Constriction, Pathologic: all 1,117 studies
Page 1 of 12. Open to participants first (229), then studies with results posted, then the rest; newest registration first within each.
- Pain After Microsurgical DecompressionEnrolling by invitationNCT07883694
- A Phase 2, Placebo-Controlled Study of Oral RXC008 for Crohn's StricturesNot yet recruitingNCT07832435Phase 2
- Non-Interventional Study on the Prevalence of Cardiac Amyloidosis in Patients With Higher-Grade Aortic Valve Stenosis - Evaluation Using Echocardiography, Computed Tomography, Tc99-SPECT/CT and Cardiac Magnetic Resonance Imaging (CMR)RecruitingNCT07752732
- Endoscopic TreatmentNot yet recruitingNCT07727824Not applicable
- Targeting Real World Usage In Stroke TreatmentRecruitingNCT07474935
- Guselkumab Vs Ustekinumab in Stricturing Crohn's DiseaseRecruitingNCT07444060
- IIH Intervention: A Clinical Trial Comparing 2 Treatments (Shunts and Stents) Evaluation Of Clinical Effectiveness And Cost EffectivenessRecruitingNCT07440277Not applicable
- Comparison of the Therapeutic Effects of Balloon Assisted Enteroscopy Assisted Narrow Incision and Balloon Dilation in the Treatment of Crohn's Disease Small Intestinal StenosisNot yet recruitingNCT07409376Not applicable
- A Study Comparing the MAGICTouch™ Sirolimus-coated Balloon With a Paclitaxel-coated Balloon for Treating Severe Narrowing or Blockage in the Femoropopliteal Arteries.Not yet recruitingNCT07359807Phase 2/3
- Ultrasound and Proteomics for Guselkumab Response Assessment in Crohn's Disease (UPGRADE).RecruitingNCT07246460
- Adjuvant Steroid Outcomes in Idiopathic Subglottic StenosisRecruitingNCT07228104Phase 3
- Intra-arterial Thrombolysis for Acute Ischemic Stroke With Medium Vessel OcclusionRecruitingNCT07185022Not applicable
- Spontaneous Correction of Sagittal Imbalance After Isolated Lumbar DecompressionRecruitingNCT07139938Not applicable
- Transcatheter Fontan Stenting: Impact on Hepatic Stiffness and Exercise CapacityRecruitingNCT07073612
- EvaluatioN of Optilume Drug-Coated Balloon for the Endoscopic Treatment of UREteric StricturesRecruitingNCT07020520Not applicable
- Adjusted Study Protocol: Within-Subject Paired-Eye Design Comparing Pilocarpine 0.1%, Phentolamine 0.75%, and Combination Therapy for Cyclopentolate Reversal in ChildrenNot yet recruitingNCT07012512Not applicable
- Bile Omics for Diagnosing Indeterminate Biliary StricturesRecruitingNCT07007832
- The Prevalence of Directional Preference in the Lumbar Stenosis PopulationRecruitingNCT07007663
- Application of the Sentire C1000 for Ureteral Stricture RepairRecruitingNCT06983067
- Influence of Original Native Aortic Valve Lesion (Stenosis or Steno-insufficiency vs. Insufficiency) on Post-implant Structural Bioprosthetic Degeneration After Aortic Valve ReplacementEnrolling by invitationNCT06964035
- Study on PAD and CAS Based on Omics and ImagingNot yet recruitingNCT06917547
- European Multicentre Study of Long-term Results Following Visceral Arteries Revascularization: the E-VisAR StudyNot yet recruitingNCT06913530
- Efficacy and Safety Study of Endovascular Treatment of Asymptomatic Carotid Artery StenosisRecruitingNCT06899399Not applicable
- The Management of Asymptomatic Carotid StenosisRecruitingNCT06882954
- Influence of Original Native Tricuspid Valve Lesion (Stenosis or Steno-insufficiency or Insufficiency) on Post-implant Structural Bioprosthetic Degeneration After Tricuspid Valve Replacement.Enrolling by invitationNCT06875154
