| Not Yet Recruiting | Outcome of Clinical Phenotypes of Pediatric Myocarditis at Assiut University Children Hospital NCT07175948 | Assiut University | — |
| Not Yet Recruiting | Routine Versus Provisional Distal Perfusion Catheter Placement in Patients Undergoing Mechanical Circulatory S NCT07482865 | Samsung Medical Center | N/A |
| Not Yet Recruiting | The ORCHESTRATE-Myocarditis Registry NCT05139329 | Kansas City Heart Rhythm Research Foundation | — |
| Not Yet Recruiting | Myocarditis Causing Premature Ventricular Contractions:Insights From the MAVERIC Registry NCT05158751 | Kansas City Heart Rhythm Research Foundation | — |
| Not Yet Recruiting | EACVI Study on Multimodality Cardiovascular Imaging of Inflammatory Cardiovascular Diseases NCT07077304 | Assistance Publique - Hôpitaux de Paris | — |
| Recruiting | GEAM Study Aims At Assessing the Role of Genetic Testing in Patients with Arrhythmic Myocarditis. NCT06889662 | Scientific Institute San Raffaele | — |
| Not Yet Recruiting | AI-enabled Screening and Diagnosis of Cardiomyopathies Using Coronary CTA NCT06748261 | Shanghai Zhongshan Hospital | — |
| Recruiting | Image-Based Prediction of Ventricular Tachycardias in Post-Myocarditis Patients: an International Multicenter NCT06730607 | Centro Medico Teknon | — |
| Recruiting | FDG-PET as an Imaging Modality to Diagnose and Risk Stratify Subclinical, Imaging Negative Ici-Myocarditis NCT06566209 | Mayo Clinic | — |
| Not Yet Recruiting | Inflammation in Acute Cardiovascular Diseases - the CArdiovascular Inflammation Registry (CAIR) NCT06411340 | King's College London | — |
| Unknown | Value of Heart Rate Lowering Therapy in Acute Myocarditis NCT06312891 | Assiut University | — |
| Recruiting | Efficacy of a Myocardial Panel in the Management and Treatment of Pediatric Myocarditis NCT07086144 | Azienda Ospedaliero, Universitaria Ospedali Riuniti | N/A |
| Recruiting | CMP-MYTHiC Trial and Registry - CardioMyoPathy With MYocarditis THerapy With Colchicine NCT06158698 | Niguarda Hospital | Phase 3 |
| Enrolling By Invitation | Cardiovascular Imaging in Pediatric Myocarditis NCT06652399 | West China Second University Hospital | — |
| Unknown | Multiparametric Echocardiography and Cardiac Biomarkers in Pediatric Inflammatory Heart Diseases NCT05911386 | Central Hospital, Nancy, France | — |
| Recruiting | Risk Stratification Value of Biomarkers in Patients With Myocarditis NCT06010199 | First Affiliated Hospital Xi'an Jiaotong University | — |
| Not Yet Recruiting | Prognostic Role of High Sensitivity Troponin During Follow up in the Evolution of Acute Myocarditis NCT05949450 | University Hospital, Grenoble | — |
| Unknown | Randomized Controlled Study Evaluating the Efficacy of Hypnosis in Nuclear Medicine NCT06116084 | Central Hospital, Nancy, France | N/A |
| Recruiting | Cardiomyopathies and Heart Muscle Diseases: Cardiac Imaging in the Evaluation of Myocardial Fibrosis Transitio NCT06409585 | University of Edinburgh | — |
| Unknown | MYocarditis and/or Pericarditis Following mRNA COVID-19 VACCination National Surveillance Study NCT06103123 | Cardiology Research UBC | — |
| Unknown | CharacterisatiON of carDiac funCTion in Intensive Care Unit Survivors of Sepsis. NCT05633290 | NHS Greater Glasgow and Clyde | — |
| Recruiting | Prognosis Prediction System of Patients With Cardiovascular and Cerebrovascular Diseases Based on Multi-omics NCT06001073 | First Affiliated Hospital Xi'an Jiaotong University | — |
| Recruiting | Study to Evaluate the Efficacy of Immunosuppression in Myocarditis or Inflammatory Cardiomyopathy. NCT04654988 | Medical University of Warsaw | Phase 4 |
| Recruiting | A Study to Learn About The COVID-19 (Study) Vaccine (Called COMIRNATY) in People That Are Less Than 21 Years O NCT05295290 | Pfizer | Phase 4 |
| Active Not Recruiting | AbataCept for the Treatment of Immune-cHeckpoint Inhibitors Induced mYocarditiS NCT05195645 | Assistance Publique - Hôpitaux de Paris | Phase 2 |
| Enrolling By Invitation | Covid-19 Vaccine Associated Myocarditis and Pericarditis in Norway NCT05610423 | Oslo University Hospital | — |
| Unknown | Multiparametric Cardiac MRI in Patients Under CAR T-cell Therapy NCT05414162 | University Hospital, Bonn | — |
| Active Not Recruiting | A Study to Assess Long-term Outcomes of Myocarditis Following Administration of COVID-19 mRNA Vaccine (SPIKEVA NCT06189053 | ModernaTX, Inc. | — |
