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Articles 31 - 60 of 83
Full-Text Articles in Cardiology
Obstructive Sleep Apnea And Cardiovascular Disease, Evan Gagnon
Obstructive Sleep Apnea And Cardiovascular Disease, Evan Gagnon
Graduate Research Projects
No abstract provided.
Dual Antiplatelet Therapy With Ticagrelor Vs Clopidogrel In Patients With Acute Coronary Syndrome, Binh Vu
Dual Antiplatelet Therapy With Ticagrelor Vs Clopidogrel In Patients With Acute Coronary Syndrome, Binh Vu
Theses and Graduate Projects
Background: Dual antiplatelet therapy (DAPT) is an effective secondary prevention and an essential component of treatment after patients suffering from acute coronary syndrome (ACS). Recently, clinicians rapidly switched to DAPT with ticagrelor as the preferred treatment option after it was introduced in 2011. Compared to clopidogrel, ticagrelor is not a prodrug and does not require metabolic activation to inhibit the platelet P2Y12 receptor. It is the first reversible oral P2Y12 receptor antagonist; and its effect on platelet inhibition is more pronounced compared to clopidogrel.
Purpose: The purpose of this comprehensive review was to evaluate the efficacy and safety …
Myeloid Hypoxia-Inducible Factor Hif1a Provides Cardio-Protection During Ischemia And Reperfusion, Ka Lin Heck-Swain, Jiwen Li, Wei Ruan, Xiaoyi Yuan, Yanyu Wang, Michael Koeppen, Holger K Eltzschig
Myeloid Hypoxia-Inducible Factor Hif1a Provides Cardio-Protection During Ischemia And Reperfusion, Ka Lin Heck-Swain, Jiwen Li, Wei Ruan, Xiaoyi Yuan, Yanyu Wang, Michael Koeppen, Holger K Eltzschig
Faculty, Staff and Student Publications
The transcription factor hypoxia-inducible factor HIF1A induces cardioprotection from ischemia and reperfusion injury. Here, we investigate tissue-specific pathways that are critical for HIF1A-elicited tissue protection. Initial studies showed that mice with induced global Hif1a deletion (Hif1aloxP/loxP UbiquitinCre+) have exaggerated myocardial injury during in situ ischemia and reperfusion. Surprisingly, this phenotype was mirrored only in mice with myeloid-specific Hif1a deletion (Hif1aloxP/loxP LysM Cre+). In contrast, mice with myocardial specific (Hif1aloxP/loxP Myosin Cre+), or vascular Hif1a deletion (Hif1aloxP/loxP VEcadherin Cre+) experienced similar levels of injury as controls. Subsequent studies using adoptive transfer of Hif1a-deficient polymorphonuclear neutrophils (PMNs) …
Loss Of Acta2 In Cardiac Fibroblasts Does Not Prevent The Myofibroblast Differentiation Or Affect The Cardiac Repair After Myocardial Infarction, Yuxia Li, Chaoyang Li, Qianglin Liu, Leshan Wang, Adam X. Bao, Jangwook P. Jung, Sanjeev Dodlapati, Jingwen Sun, Peidong Gao, Xujia Zhang, Joseph Francis, Jeffery D. Molkentin, Xing Fu
Loss Of Acta2 In Cardiac Fibroblasts Does Not Prevent The Myofibroblast Differentiation Or Affect The Cardiac Repair After Myocardial Infarction, Yuxia Li, Chaoyang Li, Qianglin Liu, Leshan Wang, Adam X. Bao, Jangwook P. Jung, Sanjeev Dodlapati, Jingwen Sun, Peidong Gao, Xujia Zhang, Joseph Francis, Jeffery D. Molkentin, Xing Fu
Computer Science Faculty Publications
In response to myocardial infarction (MI), quiescent cardiac fibroblasts differentiate into myofibroblasts mediating tissue repair. One of the most widely accepted markers of myofibroblast differentiation is the expression of Acta2 which encodes smooth muscle alpha-actin (SMαA) that is assembled into stress fibers. However, the requirement of Acta2/SMαA in the myofibroblast differentiation of cardiac fibroblasts and its role in post-MI cardiac repair remained unknown. To answer these questions, we generated a tamoxifen-inducible cardiac fibroblast-specific Acta2 knockout mouse line. Surprisingly, mice that lacked Acta2 in cardiac fibroblasts had a normal post-MI survival rate. Moreover, Acta2 deletion did …
Detection Of Myocardial Infarction Using Ecg And Multi-Scale Feature Concatenate, Jia-Zheng Jian, Tzong-Rong Ger, Han-Hua Lai, Chi-Ming Ku, Chiung-An Chen, Patricia Angela R. Abu
Detection Of Myocardial Infarction Using Ecg And Multi-Scale Feature Concatenate, Jia-Zheng Jian, Tzong-Rong Ger, Han-Hua Lai, Chi-Ming Ku, Chiung-An Chen, Patricia Angela R. Abu
Department of Information Systems & Computer Science Faculty Publications