- Six-month Response Rate According to Two Surgical Techniques (Rotational Atherectomy Versus Angioplasty) to Treat Stenosis of Vascular Accesses in Hemodialysis.Not yet recruitingNCT06868901Not applicable
- Standardized Procedure for Intracranial Drug-Eluting Stenting in the Treatment of Intracranial Atherosclerotic StenosisRecruitingNCT06857058Not applicable
- The Efficacy and Safety of Robotic Bronchoscopy System-Assisted Stent Placement in Patients with Malignant Central Airway StenosisNot yet recruitingNCT06832943Not applicable
- Treatment of Bulbar Urethral Strictures With Optilume Drug-Coated Balloons in an Untreated PopulationNot yet recruitingNCT06827210Not applicable
- Identification and Treatment of Renal Stenosis in Transplanted KidneysRecruitingNCT06822205
- An Integrated Prenatal and Postnatal Treatment Model for the Treatment of Newborns With Critical Congenital Heart DiseaseRecruitingNCT06768008
- Efficacy and Outcome of Carotid Endarterectomy for Symptomatic Carotid StenosisNot yet recruitingNCT06756360
- Non-invasive Detection of Coronary Artery StenosisNot yet recruitingNCT06750016
- Telematic Intervention for Reversing Frailty Among Older Patients with Aortic Stenosis Undergoing Transcatheter Aortic Valve Intervention. the TELE-FRAIL TAVI Clinical TrialNot yet recruitingNCT06742970Not applicable
- The New Clinical Registration Trial of Interventional Treatment for Patients with Symptomatic Intracranial Artery StenosisNot yet recruitingNCT06740513
- Double Pig Tail Stent-assisted Fixation of Fully Covered Metal Stents for the Treatment of Benign Duodenal StricturesRecruitingNCT06736301Not applicable
- STAR-PAK Study: Evaluating the Safety and Efficacy of PAK® (Paclitaxel Coated Balloon) in Treating Atherosclerotic Femoro-Popliteal LesionsRecruitingNCT06734221Not applicable
- Diagnostic Value of Next-Generation Sequencing Analysis in Biliary Tract TumoursRecruitingNCT06729944Not applicable
- Endoscopically Placed Lumen-Apposing Metal Stents for the Treatment of Symptomatic Intestinal Strictures in Individuals With Inflammatory Bowel DiseaseNot yet recruitingNCT06725563Not applicable
- Comparison Between The Results of Open and Microsurgical Decompression in Degenerative Spinal Canal Stenosis in Lumbar SpineNot yet recruitingNCT06722859Not applicable
- Study of Transcatheter Aortic Valve Replacement With A² Flex and Commissural Alignment Technology in Severe Aortic StenosisNot yet recruitingNCT06721676Not applicable
- Comparision of Endoscopic Discectomy and Microdiscectomy for the Treatment of Lumbar Spinal StenosisRecruitingNCT06719037Not applicable
- Biodegradable Stents in Liver Transplant RecipIents for Treatment of Biliary Anastomotic StricturesRecruitingNCT06716541Not applicable
- Impact of Enhanced Information on Subjective Information Level and PROMs in Patients with Aortic StenosisRecruitingNCT06706635Not applicable
- Can COX-2 Inhibitor Decrease Stricture Recurrence After Direct Vision Internal Urethrotomy?RecruitingNCT06697106Not applicable
- Comparative Study Between Lumbar Foraminal Stenosis Treatment ModalitiesNot yet recruitingNCT06686407Not applicable
- Comparative Outcomes of Conventional TLIF With Posterior Decompression Surgery Versus Endoscopic Foraminotomy SurgeryEnrolling by invitationNCT06685575Not applicable
