Constriction, Pathologic: all 1,117 studies
Page 2 of 12. Open to participants first (229), then studies with results posted, then the rest; newest registration first within each.
- Precision Treatment of Lumbar Spine Surgery Through Advanced Nerve Root BlockadeRecruitingNCT06143813Not applicable
- Clinical Trial of Biolimus-coated Intracranial Balloon Dilation CatheterNot yet recruitingNCT06140550Not applicable
- Role of Aortic Valve Composition in Pathophysiology and Diagnosis of Aortic StenosisRecruitingNCT06136689
- A Prospective, Multicenter, Single-arm Study to Evaluate a Transcatheter Aortic Valve System Safety and Efficacy for the Treatment of Patients With Severe Aortic StenosisRecruitingNCT06136429Not applicable
- Exercise CMR in (p)LF-LG ASRecruitingNCT06129799
- Aortic Stenosis and Cardiac AmyloidosisRecruitingNCT06129331
- Innovative Application of Pressure Gradient Measurement in Internal Carotid Stenosis in Patients Undergoing CASNot yet recruitingNCT06123767Not applicable
- Endoscopic Scissors Cutting Nasobiliary Duct VS Bilateral Plastic StentRecruitingNCT06106750Not applicable
- Acupuncture for Lumbar Spinal StenosisRecruitingNCT06102798Not applicable
- Impact of Significant Carotid Stenosis on Retinal Perfusion Measured Via Automated Retinal OximetryRecruitingNCT06085612
- Olfactory Cleft Stenosis and Obstruction on Paranasal Sinus CT Scan in Pre Septo Rhinoplasty Patients Without Respiratory Mucosa Pathology : Normal Variants or Pathologic Findings ?RecruitingNCT06082193
- Extra Alirocumab in Addition to Statin Therapy in Asymptomatic Intracranial Atherosclerotic Stenosis (EAST-aICAS)Not yet recruitingNCT06080256Phase 3
- Can Minimally Invasive Decompression Surgery Restore Sagittal Balance in a Patient Population With Sagittal Imbalance and Lumbar Spinal StenosisNot yet recruitingNCT06075355
- Assessment of Right Ventricular Function in Patients With Severe Mitral Stenosis Before and After Balloon Mitral ValvuloplastyNot yet recruitingNCT06067815
- Analysis of Calcium Score of Severe Aortic Stenosis in Patients With and Without Cardiac Amyloidosis (CAUSATIVE Study)RecruitingNCT06066632
- Crenel Lateral Interbody Fusion Combined With Lateral Plate Fixation for LSS Combined With Lumbar InstabilityNot yet recruitingNCT06058143Not applicable
- Combination of Antiplatelet and Anticoagulation for AIS Patients Witn Concomitant NVAF and Extracranial/Intracranial Artery StenosisRecruitingNCT06058130Not applicable
- Anatomical and Functional Outcome of PSG Vs BMG for Urethral Substitution in Long Segment Anterior Urethral StricturesRecruitingNCT06056856Not applicable
- Ventricular-arterial Coupling of the Heart Among Patients With Mitral Stenosis Undergoing Percutaneous Trans-luminal Mitral Commissurotomy. Cardiac Magnetic Resonance StudyNot yet recruitingNCT06054568
- Extra Alirocumab in Addition to Statin Therapy in Symptomatic IntraCranial Atherosclerotic Stenosis ----a Pilot StudyRecruitingNCT06052020
- Outcome Prediction in Patients With Aortic Stenosis After TAVINot yet recruitingNCT06043180
- Utilization of Transanal Endoscopy in the Treatment of Anastomotic StenosisRecruitingNCT06036862Not applicable
- Revascularization Effect on CSVD Burden in Carotid Artery StenosisRecruitingNCT06031610
- Involvement of the Gut Microbiota in Calcified Aortic StenosisNot yet recruitingNCT06021535
- Prevalence of ATTR Cardiac Amyloidosis in Patients Undergoing TAVRNot yet recruitingNCT06015997
- Venus-Vitae Pivotal Study Smart-Align StudyNot yet recruitingNCT05991271Not applicable
- Registry of Multicenter Brain-Heart Comorbidity in ChinaRecruitingNCT05961748
- Translational-Omics in Aortic Stenosis (TOmAS) BiobankRecruitingNCT05930899
- Buccal Mucosal Graft for Onlay Ureteroplasty in the Management of Proximal Ureteral StrictureRecruitingNCT05928364Not applicable
- The China Mviv RegistryRecruitingNCT05925335Not applicable
- Interventional Therapy of Tracheal StenosisRecruitingNCT05924087
- Oriental Intervention for Enhanced Neurocognitive Health (ORIENT) Diet in Patients With Intracranial / Carotid StenosisRecruitingNCT05922137Not applicable
- Comparison Between Two Techniques Used in Treatment of Long Anterior Urethral StrictureNot yet recruitingNCT05918315Not applicable