Diverse computer-aided diagnosis systems based on convolutional neural networks were applied to automate the detection of myocardial infarction (MI) found in electrocardiogram (ECG) for early diagnosis and prevention. However; issues; particularly overfitting and underfitting; were not being taken into account. In other words; it is unclear whether the network structure is too simple or complex. Toward this end; the proposed models were developed by starting with the simplest structure: a multi-lead features-concatenate narrow network (N-Net) in which only two convolutional layers were included in each lead branch. Additionally; multi-scale features-concatenate networks (MSN-Net) were also implemented where larger features were being …
5Th Generation Vs 4Th Generation Troponin T In Predicting Major Adverse Cardiovascular Events And All-Cause Mortality In Patients Hospitalized For Non-Cardiac Indications: A Cohort Study, Vedant Gupta, Marc Paranzino, Talal Alnabelsi, Karam Ayoub, Joshua Eason, Andin Mullis, John R. Kotter, Andrew Parks, Levi May, Sethabhisha Nerusu, Chen Dai, Daniel Cleland, Steve W. Leung, Vincent L. Sorrell
5Th Generation Vs 4Th Generation Troponin T In Predicting Major Adverse Cardiovascular Events And All-Cause Mortality In Patients Hospitalized For Non-Cardiac Indications: A Cohort Study, Vedant Gupta, Marc Paranzino, Talal Alnabelsi, Karam Ayoub, Joshua Eason, Andin Mullis, John R. Kotter, Andrew Parks, Levi May, Sethabhisha Nerusu, Chen Dai, Daniel Cleland, Steve W. Leung, Vincent L. Sorrell
Gill Heart & Vascular Institute Faculty Publications
OBJECTIVE: The frequency and implications of an elevated cardiac troponin (4th or 5th generation TnT) in patients outside of the emergency department or presenting with non-cardiac conditions is unclear.
METHODS: Consecutive patients aged 18 years or older admitted for a primary non-cardiac condition who had the 4th generation TnT drawn had the 5th generation TnT run on the residual blood sample. Primary and secondary outcomes were all-cause mortality (ACM) and major adverse cardiovascular events (MACE) respectively at 1 year.
RESULTS: 918 patients were included (mean age 59.8 years, 55% male) in the cohort. 69% had elevated …
The Cardiovascular Manifestations Of Covid-19: A Review Of The Literature And Institutional Experience, Gina Polsinelli, Steven J. Korzeniewski, Oksana M. Doubrovski, James Paxton
The Cardiovascular Manifestations Of Covid-19: A Review Of The Literature And Institutional Experience, Gina Polsinelli, Steven J. Korzeniewski, Oksana M. Doubrovski, James Paxton
Medical Student Research Symposium
The cardiovascular health of those infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) plays a major role in rates of hospitalization, mortality risk, and rates of mechanical ventilation. In patients with COVID-19, acute myocardial injury and history of cardiovascular disease are both independently established risk factors for poor patient prognosis. In addition to myocardial injury, numerous acute cardiovascular manifestations of COVID-19 disease have been identified. Previous work on this topic typically focused either upon a general description of the acute cardiovascular manifestations and sequalae of COVID-19, or upon broad-based clinical outcomes associated with COVID-19 in patients with history of …
Cardiac Cell Therapy: Insights Into The Mechanisms Of Tissue Repair, Hsuan Peng, Kazuhiro Shindo, Renée R. Donahue, Ahmed K. Abdel-Latif
Cardiac Cell Therapy: Insights Into The Mechanisms Of Tissue Repair, Hsuan Peng, Kazuhiro Shindo, Renée R. Donahue, Ahmed K. Abdel-Latif
Gill Heart & Vascular Institute Faculty Publications
Stem cell-based cardiac therapies have been extensively studied in recent years. However, the efficacy of cell delivery, engraftment, and differentiation post-transplant remain continuous challenges and represent opportunities to further refine our current strategies. Despite limited long-term cardiac retention, stem cell treatment leads to sustained cardiac benefit following myocardial infarction (MI). This review summarizes the current knowledge on stem cell based cardiac immunomodulation by highlighting the cellular and molecular mechanisms of different immune responses to mesenchymal stem cells (MSCs) and their secretory factors. This review also addresses the clinical evidence in the field.