| Recruiting | Role of Novel ILR in the Management of PVCs NCT06060548 | Kansas City Heart Rhythm Research Foundation | — |
| Completed | Analysis of Health Status of Сomorbid Adult Patients With COVID-19 Hospitalised in Fourth Wave of SARS-CoV-2 I NCT05226416 | Eurasian Association of Therapists | — |
| Recruiting | Acute Myocarditis Registry With Prognostic, Histologic, Immunologic, Biological, Imaging and Clinical Assessme NCT04844151 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | Incidence, Patient Characteristics and Outcome of Myocarditis After COVID-19 mRNA Vaccine NCT05438472 | University Hospital, Basel, Switzerland | — |
| Unknown | Myopericarditis After Messenger Ribonucleic Acid (mRNA) COVID-19 Vaccination in Children 5-11 Years Old NCT05186571 | Rigshospitalet, Denmark | — |
| Completed | Acute Eosinophilic Myocarditis International Registry NCT06447935 | Niguarda Hospital | — |
| Unknown | Contribution of Cardiac MRI in the Early Diagnosis of Myocarditis Induced by Immunotherapy NCT05125965 | Centre Chirurgical Marie Lannelongue | N/A |
| Unknown | Myocarditis Post Vaccination or Multi System Inflammatory Syndrome NCT05288426 | Hadassah Medical Organization | — |
| Unknown | Pathophysiologic Mechanism for MYOcarditis in COVID19 VAccinations ("MYOVAx" Study) NCT05282498 | National Heart Centre Singapore | — |
| Recruiting | The Effects of Hydroxychloroquine in Patients with Inflammatory Cardiomyopathy NCT05961202 | Tongji Hospital | Phase 2 / Phase 3 |
| Completed | Clinical Significance of Subclinical Myocardial Involvement in Recovered COVID-19 Patients Using Cardiovascula NCT05184114 | The University of Hong Kong | N/A |
| Recruiting | COVID-19 Vaccine-induced Inflammatory Heart Disease Prevalence Registry NCT05046002 | Ottawa Heart Institute Research Corporation | — |
| Unknown | Prognostic Impact of Cardiac Imaging During Suspected Immune Checkpoint Inhibitor Myocarditis NCT05086146 | Assistance Publique Hopitaux De Marseille | — |
| Active Not Recruiting | Myocardial Injury and Outcomes Following COVID-19 Vaccination (MYOVAX Study) NCT04967807 | University Health Network, Toronto | N/A |
| Recruiting | Clinical Study of Endocardial Myocardial Biopsy NCT05718128 | Second Affiliated Hospital, School of Medicine, Zhejiang University | Phase 4 |
| Unknown | Feasibility and Safety of Total Percutaneous Closure of Femoral Arterial Access Sites in the Veno-arterial ECM NCT04689451 | Second Affiliated Hospital, School of Medicine, Zhejiang University | — |
| Unknown | Assessment of Myocardial Injury in Patients Treated With Immune Checkpoint Inhibitors NCT05349058 | Flinders University | — |
| Completed | COvid-19 LongitUdinal Multiethnic BioImaging Assessment of CARDiovascular Sequelae Registry NCT04661657 | Columbia University | — |
| Unknown | CMR Imaging of Autoimmune Diseases NCT04673409 | King's College London | — |
| Completed | Pilot Study Evaluating Somatostatin Receptor's PET Imaging to Detect Inflammatory Phases of Myocarditis NCT03347760 | Central Hospital, Nancy, France | N/A |
| Completed | Support for the Resumption of Training of High-level Athletes Post-epidemic COVID-19 NCT04936503 | University Hospital, Bordeaux | N/A |
| Completed | Cardiac COVID-19 Health Care Workers NCT04413071 | AORTICA Group | — |
| Unknown | Prospective Registry of Corona Virus Disease 2019 (Covid-19) Patients With Neuromuscular Involvement NCT04367350 | University Hospital Tuebingen | — |
| Completed | Joint Use of Electrocardiogram and Transthoracic Echocardiography With Other Clinico-biological Parameters in NCT04320017 | Groupe Hospitalier Pitie-Salpetriere | — |
| Recruiting | The Application of T1 Mapping in Real-World NCT07354646 | Chinese Academy of Medical Sciences, Fuwai Hospital | — |
| Completed | MYocardial DOmmages Related to COVID-19 NCT04498065 | Centre Hospitalier Universitaire Dijon | — |
| Completed | Cardiovascular Complications and COVID-19 (CovCardioVasc-Study) NCT04335162 | Centre Hospitalier Universitaire de Nice | — |
| Completed | Manganese-Enhanced Magnetic Resonance Imaging (MEMRI) in Ischaemic, Inflammatory and Takotsubo Cardiomyopathy NCT04623788 | University of Edinburgh | — |
| Unknown | EARLY-MYO-Myocarditis Registry NCT04338113 | RenJi Hospital | — |
| Recruiting | A 10-Minute Cardiovascular Magnetic Resonance Protocol for Cardiac Disease NCT04464655 | McGill University Health Centre/Research Institute of the McGill University Health Centre | — |
