51 polymerase chain reactions 51 LASIK procedures 51 involves inserting catheter 51 endovenous ablation 51 lumbar fusions 51 Balloon angioplasty 51 immunosuppressant therapy 51 anterior pelvic 51 TURP 51 total thyroidectomy 51 uterus cervix 51 organ transplantations 51 HLA typing 51 proteomic analysis 51 adrenalectomy 51 cardiac septal repair 51 angiography CTA 51 disc herniations 51 tumor excision 51 lung resection 51 debulking surgery 51 sympathectomy 51 SynerGraft 51 diagnostic angiography 51 unclog arteries 51 lumbar fusion 51 surgical revascularization 51 pacemaker implantation 51 endovascular aneurysm repair EVAR 51 allogenic 51 tissue oxygenation 51 femoral popliteal 51 hyperplastic 51 myringotomy 51 Patients Undergoing 51 dissolvable sutures 51 interbody devices 51 VisuMax 51 Oocyte 51 FFPE block 51 needle biopsies 51 lipomas 51 Y gastric bypass 51 CorMatrix ECM 51 external beam radiotherapy 51 anastomotic 51 uterine cervix 51 posterior lumbar interbody fusion 51 Amniocentesis 51 islet isolation 51 IntraLase laser 51 thyroidectomy 51 Islet transplantation 51 tricuspid valve repair 51 chondral 51 pulmonary metastases 51 mitral valve replacement 51 ethmoid 51 STEEN Solution ™ 51 robotically assisted 51 Dacron graft 51 percutaneous intervention 51 BioCleanse ® 51 carotid artery stenosis 51 Transoral 51 lumbar discectomy 51 bronchial lavage 51 postoperative infections 51 liver biopsies 51 laparoscopic prostatectomy 51 Cumulase 51 Smartlipo ™ 51 Prostatectomy 51 periprosthetic fractures 51 periodontal defects 51 antegrade 51 intraluminal 51 carotid artery stenting CAS 51 ultrasonographic examination 51 resection cavity 51 Proc Am Soc 51 obstructive lesions 51 minimally invasive arthroscopic 51 urine dipstick 51 diskectomy 51 stent stenosis 51 sternotomy 51 bone marrow aspiration 51 coronary CT angiography 51 venous grafts 51 Anterior Cervical 51 Intensity Modulated 51 methylation markers 51 3T MRI 51 rhinoplasty liposuction 51 tissue ablation 51 tonometry 51 lobectomies 51 autologous tissue 51 computed tomography PET CT 51 LigaSure 51 assisted laparoscopic prostatectomy 51 minimally invasive orthopedic 51 Percutaneous 51 ovulation induction 51 Breast conserving 51 TORS 51 incisional 51 bioassays 51 RT qPCR 51 partial meniscectomy 51 bone marrow biopsies 51 transplantations 51 ablative lasers 51 coronary stenting 51 computed tomography scans 51 arthrography 51 distraction osteogenesis 51 Carotid artery 51 fracture fixation 50 bioprosthetic 50 Embolic 50 atrial fibrillation ablation 50 reopen clogged arteries 50 microvascular decompression 50 VCUG 50 tortuosity 50 cartilage lesions 50 involves implanting 50 patients undergoing noncardiac 50 FFPE 50 endovascular aneurysm repair 50 cervical fusion 50 Sigmoidoscopy 50 Breast Specific 50 proximal humerus 50 explanted 50 cardioplegic arrest 50 Surgical resection 50 colonoscopic 50 intracapsular 50 Ebstein anomaly 50 thoracoscopic lobectomy 50 laparoscopic radical nephrectomy 50 Umbilical cord 50 Balloon kyphoplasty 50 gallbladder removal 50 GORE TAG Thoracic Endoprosthesis 50 Peritoneal dialysis 50 trigeminal ganglia 50 SPY imaging 50 COPEGUS therapy 50 lumbar spine fusion 50 natural orifices 50 micrometastasis 50 osteoconductive 50 Papillary 50 reconstructed Lakshmi 50 metaplasia 50 tissue grafts 50 endoscopic sinus surgery 50 internal mammary artery 50 secretes insulin 50 stents catheters 50 coronary computed tomography 50 conformal radiotherapy 50 Bonati Procedures 50 cardiac resynchronisation therapy 50 mesenteric 50 AF ablation 50 Hysterectomies 50 unicondylar 50 