Cardioporation Enhances Myocardial Gene Expression In Rat Heart, Carly Boye, Sezgi Arpag, Nina Burcus, Cathryn Lundberg, Scott Declemente, Richard Heller, Michael Francis, Anna Bulysheva
Cardioporation Enhances Myocardial Gene Expression In Rat Heart, Carly Boye, Sezgi Arpag, Nina Burcus, Cathryn Lundberg, Scott Declemente, Richard Heller, Michael Francis, Anna Bulysheva
Bioelectrics Publications
Damage from myocardial infarction (MI) and subsequent heart failure are serious public health concerns. Current clinical treatments and therapies to treat MI damage largely do not address the regeneration of cardiomyocytes. In a previous study, we established that it is possible to promote regeneration of cardiac muscle with vascular endothelial growth factor B gene delivery directly to the ischemic myocardium. In the current study we aim to optimize cardioporation parameters to increase expression efficiency by varying electrode configuration, applied voltage, pulse length, and plasmid vector size. By using a surface monopolar electrode, optimized pulsing conditions and reducing vector size, we …
Restoration Of Cardiac Function After Myocardial Infarction By Long-Term Activation Of The Cns Leptin-Melanocortin System, Fabio N Gava, Alexandre A Da Silva, Xuemei Dai, Romain Harmancey, Sadia Ashraf, Ana C M Omoto, Mateus C Salgado, Sydney P Moak, Xuan Li, John E Hall, Jussara M Do Carmo
Restoration Of Cardiac Function After Myocardial Infarction By Long-Term Activation Of The Cns Leptin-Melanocortin System, Fabio N Gava, Alexandre A Da Silva, Xuemei Dai, Romain Harmancey, Sadia Ashraf, Ana C M Omoto, Mateus C Salgado, Sydney P Moak, Xuan Li, John E Hall, Jussara M Do Carmo
Faculty, Staff and Student Publications
Heart failure has a high mortality rate, and current therapies offer limited benefits. The authors demonstrate that activation of the central nervous system leptin-melanocortin pathway confers remarkable protection against progressive heart failure following severe myocardial infarction. The beneficial cardiac-protective actions of leptin require activation of brain melanocortin-4 receptors and elicit improvements in cardiac substrate oxidation, cardiomyocyte contractility, Ca
Entrapment Of A Partially Degloved Stent In The Radial Artery: Is There Any Way Out?, Nooraldaem Yousif, Husam A. Noor
Entrapment Of A Partially Degloved Stent In The Radial Artery: Is There Any Way Out?, Nooraldaem Yousif, Husam A. Noor
Journal of the Saudi Heart Association
Stent loss during percutaneous coronary intervention (PCI) is uncommon but may lead to serious adverse events. Here we describe a challenging case of stent loss in the radial artery during primary PCI. There, a long stent failed to cross the culprit lesion, and an attempt to pull back the undeployed stent into the guiding catheter resulted in eversion of the stent, partially stripping it off the stent balloon and rendering the stent irretrievable. Retrieval of the stent at all costs might have led to major complications; hence stent deployment in the radial artery bailed us out of this precarious situation.
An Apical Mass Of The Left Ventricle After A Myocardial Infarction: Imaging Contribution, Selma Charfeddine, Wiem Feki, Imen Maaloul, Rania Hammami, Emna Daoud
An Apical Mass Of The Left Ventricle After A Myocardial Infarction: Imaging Contribution, Selma Charfeddine, Wiem Feki, Imen Maaloul, Rania Hammami, Emna Daoud
Journal of the Saudi Heart Association
Intramyocardial dissecting hematoma (IDH) is a rare complication of myocardial infarction (MI). It can affect the left ventricular free wall, the right ventricle, or the interventricular septum.
We report a case of a 58-year-old man with an IDH following an acute anterior wall myocardial infarction detected by echocardiography and confirmed by Cardiac magnetic resonance (CMR).