- Drug Eluting Stenting and Short Dual Antiplatelet Therapy for Preventing Recurrent Stroke in Vertebral Stenosis Registry StudyNot yet recruitingNCT06683300
- Registration Trial of the Drug-coated Balloon for the Symptomatic Cerebral Atherosclerotic StenosisEnrolling by invitationNCT06683118Not applicable
- Observational Study Relating to the Long-term Follow-up of Patients with Severe Aortic Stenosis Evaluated for Percutaneous Aortic Valve Replacement (TAVI).Enrolling by invitationNCT06679517
- An Innovative Endoscopic Cap for Dilating Benign Esophageal Strictures in ChildrenRecruitingNCT06675825Not applicable
- Esophageal Replacement With a Decellularized Human Esophagus GraftNot yet recruitingNCT06662370Phase 1/2
- Single Plastic Stent Vs. Fully Covered Self-Expanding Metal Stent on Benign Biliary Stricture Secondary to Chronic PancreatitisRecruitingNCT06655051Not applicable
- Tranilast Vs. Steroids to Prevent Esophageal Stricture (TAPES) After Endoscopic Resection for Superficial NeoplasmsNot yet recruitingNCT06643689Phase 2
- Ultrasound Guidance of Office Hysteroscopy in Patients With History of Failure of Office Hysteroscopy Due to Cervical Stenosis.RecruitingNCT06637111Not applicable
- Endoscopic Ultrasound-guided Fine-needle Biopsy for Tissue Sampling of Biliary Strictures: a Multicenter Prospective StudyRecruitingNCT06614452Not applicable
- ERCP With and Without EUS Guided HGS for Bilateral Biliary Decompression in Malignant Hilar Biliary ObstructionRecruitingNCT06613945Not applicable
- Loss of Y Chromosome in Aortic StenosisRecruitingNCT06595407
- A Prospective Cohort of Patients With Cervical/Intracranial Arteries Stenosis in ChinaNot yet recruitingNCT06595342
- Intensive Treatment on Periodontitis in Aortic StenosisRecruitingNCT06587971Not applicable
- Does the Degree of Cervical Stenosis Affect Proprioception?Not yet recruitingNCT06566573Not applicable
- Randomised Clinical Trial Comparing Drug-coated Balloon to Plain Balloon for All Peripheral AVF StenosisRecruitingNCT06553443Phase 3
- Role of Topical Steroid Injection With Refractory Benign Esophageal Stricture Endoscopic Dilatation in ChildrenRecruitingNCT06514079Not applicable
- Carotid Artery Stenting During Endovascular Treatment of Acute StrokeRecruitingNCT06511089Phase 3
- Scoring Balloon and High Pressure Balloon in the Treatment of Arteriovenous Graft StenosisRecruitingNCT06503692Not applicable
- Outcome of Resection Anastomosis and Long Term Stenting With Montgomery Tube Operations in Management of Grade 3 Benign Laryngotracheal StenosisRecruitingNCT06499987Not applicable
- Reversibility of Cardiac Conduction Disturbances Following TAVIRecruitingNCT06481137Not applicable
- Act on Quality of Life in Patients With aortIc StenosisRecruitingNCT06477042
- Transit Time Flow Measurement in Coronary SurgeryNot yet recruitingNCT06471062
- Risk Prediction Model for Cerebrovascular Events in Carotid Artery StenosisEnrolling by invitationNCT06452173
- Fractional Flow Reserve-guided Stenting Versus Medical Therapy in Atherosclerosis Renal Artery StenosisRecruitingNCT06447740Not applicable
- Blood Flow Conditions and Sounds in AVFsRecruitingNCT06411353Not applicable
- Rate Control Efficacy in Atrial Fibrillation With Rheumatic Mitral Stenosis: Lenient vs Strict Rate Control StrategiesRecruitingNCT06409533Not applicable
- Ocular Perfusion in Patients With Unilateral Carotid Artery StenosisRecruitingNCT06398223