DeBakey pioneered 50 reconstructive surgical 50 xenograft implants 50 electrode arrays 50 Carotid 50 non ablative 50 Autologous 50 post surgical adhesions 50 contractile muscle 50 autologous hematopoietic stem cell 50 perforated colons 50 Extracellular Matrix 50 lung esophageal 50 stop cerebral hemorrhaging 50 INFUSE Bone Graft 50 adipose derived stem cells 50 helical CT 50 rhizotomy 50 cancerous polyps 50 coronary blockages 50 coronary angiogram 50 aortic annulus 50 bone allografts 50 parotid 50 Stereotactic Body Radiation Therapy 50 seminal vesicles 50 CTO recanalization 50 duodenal switch 50 CABG surgeries 50 gynecological procedures 50 embolectomy 50 intrathoracic 50 coronary artery stents 50 meniscectomy 50 cystectomy 50 Breast Specific Gamma 50 lung liver pancreas 50 RF ablation 50 stem cell engraftment 50 gall bladder removals 50 IOL implantation 50 axilla 50 extracranial 50 anterior cervical discectomy 50 suture anchor 50 PSA nadir 50 Mitral valve repair 50 HALO# [002] 50 Radiofrequency Ablation RFA 50 laparoscopic Roux en 50 Phacoemulsification 50 endoluminal stent graft 50 Laparoscopy 50 tibial plateau fractures 50 loop electrosurgical excision 50 placental derived 50 popliteal arteries 50 revascularization procedures 50 Myomectomy 50 lung nodule 50 occlusive disease 50 Fetal Fibronectin Test 50 ablation procedure 50 angioplasties stents 50 pleural effusions 50 ductal lavage 50 angiographies 50 adjustable gastric band 50 grafts 50 transcatheter aortic valve implantation 50 mismatched bone marrow 50 sonographic guidance 50 perioperative complications 50 carotid stenosis 50 cryosurgery 50 coronary CTA 50 stent coating 50 CT angiography 50 spinal fusion procedures 50 radiofrequency ablation RFA 50 Occlusion 50 Optical Biopsy System 50 tubal ligation reversal 50 thoracic endovascular aortic 50 LAGB 50 stenting procedures 50 Microvascular 50 prostate radical prostatectomy 50 osteoporotic compression fractures 50 laparoscopic adjustable gastric banding 50 Crystalens AO 50 distal anastomosis 50 sentinel node biopsy 50 Laparoscopic 50 genotyping assay 50 intramedullary nail 50 orthopedic spinal 50 arterial aneurysms 50 autografts 50 Transfusions 50 neuromas 50 Ikoniscope 50 phakic 50 sutureless 50 elective PCI 50 multifrequency 50 oocyte retrieval 50 intramedullary 50 percutaneous vertebroplasty 50 functional mitral regurgitation 50 PICSO ® 50 Transvaginal 50 renal transplants 50 histopathologic examination 50 laparoscopic techniques 50 lymph node removal 50 bone marrow lymph nodes 50 nodal dissection 50 nitinol stents 50 vertebrobasilar 50 carotid artery stent 50 fibroadenomas 50 fluoroscopically guided 50 osteotomies 50 interventional procedures 50 gynaecologic 50 tissue expander 50 coronary artery stenosis 50 minimally invasive techniques 50 type plasminogen activator 50 prospective multicenter study 50 adipose stem cells 50 histological examination 50 CorPath 50 Hip resurfacing 50 coronary angiograms 50 neurosurgeries 50 intestine colon 50 TRAM flap 50 SmartLipo Triplex 49 Vaser 49 graft occlusion 49 Occlusions 49 calculi 49 canaloplasty 49 catheters inserted 49 benign enlargement 49 laparoscopic technique 49 sigmoidoscope 49 trabeculectomy 49 invasive catheter 49 Adhesions 49 DALK 49 neurosurgical procedure 49 fibrin glue 49 Arthroplasty 49 aortic tissue 49 percutaneous valve 49 PlasmaBlade 49 crossclamp 49 xenograft 49 percutaneous biopsy 49 internal thoracic artery 49 osteochondral 49 annuloplasty rings 49 resected 49 Hormonal therapy 49 ReValving 49 Estrogen Receptor 49 lymphadenectomy 49 needle insertions 