Comparison Of The Performance Of The Ncdr Cathpci Score And Mehran Score To Predict Acute Kidney Injury Post-Percutaneous Coronary Intervention, Michelle Nguyen, S. Mustajab Hasan, Steven Quach, Sai Guduru, Faisal Rahim, Aiham Albaeni, Khalid Abusaada
Comparison Of The Performance Of The Ncdr Cathpci Score And Mehran Score To Predict Acute Kidney Injury Post-Percutaneous Coronary Intervention, Michelle Nguyen, S. Mustajab Hasan, Steven Quach, Sai Guduru, Faisal Rahim, Aiham Albaeni, Khalid Abusaada
HCA Healthcare Journal of Medicine
Background: A comparison of acute kindney injury (AKI) post-percutaneous coronary intervention (PCI) prediction models is lacking. In this study, we aim to compare the National Cardiovascular Data Registry (NCDR) CathPCI score to the Mehran score in acute coronary syndrome (ACS) vs non-ACS patients.
Methods: We included patients who received PCI at our facility between July 2015 and December 2017. We excluded patients without a pre- and/or post-PCI serum creatinine, patients on dialysis at the time of PCI and patients with missing variables required to calculate the predictive scoring model. The primary outcome of this study was AKI post-PCI. Performance of …
Liposomal Delivery Of Azithromycin Enhances Its Immunotherapeutic Efficacy And Reduces Toxicity In Myocardial Infarction, Ahmed Al-Darraji, Renée R. Donahue, Himi Tripathi, Hsuan Peng, Bryana M. Levitan, Lakshman Chelvarajan, Dalia Haydar, Erhe Gao, David Henson, John C. Gensel, David J. Feola, Vincent J. Venditto, Ahmed K. Abdel-Latif
Liposomal Delivery Of Azithromycin Enhances Its Immunotherapeutic Efficacy And Reduces Toxicity In Myocardial Infarction, Ahmed Al-Darraji, Renée R. Donahue, Himi Tripathi, Hsuan Peng, Bryana M. Levitan, Lakshman Chelvarajan, Dalia Haydar, Erhe Gao, David Henson, John C. Gensel, David J. Feola, Vincent J. Venditto, Ahmed K. Abdel-Latif
Gill Heart & Vascular Institute Faculty Publications
A growing body of evidence shows that altering the inflammatory response by alternative macrophage polarization is protective against complications related to acute myocardial infarction (MI). We have previously shown that oral azithromycin (AZM), initiated prior to MI, reduces inflammation and its negative sequelae on the myocardium. Here, we investigated the immunomodulatory role of a liposomal AZM formulation (L-AZM) in a clinically relevant model to enhance its therapeutic potency and avoid off-target effects. L-AZM (40 or 10 mg/kg, IV) was administered immediately post-MI and compared to free AZM (F-AZM). L-AZM reduced cardiac toxicity and associated mortality by 50% in mice. We …
Non-Traditional Risk Factors And The Risk Of Myocardial Infarction In The Young In The Us Population-Based Cohort, Chayakrit Krittanawong, Yiming Liu, Dhruv Mahtta, Bharat Narasimhan, Zhen Wang, Hani Jneid, Jacqueline E. Tamis-Holland, Alam Mahboob, Usman Baber, Salim S. Virani
Non-Traditional Risk Factors And The Risk Of Myocardial Infarction In The Young In The Us Population-Based Cohort, Chayakrit Krittanawong, Yiming Liu, Dhruv Mahtta, Bharat Narasimhan, Zhen Wang, Hani Jneid, Jacqueline E. Tamis-Holland, Alam Mahboob, Usman Baber, Salim S. Virani
Office of the Provost
Although most prevalent in elderly, myocardial infarction (MI) also affects younger adults. We sought to investigate baseline characteristics in young patients (<55 >years) with MI using the National Inpatient Sample (NIS) database between 2004 and 2015. Multivariable logistic regression models were used to assess factors associated with acute myocardial infarction (AMI) in young patients. After multivariable analyses adjusted for age, sex, race, family history of atherosclerosis, body mass index (BMI), diabetes, hypertension, hyperlipidemia, chronic kidney disease, and current cigarette smoking; novel risk factors such as human immunodeficiency virus (HIV), systemic lupus erythematosus (SLE), and obstructive sleep apnea (OSA) were associated …55>
Associations Between High-Density Lipoprotein Particles And Ischemic Events By Vascular Domain, Sex, And Ethnicity: A Pooled Cohort Analysis, Kavisha Singh, Alvin Chandra, Thomas Sperry, Parag H. Joshi, Amit Khera, Salim S. Virani, Christie M. Ballantyne, James D. Otvos, Robin P F. Dullaart, Eke G. Gruppen
Associations Between High-Density Lipoprotein Particles And Ischemic Events By Vascular Domain, Sex, And Ethnicity: A Pooled Cohort Analysis, Kavisha Singh, Alvin Chandra, Thomas Sperry, Parag H. Joshi, Amit Khera, Salim S. Virani, Christie M. Ballantyne, James D. Otvos, Robin P F. Dullaart, Eke G. Gruppen
Office of the Provost
Background: High-density lipoprotein (HDL) cholesterol concentration (HDL-C) is an established atheroprotective marker, in particular for coronary artery disease; however, HDL particle concentration (HDL-P) may better predict risk. The associations of HDL-C and HDL-P with ischemic stroke and myocardial infarction (MI) among women and Blacks have not been well studied. We hypothesized that HDL-P would consistently be associated with MI and stroke among women and Blacks compared with HDL-C.