- Effect of Degenerative Spondylolisthesis on the Clinical Outcome of Unilateral Biportal Endoscopy for Lumbar Spinal Stenosis: Study ProtocolRecruitingNCT06394089
- Relief of Lumbar Spinal Stenosis SymptomsRecruitingNCT06393959Not applicable
- Duration of Ureteral Rest Prior to Ureteral Reconstruction SurgeryRecruitingNCT06384079
- Endoscopic Decompression Versus Microscopic Decompression in Lumbar Canal StenosisNot yet recruitingNCT06381167Not applicable
- Influence of Lung Ultrasonography on the Prognosis and Postoperative Outcomes in Cardiac Surgical PatientsRecruitingNCT06377449Not applicable
- Digital Single-operator Cholangioscopy and Intraductal Ultrasound for Nonicteric Biliary StricturesNot yet recruitingNCT06369896
- Urethral Stricture DatabaseRecruitingNCT06362083
- Impact of Percutaneous Transvenous Mitral Commissurotomy on The Left Atrial Appendage Function in Patients With Mitral Stenosis.Not yet recruitingNCT06340997Not applicable
- Potential Role of Sirtuins As Epigenetic Biomarkers of the Patient with Atherosclerosis or Calcific Aortic StenosisRecruitingNCT06337227
- Efficacy of Butylphthalide on Symptomatic Atherosclerotic Stenosis in Middle Cerebral ArteryNot yet recruitingNCT06331494Not applicable
- Tirofiban for Patients With intraCranial Artery Stenosis and High-risk Acute Non-disabling Cerebrovascular Events(CHANCE-4）RecruitingNCT06319846Phase 3
- Advapro Coronary Stent System in Coronary Artery Diseased Patients.Not yet recruitingNCT06300268Not applicable
- Study of Carotid Artery Stenosis Through the Integration of Multimodal Imaging and Computational Fluid DynamicsRecruitingNCT06294496
- Exercise-based Cardiac Rehabilitation in Patients With Aortic Stenosis After Transcatheter Aortic Valve ImplantationRecruitingNCT06283940Not applicable
- Evaluation of diagnostiC Capacity of eccDNAs as Biomarkers in Indetermined biLiary Stricture(ECCBILE)RecruitingNCT06277531
- Endoscopic Mucosal Injection Versus Ultrasound-Guided Injection of Triamcinolone to Treat Subglottic StenosisRecruitingNCT06275269Not applicable
- Endovascular Treatment of Acute Ischemic Stroke With Underlying Intracranial Artery StenosisRecruitingNCT06260969
- Intravascular Lithotripsy Versus Conventional Therapy for Severely Calcified Coronary Artery LesionsRecruitingNCT06238518Not applicable
- European Association of Cardiovascular Imaging Multiple and Mixed Valvular Disease StudyRecruitingNCT06235385
- Feasibility, Safety, and Effectiveness of the ACURATE neo2 Transcatheter Heart Valve for Severe Bicuspid Aortic StenosisEnrolling by invitationNCT06212050
- The VANGAS-Trial. The Value of Neurofilament Light Chain and Glial Fibrillary Acid Protein in the Blood of Patients With Asymptomatic Carotid Artery StenosisRecruitingNCT06211725
- Safety and Efficacy of Cold Laser Plaque Ablation for Lower Limb Arterial Stenosis and Occlusive LesionsRecruitingNCT06211127Not applicable
- Effects of Levosimendan on Cardiac Function After TAVR in Patients With Heart FailureRecruitingNCT06196177Phase 4
- Small Intestinal Submucosa Graft for Repair of Anterior Urethral StricturesEnrolling by invitationNCT06192654Not applicable
- A PROSPECTIVE, MULTICENTER, SINGLE-ARM TRIAL FOR THE NEW SIZES OF BRIDGE STENTS FOR VERTEBRAL ARTERY STENOSIS: Bridge-MAXRecruitingNCT06186024Not applicable
- Future Optimal Research and Care Evaluation - Aortic StenosisRecruitingNCT06168123