49 NSTE ACS 49 nonischemic 49 CardioPass TM 49 biliary tract 49 minimally invasive endovascular 49 haematopoietic 49 partial nephrectomy 49 IM progesterone 49 Hernia Repair 49 laparoscopically 49 stent implantation 49 saphenous veins 49 underwent surgical resection 49 computed tomographic angiography 49 uterus fallopian tubes 49 bronchoalveolar lavage 49 coronary intervention 49 thoracic aortic 49 colorectal adenocarcinoma 49 pathologic diagnosis 49 Aortic Valve Replacement 49 tibial osteotomy 49 nephron sparing surgery 49 NMR experiments 49 minimally invasive endoscopic 49 stereotactic radiotherapy 49 gum grafting 49 noncoronary 49 bladder rectum 49 natural orifice translumenal 49 wavelength tunable 49 renal biopsy 49 Nissen fundoplication 49 intestinal polyps 49 Lipolysis 49 aortic stent grafts 49 Fibroid tumors 49 Third Eye Retroscope 49 laparoscopic instrumentation 49 ostial 49 Dr. Cadeddu 49 Cryosurgery 49 Percutaneous Transluminal Coronary Angioplasty 49 videoscope 49 formalin fixed 49 Autologous stem cell 49 MRI positron emission 49 balloon kyphoplasty procedure 49 periurethral 49 INFUSE ® 49 bypass graft surgery 49 LANAP 49 MultiWave 49 explants 49 VASER ® 49 cerclage 49 laparoscopies 49 Intubation 49 corneal transplantation 49 anterior resection 49 resect 49 ablate tissue 49 colectomy 49 minimally invasive interventional 49 TURBO Booster 49 tiny keyhole incisions 49 medicated stent 49 pars plana vitrectomy 49 targeted muscle reinnervation 49 percutaneous injection 49 Implantable Cardioverter Defibrillator ICD 49 topical anesthesia 49 catheterizations 49 endoscopic surgical 49 ileal 49 Microsurgery 49 gastroscope 49 precursor lesions 49 Heart Transplant Recipients 49 hemostatic agents 49 intra arterial chemotherapy 49 resection arthroplasty 49 percutaneous catheter 49 donor pancreases 49 urologic surgeons 49 patients undergoing percutaneous 49 extrapleural pneumonectomy 49 artificial arteriovenous dialysis 49 Debridement 49 computed tomography CT scanner 49 ablation therapy 49 beta islets 49 ClosureFAST catheter 49 craniectomy 49 USGI 49 transradial 49 Sirtex SIR Spheres microspheres 49 DIEP flap 49 Intraoperative 49 gall bladder removal 49 Bypass Surgery 49 laparoscopic fundoplication 49 chromosomal mutations 49 adenoidectomy 49 cell transplantation 49 gynecologic surgery 49 SpyGlass System 49 Aquilion Premium 49 metabolomic profiles 49 Spinal Cord Stimulation 49 vitreous floaters 49 fenestrated 49 cataract extraction 49 revascularisation 49 preoperative diagnosis 49 heterotopic bone 49 USGI Medical 49 Infinium assay 49 hematopoietic progenitor cells 49 ovarian malignancy 49 pancreas transplantation 49 functional MRIs 49 direct laryngoscopy 49 hip osteonecrosis avascular 49 reconstructive urological general 49 genotyping gene expression 49 invasive diagnostic 49 decompressive 49 carotid endarterectomy CEA 49 coronary artery stenting 49 Laparoscopic surgery 49 peripheral vasculature 49 bone marrow aspirate 49 rotational angiography 49 abdominal aortic 49 surgical aortic valve 49 syngo DynaCT 49 Strattice ™ 49 implantations 49 Vertebral 49 #Gy 49 revascularized 49 Morbidly obese patients 49 Fontan procedure 49 TruFUSE 49 urothelial carcinoma 49 renal parenchyma 49 infrapopliteal 49 tissue coagulation 49 Bladeless LASIK 49 cell culturing 49 anaplastic thyroid carcinoma 49 cannulae 49 osteoma 49 stent grafts 49 Allograft 49 vascular anatomy 49 engineered bladders 49 endoleaks 49 Implantable cardioverter defibrillators 49 Chronic Total Occlusions 49 intermittent hemodialysis 49 suprapubic 49 Maven Semantic