Methods: We analyzed individual-level participant data in a pooled cohort of 4 large population studies without baseline atherosclerotic cardiovascular disease: DHS (Dallas Heart Study; n=2535), ARIC (Atherosclerosis Risk in Communities; n=1595), MESA …
Postoperative Myocardial Injury In A Patient With Left Ureteric Stone And Asymptomatic Covid-19 Disease, Nadeem Kassam, Omar Aziz, Ally Zain Ismail, Rodgers Swai, Samina Somji, Robert Mvungi, Mustaafa Bapumia, Ali Akbar Zehri, Salim Surani
Postoperative Myocardial Injury In A Patient With Left Ureteric Stone And Asymptomatic Covid-19 Disease, Nadeem Kassam, Omar Aziz, Ally Zain Ismail, Rodgers Swai, Samina Somji, Robert Mvungi, Mustaafa Bapumia, Ali Akbar Zehri, Salim Surani
Internal Medicine, East Africa
Coronavirus disease 2019 (COVID-19) is an infectious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It was first identified on 8thDecember 2019 in Wuhan, Hubei, China, and has since spread globally to become an emergency of international concern. Patients infected with SARS-CoV-2 may be asymptomatic or present with symptoms ranging from mild clinical manifestations: such as fever, cough, and sore throat to moderate and severe form of the disease such as pneumonia and acute respiratory distress syndrome (ARDS). In some patients, SARS-CoV-2 can affect the heart and cause myocardial injury which is evidenced either by electrocardiographic (ECG) changes …
A Rare Case Of Coronary Artery Thrombosis In A Patient With Recently Diagnosed Giant Cell Arteritis: Is Anticardiolipin Antibody Involved?, Khine S. Shan, Qian Zhang, Sharmila Bisaria, Anubha Tewary
A Rare Case Of Coronary Artery Thrombosis In A Patient With Recently Diagnosed Giant Cell Arteritis: Is Anticardiolipin Antibody Involved?, Khine S. Shan, Qian Zhang, Sharmila Bisaria, Anubha Tewary
Abington Jefferson Health Papers
Giant cell arteritis (GCA) is an immune-mediated systemic inflammation of large-sized arteries that predominantly affects elderly women. It may be considered as one of the risk factors for acute coronary syndrome (ACS). Moreover, patients with GCA may have increased anticardiolipin antibodies (aCL). However, its relationship with antiphospholipid syndrome (APS) is not clear. We present a case of a unique presentation of GCA with a connection to both ACS and APS. A 76-year-old woman who initially presented to the hospital with a chief complaint of intermittent unilateral headache, blurry vision along with transient aphasia was found to have a biopsy confirmed …
Evolving De Winter Presentation Of Acute Myocardial Infarction, Caroline Shepherd, Anthony Furiato
Evolving De Winter Presentation Of Acute Myocardial Infarction, Caroline Shepherd, Anthony Furiato
West Florida Division GME Research Day 2020
de Winter ECG pattern first detailed in 2008 in a case series Diagnostic criteria
- Tall, prominent, symmetric T waves in the precordial leads
- Upsloping ST segment depression >1mm at the J-point in the precordial leads
- Absence of ST elevation in the precordial leads
- ST segment elevation (0.5mm-1mm) in aVR
Strongly correlated with acute LAD occlusion
Safety Of Returning Patients Immediately To Their Originating Hospitals After Primary Percutaneous Coronary Intervention, Rahim Gul, Maksymilian P. Opolski, Mufti Akif, Mehboob A. Dar, Yasir Beshir, Haitham Sakr, Hassan Khalaf, Akram Eldesoky, Osama A. Smettei, Tariq I. Soomro, Mohammed Saied, Asim Ganawa, Rami M. Abazid
Safety Of Returning Patients Immediately To Their Originating Hospitals After Primary Percutaneous Coronary Intervention, Rahim Gul, Maksymilian P. Opolski, Mufti Akif, Mehboob A. Dar, Yasir Beshir, Haitham Sakr, Hassan Khalaf, Akram Eldesoky, Osama A. Smettei, Tariq I. Soomro, Mohammed Saied, Asim Ganawa, Rami M. Abazid
