Happy new year! Welcome to our 1/2 special issue of #JACCCaseReports @JACCJournals, with a focus on CARDIAC MASSES! See our articles with links below and our 7-minute video summary of the entire issue by our AE @SyedZaidMD! jacc.org/journal/case-report… Full PDF here. jacc.org/doi/10.1016/S2666-0… A 7-minute video summary on our @YouTube playlist: youtu.be/wEV8gniUtDQ Thank you to our Associate Editor @JonChrispinMD for an excellent Editor’s Page: The Hidden Scars of Arrhythmogenic (Right Ventricular) Cardiomyopathy: Silent Substrates for Ventricular Arrhythmias jacc.org/doi/10.1016/j.jacca… @MinnowWalsh @DeeDeeWangMD @hmkyale @Justine_Turco CARDIO-ONCOLOGY Chest pain and ST elevation: angiosarcoma discovered with coronary angiography jacc.org/doi/10.1016/j.jacca… Right ventricular metastasis of Ewing’s sarcoma treated through surgical resection jacc.org/doi/10.1016/j.jacca… Cardiac Tumor within the Left Ventricle: Thrombus or Something Else? jacc.org/doi/10.1016/j.jacca… Primary cardiac lymphoma with dramatic response to chemotherapy diagnosed by transvenous biopsy jacc.org/doi/10.1016/j.jacca… Pulmonary Tumor Thrombotic Microangiopathy: A Rapidly Progressive Form of Pulmonary Hypertension in Cancer Patients Recurrent Cardiac Tamponade from Multiple Myeloma While Receiving Teclistamab jacc.org/doi/10.1016/j.jacca… Invasive Aspergillosis with multiple locations, mediastinitis and cardiac invasion. jacc.org/doi/10.1016/j.jacca… ST-Segment Elevation: Hypocalcemia or Takotsubo Syndrome? A Diagnostic Dilemma jacc.org/doi/10.1016/j.jacca… Acute Myocardial Infarction Due to Metastatic Melanoma Tumor Embolization jacc.org/doi/10.1016/j.jacca… Infiltrative myocardial T-cell lymphoma jacc.org/doi/10.1016/j.jacca… SGLT2 inhibitor for cardiac protection in a patient with Osimertinib-responsive advanced EGFR-positive lung cancer jacc.org/doi/10.1016/j.jacca… HEALTH PROMOTION AND PREVENT Therapeutic Persistence in the Management of Familial Hypercholesterolemia: A Case of Acquired PCSK9 Inhibitor Non-response jacc.org/doi/10.1016/j.jacca… Editorial Comment Treating Familial Hypercholesterolemia: An Insistence on Persistence jacc.org/doi/10.1016/j.jacca… Primary Hypoalphalipoproteinemia with Significant Premature Atherosclerosis jacc.org/doi/10.1016/j.jacca… Managing Myotonic Dystrophy Type 1 Complicated by Metabolic Syndrome jacc.org/doi/10.1016/j.jacca… Cardiac Rehabilitation Outcomes in a Transgender Woman with Coronary Artery Disease jacc.org/doi/10.1016/j.jacca… HEART FAILURE Neutral Lipid Storage Disease with Myopathy and infiltrative cardiomyopathy initially presenting as right arm weakness jacc.org/doi/10.1016/j.jacca… Editorial Comment: A disruptive technology in the making jacc.org/doi/10.1016/j.jacca… Ambiguous Clinical Presentations and Imaging Findings in Genetic Dilated Cardiomyopathy jacc.org/doi/10.1016/j.jacca… Editorial Comment: Improving Diagnosis and Management of Dilated Cardiomyopathy with Advanced Cardiac Imaging and Early Genetic Testing jacc.org/doi/10.1016/j.jacca… Comprehensive Genetic Testing for Coexisting Marfan and Loeys-Dietz Syndromes in Hereditary Thoracic Aortic Disease. jacc.org/doi/10.1016/j.jacca… MULTIDISCIPLINARY TEAM DISCUSSION Pre-Emptive Use of a Left Microaxial Flow Pump in Peripartum Cardiomyopathy jacc.org/doi/10.1016/j.jacca… VASCULAR MEDICINE Multidisciplinary Management of Chronic Limb Threatening Ischemia jacc.org/doi/10.1016/j.jacca… Cardiology-Rheumatology Intersections in Aortitis and Aortic Aneurysms: Focus on Early Recognition and Management jacc.org/doi/10.1016/j.jacca… SURGERY Postpneumonectomy Syndrome: A Rare Case of Indolent Airway Collapse jacc.org/doi/10.1016/j.jacca… Successful investigational phage therapy for pan-resistant bacterial mediastinitis following type II hybrid aortic arch replacement. jacc.org/doi/10.1016/j.jacca… Complete Clinical Recovery Following Surgical Excision of Extensive Primary Cardiac Sarcoma: A Case Report jacc.org/doi/10.1016/j.jacca… Nicardipine Induced Acute Hypoxia in a Patient with Type B Aortic Dissection jacc.org/doi/10.1016/j.jacca… Editorial Comment: Arterial pressure control for acute aortic dissection: Pay attention to the side effects jacc.org/doi/10.1016/j.jacca… QUALITY IMPROVEMENT PROJECTS Global Multidisciplinary Cardiometabolic Care Delivery: A Blueprint for Success From UNITE jacc.org/doi/10.1016/j.jacca… A Retrospective Validation of the HEAR Score jacc.org/doi/10.1016/j.jacca… DA VINCI CORNER: HOW WE DID IT: Understanding Cardiac Anatomy and Imaging to Improve Safety of Procedures: The Femoral Artery and Vein: Part 1 jacc.org/doi/10.1016/j.jacca… Understanding Cardiac Anatomy and Imaging to Improve Safety of Procedures: The Femoral Artery and Vein: Part 2 jacc.org/doi/10.1016/j.jacca… @mirvatalasnag @BadiwalaMD @JonChrispinMD @KatyuciaDMacedo @ddefariayeh @FontanDoc @juliendreyfus1 @sarano_maurice @Miho_Fukui_ @theLAdoc @Nishaki1 @ACHDocTMoe @PamelaBMorris @Kentso987 @colleenmstack @m_taramasso @SyedZaidMD