- "eyeMax Insight" Cholangioscopy for Unexplained Bile Duct StenosisNot yet recruitingNCT05905744
- Effects of Pioglitazone in Calcific Aortic Valve DiseaseNot yet recruitingNCT05875675Phase 2
- Prizvalve Pro™ Transcatheter Aortic Valve Replacement StudyRecruitingNCT05864456Not applicable
- Folic Acid Supplementation in Calcific Aortic Valve DiseaseNot yet recruitingNCT05861648Phase 2
- Plaque and Brain Inflammation in Symptomatic Carotid Stenosis: Role of the Ficolin-2RecruitingNCT05850247Phase 2
- Evaluation of Brain Health and Surgical Efficacy in Patients With Carotid Artery StenosisNot yet recruitingNCT05848921
- Strategic Use of Big Data in Spine Surgery - Testing Digital Prediction of Outcome in Clinical PraxisRecruitingNCT05817747Not applicable
- Effects Branch PA Stenting d-TGA, ToF and TARecruitingNCT05809310Not applicable
- Effectiveness of Digital Health Management on Patients With Head and Neck Vascular StenosisNot yet recruitingNCT05798013Not applicable
- Diagnostic Performance of the Resistance Index (RI) for the Assessment of Cerebral Vasoreactivity in Transcranial DopplerRecruitingNCT05780619
- OUTcomes Evaluation of Current Therapeutic STrategies for Severe Aortic Valve steNosis anD the agING Population in ITALYRecruitingNCT05778773
- Evolocumab Added to Statin Therapy in Symptomatic Intracranial Atherosclerotic Stenosis (EAST-ICAS)RecruitingNCT05741086Phase 3
- 4D CT Scan Versus 3D CT Scan Concerning Cardiac Dosimetry Assesment for Left Sided Breast Cancers RadiotherapyRecruitingNCT05726604Not applicable
- EEG/MECG/EMG Evaluating the Severity of Aortic Stenosis, Heart Failure and Ischemic Stroke Through an Artificial Intelligenceassisted System.Not yet recruitingNCT05716659
- Impact of Fast-rotation Coronary CT in Patients Undergoing Aortic Stenosis WorkupRecruitingNCT05709652Not applicable
- Anticoagulation Using Rivaroxaban on Top of Aspirin in Intracranial Atherosclerotic StenosisNot yet recruitingNCT05700266Phase 2/3
- A Registry Study of Intracranial Atherosclerotic Stenosis Treatment by Intracranial Drug-eluting Stenting in ChinaRecruitingNCT05692882Not applicable
- COffee and Metabolites Modulating the Gut MicrobiomE in Colorectal caNCERRecruitingNCT05692024Phase 1/2
- Titanium vs. PEEK Fusion Devices in 1 Level TLIFEnrolling by invitationNCT05691062Phase 4
- Role of Paclitaxel in Stricture UrethraRecruitingNCT05678413Not applicable
- A Clinical Trial of the Transcatheter Aortic Valve Implantation System With a Prospective, Multi-Center, One-Arm Approach to Evaluate the Efficacy and Safety in the Treatment of Patients With Severe Aortic StenosisNot yet recruitingNCT05673525Not applicable
- Remote Ischemic Conditioning Combined With Endovascular Stenting for Symptomatic Intracranial Atherosclerotic StenosisNot yet recruitingNCT05653505
- Efficacy of Drug-Eluting Vertebral Artery Stenting Treatment for Atherosclerotic Vertebral Arteries StenosisRecruitingNCT05644314Not applicable
- Prediction of Long-term Outcome in Aortic Stenosis After Valve InterventionRecruitingNCT05629104
- Optimization Strategy of Carotid Artery StenosisRecruitingNCT05629000
- Polish Transcatheter Transfemoral Mitral Valve-in-Valve Implantation (Mitral ViV) RegistryRecruitingNCT05625607
- Carotid Revascularization Versus Best Medical Treatment for Asymptomatic Carotid StenosisRecruitingNCT05623904Not applicable
- Evaluation of Safety and Effectiveness of Lobster Dynamic Interspinous Spacer in Lumbar Spinal StenosisRecruitingNCT05587465Not applicable
- Rapid Maxillary Expansion with Low Level Laser TherapyRecruitingNCT05586997Phase 3
- Medical Treatment Versus Surgery in Stricturing Small Bowel Crohn's DiseaseNot yet recruitingNCT05584228Not applicable
- Prevalence and Etiologies of Intracranial Stenosis in Patients With Antiphospholipid SyndromeEnrolling by invitationNCT05583305
- Timing Carotid Stent Clinical Study for the Treatment of Carotid Artery Stenosis（Timing Trial）RecruitingNCT05574972Not applicable
- Paclitaxel Coated Balloon for the Treatment of Chronic bEnigN sTricture- BowelRecruitingNCT05561127Phase 3
- Optical Coherence Tomography for Intracranial Atherosclerotic StenosisRecruitingNCT05550077
- Efficacy and Safety of Edoxaban in Patients With Atrial Fibrillation and Mitral StenosisRecruitingNCT05540587Phase 2