Journal of the Saudi Heart Association
Introduction: The objective of this study was to evaluate the safety and feasibility of the immediate return of patients with ST-elevation myocardial infarction (STEMI) to their originating hospitals after primary percutaneous coronary intervention (PPCI). Methods: This was a prospective study, conducted between January 2014 and December 2017. All patients with STEMI who were transferred for PPCI and returned back to their referring hospitals (RB group) were included and compared to the onsite STEMI population (OS group). Patient’s demographics, PPCI data, bleeding and adverse cardiovascular events (ACEs) occurring during transfer, hospital stay, and at 1-month follow-up were recorded. Results: A total …
Wellens' Syndrome Presenting As Epigastric Pain And Syncope: An Unusual Presentation, Temitope Ajibawo, Alexander Andreev, Sonu Sahni
Wellens' Syndrome Presenting As Epigastric Pain And Syncope: An Unusual Presentation, Temitope Ajibawo, Alexander Andreev, Sonu Sahni
Touro College of Osteopathic Medicine (New York) Publications and Research
Wellens' syndrome, also regarded as left anterior descending coronary T-wave syndrome, is an electrocardiography (EKG) pattern that indicates critical proximal left anterior descending artery (LAD) stenosis. It is characterized by deeply inverted T-waves or biphasic T-waves in the anterior precordial chest leads in a patient with unstable angina. Patients typically present with symptoms consistent with acute coronary syndrome. We present a unique case of Wellens' syndrome with no angiographic findings of significant stenosis in the proximal LAD but with significant occlusion of the proximal circumflex artery and initial presentation with a chief complaint of epigastric pain and syncope. Physicians need …
Process Factors Affecting Reperfusion Time In Patients Presenting With St-Segment Elevation Myocardial Infarction (Stemi), Richard R. Wall
Process Factors Affecting Reperfusion Time In Patients Presenting With St-Segment Elevation Myocardial Infarction (Stemi), Richard R. Wall
Theses and Dissertations
Abstract PROCESS FACTORS AFFECTING REPERFUSION TIME IN PATIENTS
PRESENTING WITH ST-SEGMENT ELEVATION MYOCARDIAL INFARCTION (STEMI) By Richard R. Wall MSRS, RT(R)(CT)(CI), RCIS
A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy at Virginia Commonwealth University.
Virginia Commonwealth University, 2020.
Dissertation Chair: Jeffrey S. Legg Ph.D. Associate Professor and Chair, Department of Radiation Sciences
An ST-segment myocardial infarction (STEMI) occurs when the blood flow to the myocardium is suddenly and completely blocked causing the myocardium to become ischemic. A STEMI is a life-threatening condition that necessitates emergent medical treatment. Research has shown that longer …
Atypical Presentation Of Stemi With Cardiac Tamponade Related To Malignancy, Matthew J. Johnson, Rohan Penmetcha
Atypical Presentation Of Stemi With Cardiac Tamponade Related To Malignancy, Matthew J. Johnson, Rohan Penmetcha
Rowan-Virtua Research Day
Cardiac tamponade and myocardial infarction are rare as the initial presentation of a malignancy. Here, we describe a case with an atypical presentation of a myocardial infarction due to a thrombus in the right coronary artery occurring in the setting of a pericardial effusion causing tamponade physiology related to malignancy. We present this unique case of myocardial infarction and cardiac tamponade as this was not caused by a type-A aortic dissection. In conclusion, we suggest that malignancy be considered in the differential diagnosis when these findings present together.