| Recruiting | The Heart Hive - Cardiomyopathy Study NCT04612296 | Imperial College London | — |
| Unknown | FDG-PET/CT Images Comparing to MRI and Endomyocardial Biopsy in Myocarditis NCT04085718 | Medical University of Warsaw | — |
| Completed | Evaluation of MyoStrain™ in Clinical Practice NCT03825224 | University of Kansas Medical Center | — |
| Completed | Monitoring Drug-induced Myocarditis (CardiTOX) NCT03855982 | Groupe Hospitalier Pitie-Salpetriere | — |
| Completed | The Role of Electrocardiograms in Risk Stratification and Analysis of the Characteristics of ST Elevation in A NCT04498494 | Yuanli Lei | — |
| Unknown | JOint Use of Database to Identify Risk Factors of CARDio-vascular Toxicity Induced by Immune Checkpoint Inhibi NCT04294771 | Groupe Hospitalier Pitie-Salpetriere | — |
| Completed | PET-FDG in Myocarditis NCT03777839 | Montreal Heart Institute | — |
| Unknown | ARrhythmias in MYocarditis NCT03801681 | Medical University of Warsaw | — |
| Enrolling By Invitation | Sahlgrenska Cardiomyopathy Project NCT03527342 | Göteborg University | — |
| Recruiting | Mayo AVC Registry and Biobank NCT03049254 | Mayo Clinic | — |
| Recruiting | Role of Endomyocardial Biopsy and Aetiology-based Treatment in Patients With Inflammatory Heart Disease in Arr NCT04521790 | Scientific Institute San Raffaele | — |
| Unknown | Recurrent Acute Myocarditis Registry NCT04589156 | University Hospital, Caen | — |
| Completed | Evaluation of Reporting of Immune Checkpoint Inhibitor Associated Cardio-vascular Adverse Reactions NCT03387540 | Groupe Hospitalier Pitie-Salpetriere | — |
| Completed | Clinical, Morphological and Functional Aspects in Myocarditis. NCT04217876 | University of Messina | — |
| Recruiting | IMPRoving Cardiovascular RiSk Stratification Using T1 Mapping in General populatION NCT04444128 | Johann Wolfgang Goethe University Hospital | — |
| Completed | French National Observatory Tracking Viral Myocarditis: Mortality, Cardiovascular Events, Sequels on (Magnetic NCT02717143 | French Cardiology Society | — |
| Completed | DEtection of Cellular Inflammation With FERumoxytol in the HEART NCT02319278 | University of Edinburgh | Phase 2 / Phase 3 |
| Unknown | Myocarditis Registry for Children and Adolescents - MYKKE NCT02590341 | German Heart Institute | — |
| Completed | Cardiac Magnetic Resonance in Acute Myocarditis NCT02299856 | University Hospital, Bonn | — |
| Completed | Cologne Register of Wearable Defibrillator (CRWD) NCT02073942 | University of Cologne | — |
| Recruiting | Role of Endomyocardial Biopsy and Aetiology-based Treatment in Pediatric Patients with Inflammatory Heart Dise NCT06591260 | Scientific Institute San Raffaele | — |
| Completed | Magnetic Resonance Imaging in Myocarditis NCT02177630 | Heart Center Leipzig - University Hospital | — |
| Completed | ACAM2000® Myopericarditis Registry NCT01395082 | Emergent BioSolutions | — |
| Unknown | Oxidant-antioxidant Activity, Free Radicle Activity, Immune Response and Biomarkers in Extracorporeal Membrane NCT01089036 | National Taiwan University Hospital | — |
| Unknown | International Myocarditis Registry NCT01307735 | Libin Cardiovascular Institute of Alberta | — |
| Unknown | Occurrence, Trends, Management and Outcomes of Patients Hospitalized With Myocarditis NCT04827706 | Medical University of Warsaw | — |
| Enrolling By Invitation | Cardiac MRI in Myocarditis and Inflammatory Cardiomyopathy NCT07325968 | Chinese Academy of Medical Sciences, Fuwai Hospital | — |
| Terminated | Cardiotropic Viruses in Cardiac Surgery Patients Without Clinical Evidence of Myocarditis or Myocarditic Seque NCT00511160 | Udo Sechtem | N/A |
| Active Not Recruiting | Inflammatory Cardiomyopathy Bern Registry NCT04774549 | Insel Gruppe AG, University Hospital Bern | — |
| Completed | Role of Matrix Metalloproteinases (MMPs) and Tissue Inhibitors of Metalloproteinases (TIMPs) in Children With NCT00693134 | University of Texas Southwestern Medical Center | — |
| Completed | Study of Muromonab-CD3 and Cyclosporine in Patients With Giant Cell Myocarditis NCT00027443 | Mayo Clinic | N/A |
| Completed | Phase II Randomized Study of Muromonab-CD3, Cyclosporine, Methylprednisolone, and Prednisone in Patients With NCT00004482 | Mayo Clinic | Phase 2 |
| Completed | Myocarditis Treatment Trial NCT00000524 | University of Utah | Phase 2 |