- Safety and Efficacy of Emergent TAVI in Patients With Severe ASNot yet recruitingNCT05528211
- Spinal Stenosis and Listhesis Treated With Percutaneous Interspinous Spacer: a Non-surgical TrialRecruitingNCT05527145Not applicable
- The Accuracy of Pulsed Fluoroscopy Retrograde Urethrogram Vs the Traditional Retrograde Urethrogram In Diagnosing Urethral StrictureRecruitingNCT05519566Not applicable
- Cognitive Decline and Underlying Mechanisms in Asymptomatic Intracranial Artery Stenosis PatientsRecruitingNCT05504330
- iNav-based, Automated Coronary Magnetic Resonance Angiography for the Detection of Coronary Artery StenosisNot yet recruitingNCT05473117
- Efficacy and Safety of Allium Ureteral Stent for Treating Refractory Ureteral StrictureRecruitingNCT05455307Not applicable
- OpalGenix- Personalized Postoperative Pain Management Following Lumbar Spinal Fusion and Decompression Surgery in AdultsRecruitingNCT05452694
- Efficacy of Ustekinumab Therapy in Patients With Symptomatic Stricturing Crohn's DiseaseRecruitingNCT05387031
- Clinical Registration Study of Patients With Intracranial / Carotid StenosisRecruitingNCT05322824
- Study Comparing Postoperative Treatment After Surgical Decompression for Lumbar Spinal Stenosis.RecruitingNCT05312281Not applicable
- Necessity of Fusion Following Decompression Surgery in Patients With Single-level Lumbar StenosisRecruitingNCT05273879Not applicable
- Carotid Revascularization With MicroNet Covered Stent Comparing Early Neurological Outcomes With Distal Versus Proximal EPSRecruitingNCT05257161Not applicable
- TRAnscranial Doppler CErebral Blood Flow and Cognitive IMPAIRment in Heart FailureRecruitingNCT05250349
- Copenhagen Mesenteric Stent Study - A Randomized Trial of Stent Versus Covered Stent Treatment for Chronic Mesenteric IschemiaRecruitingNCT05244629Not applicable
- Effect of Antifibrotic Therapy on Regression of Myocardial Fibrosis After Transcatheter Aortic Valve Implantation (TAVI) in Aortic Stenosis Patients With High Fibrotic BurdenRecruitingNCT05230901Phase 3
- Electronic Physician Notification to Facilitate the Recognition and Management of Severe Aortic Stenosis: The DETECT AS TrialRecruitingNCT05230225Not applicable
- Carotid Revascularization for Radiation Induced Carotid Artery StenosisRecruitingNCT05134246
- Complete Functional Assessment of Intermediate Coronary Artery Stenosis Before and After Transcatheter Aortic Valve Implantation (TAVI) in Patients With Severe Symptomatic Aortic Valve StenosisRecruitingNCT05133843Not applicable
- Transplant Renal Artery Stenosis: Observation Versus StentingRecruitingNCT05046496Not applicable
- Cerebral Autoregulation in Patients With Symptomatic Cerebral Atherosclerotic StenosisRecruitingNCT05028855
- Use of SPY Fluorescent Angiography to Reduce Ureteroenteric Stricture Rate Following Urinary DiversionEnrolling by invitationNCT05022199Not applicable
- Endoscopic Stricturotomy Versus Endoscopic Balloon Dilatation in Patients With Crohn's Disease and Symptomatic Small Bowel StrictureRecruitingNCT05009212Not applicable
- A Clinical Trial to Evaluate the Safety and Efficacy of IBS Angel in Patients With Pulmonary Artery StenosisRecruitingNCT04973540Not applicable
- Effect of PCSK9 Inhibitors on Calcific Aortic Valve StenosisRecruitingNCT04968509Phase 3
- Carotid Stenosis Management During COVID-19 Era - Pilot StudyRecruitingNCT04947046
- Anatomic Stenosis Severity as a Prognostic Marker in Patients With Low-Flow Low-Gradient Aortic Stenosis Undergoing TAVIRecruitingNCT04914481
- Angiotensin Receptor Blockers in Aortic StenosisRecruitingNCT04913870Phase 4
- To Evaluate Safety and Effectiveness of Transcatheter Aortic Valve System in Patients With Severe Aortic StenosisRecruitingNCT04893603Not applicable
- Correlation of FFR and iFR With Cardiac PET Perfusion in Patients With Severe Aortic Valve StenosisRecruitingNCT04882488
- Effect of Limaprost in Combination With Transforaminal Epidural Steroid InjectionRecruitingNCT04876612Not applicable
- Cognitive Decline in Asymptomatic Intracranial Stenosis Patients: A 1-Year Follow-Up StudyRecruitingNCT04850001
- HANGZHOU Solution in Bicuspid AS Undergoing TAVRRecruitingNCT04722796Not applicable