Subsequent Event Risk In Individuals With Established Coronary Heart Disease, Riyaz S. Patel, Vinicius Tragante, Amand F. Schmidt, Raymond O. Mccubrey, Michael V. Holmes, Laurence J. Howe, Kenan Direk, Axel Åkerblom, Karin Leander, Salim S. Virani
Subsequent Event Risk In Individuals With Established Coronary Heart Disease, Riyaz S. Patel, Vinicius Tragante, Amand F. Schmidt, Raymond O. Mccubrey, Michael V. Holmes, Laurence J. Howe, Kenan Direk, Axel Åkerblom, Karin Leander, Salim S. Virani
Office of the Provost
Background: The Genetics of Subsequent Coronary Heart Disease (GENIUS-CHD) consortium was established to facilitate discovery and validation of genetic variants and biomarkers for risk of subsequent CHD events, in individuals with established CHD.
Methods: The consortium currently includes 57 studies from 18 countries, recruiting 185 614 participants with either acute coronary syndrome, stable CHD, or a mixture of both at baseline. All studies collected biological samples and followed-up study participants prospectively for subsequent events.
Results: Enrollment into the individual studies took place between 1985 to present day with a duration of follow-up ranging from 9 months to 15 years. Within …
Does Concomitant Cabg Influence The Outcomes Of Post-Myocardial Infarction Ventricular Septal Defect Repair?, Dylan P. Horan, Jae Hwan Choi, Matthew P. Weber, Elizabeth Maynes, Sinal Patel, Jothika Challapalli, Jessica G.Y. Luc, John W. Entwistle, H. Todd Massey, Rohinton J. Morris, Vakhtang Tchantchaleishvili
Does Concomitant Cabg Influence The Outcomes Of Post-Myocardial Infarction Ventricular Septal Defect Repair?, Dylan P. Horan, Jae Hwan Choi, Matthew P. Weber, Elizabeth Maynes, Sinal Patel, Jothika Challapalli, Jessica G.Y. Luc, John W. Entwistle, H. Todd Massey, Rohinton J. Morris, Vakhtang Tchantchaleishvili
Phase 1
Introduction: Ventricular septal defect (VSD) following myocardial infarction (MI) is a relatively infrequent complication with high mortality. Over time, understanding of the pathology and its management has resulted in improved outcomes; however, controversies remain.
Objective: We sought to investigate the effect of concomitant coronary artery bypass graft (CABG) on outcomes following post-MI VSD repair.
Methods: Electronic search was performed to identify all relevant studies published from 2000 to 2018. After assessment for inclusion and exclusion criteria, 66 studies were selected for the analysis. Data were extracted and pooled for systematic review and meta-analysis.
Results: Average age was 68.7 years …
Evidence For Minimal Cardiogenic Potential Of Stem Cell Antigen 1-Positive Cells In The Adult Mouse Heart., Lauren E Neidig, Florian Weinberger, Nathan J Palpant, John Mignone, Amy M Martinson, Daniel W Sorensen, Ingrid Bender, Natsumi Nemoto, Hans Reinecke, Lil Pabon, Jeffery D Molkentin, Charles E Murry, Jop H Van Berlo
Evidence For Minimal Cardiogenic Potential Of Stem Cell Antigen 1-Positive Cells In The Adult Mouse Heart., Lauren E Neidig, Florian Weinberger, Nathan J Palpant, John Mignone, Amy M Martinson, Daniel W Sorensen, Ingrid Bender, Natsumi Nemoto, Hans Reinecke, Lil Pabon, Jeffery D Molkentin, Charles E Murry, Jop H Van Berlo
Articles, Abstracts, and Reports
No abstract provided.
Wearable Cardioverter-Defibrillator After Myocardial Infarction, Jeffrey E. Olgin, Mark J. Pletcher, Eric Vittinghoff, Jerzy Wranicz, Rajesh Malik, Daniel P. Morin, Steven Zweibel, Alfred E. Buxton, Claude S. Elayi, Eugene H. Chung, Eric Rashba, Martin Borggrefe, Trisha F Hue, Carol Maguire, Feng Lin, Joel A. Simon, Stephen Hulley, Byron K. Lee, Vest Investigators
Wearable Cardioverter-Defibrillator After Myocardial Infarction, Jeffrey E. Olgin, Mark J. Pletcher, Eric Vittinghoff, Jerzy Wranicz, Rajesh Malik, Daniel P. Morin, Steven Zweibel, Alfred E. Buxton, Claude S. Elayi, Eugene H. Chung, Eric Rashba, Martin Borggrefe, Trisha F Hue, Carol Maguire, Feng Lin, Joel A. Simon, Stephen Hulley, Byron K. Lee, Vest Investigators
Gill Heart & Vascular Institute Faculty Publications
BACKGROUND
Despite the high rate of sudden death after myocardial infarction among patients with a low ejection fraction, implantable cardioverter–defibrillators are contraindicated until 40 to 90 days after myocardial infarction. Whether a wearable cardioverter–defibrillator would reduce the incidence of sudden death during this high-risk period is unclear.
METHODS
We randomly assigned (in a 2:1 ratio) patients with acute myocardial infarction and an ejection fraction of 35% or less to receive a wearable cardioverter–defibrillator plus guideline-directed therapy (the device group) or to receive only guideline-directed therapy (the control group). The primary outcome was the composite of sudden death or death from …
Takotsubo Cardiomyopathy Associated With Polycythemia Vera., Sijan Basnet, Priya Rajagopalan, Rashmi Dhital, Biswaraj Tharu
Takotsubo Cardiomyopathy Associated With Polycythemia Vera., Sijan Basnet, Priya Rajagopalan, Rashmi Dhital, Biswaraj Tharu
Reading Hospital Internal Medicine Residency
Takotsubo cardiomyopathy is characterized by transient apical ballooning with preserved basal ventricular function triggered by physical or emotional stressors. We present a case of a 75-year-old man referred to our facility for the management of acute myocardial infarction later diagnosed as takotsubo cardiomyopathy. We believe platelet-mediated adrenaline release from massive thrombocytosis might have been the precipitating factor for the pathogenesis of takotsubo cardiomyopathy.
Azithromycin Therapy Reduces Cardiac Inflammation And Mitigates Adverse Cardiac Remodeling After Myocardial Infarction: Potential Therapeutic Targets In Ischemic Heart Disease, Ahmed Al-Darraji, Dalia Haydar, Lakshman Chelvarajan, Himi Tripathi, Bryana R. Levitan, Erhe Gao, Vincent J. Venditto, John C. Gensel, David James Feola, Ahmed Abdel-Latif
Azithromycin Therapy Reduces Cardiac Inflammation And Mitigates Adverse Cardiac Remodeling After Myocardial Infarction: Potential Therapeutic Targets In Ischemic Heart Disease, Ahmed Al-Darraji, Dalia Haydar, Lakshman Chelvarajan, Himi Tripathi, Bryana R. Levitan, Erhe Gao, Vincent J. Venditto, John C. Gensel, David James Feola, Ahmed Abdel-Latif
Gill Heart & Vascular Institute Faculty Publications
Introduction
Acute myocardial infarction (MI) is a primary cause of worldwide morbidity and mortality. Macrophages are fundamental components of post-MI inflammation. Pro-inflammatory macrophages can lead to adverse cardiac remodeling and heart failure while anti-inflammatory/reparative macrophages enhance tissue healing. Shifting the balance between pro-inflammatory and reparative macrophages post-MI is a novel therapeutic strategy. Azithromycin (AZM), a commonly used macrolide antibiotic, polarizes macrophages towards the anti-inflammatory phenotype, as shown in animal and human studies. We hypothesized that AZM modulates post-MI inflammation and improves cardiac recovery.
Methods and results
Male WT mice (C57BL/6, 6–8 weeks old) were treated with either oral AZM (160 …
Post-Traumatic Stress Disorder And Cardiovascular Diseases: A Cohort Study Of Men And Women Involved In Cleaning The Debris Of The World Trade Center Complex, Molly Remsch, Zoey Laskaris, Janine D. Flory, Consuelo Mora-Mclaughlin, Alfredo Morabia
Post-Traumatic Stress Disorder And Cardiovascular Diseases: A Cohort Study Of Men And Women Involved In Cleaning The Debris Of The World Trade Center Complex, Molly Remsch, Zoey Laskaris, Janine D. Flory, Consuelo Mora-Mclaughlin, Alfredo Morabia
Publications and Research
BACKGROUND: To determine whether post-traumatic stress disorder (PTSD) is a risk factor for myocardial infarction (MI) and stroke, beyond the expected effects from recognized cardiovascular risk factors and depression.
METHODS AND RESULTS: World Trade Center-Heart is an observational prospective cohort study of 6481 blue-collar first responders nested within the World Trade Center Health Program in New York City. Baseline measures in 2012 and 2013 included blood pressure, weight and height, and blood lipids. PTSD, depression, smoking, and dust exposure during the 2001 cleanup were self-reported. During the 4-year follow-up, outcomes were assessed through (1) interview-based incident, nonfatal MI, and stroke, …