Ramesh Singh

ORCID: 0000-0003-3505-3930
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About
Contact & Profiles
Research Areas
  • Mechanical Circulatory Support Devices
  • Cardiac Structural Anomalies and Repair
  • Cardiac Arrest and Resuscitation
  • Transplantation: Methods and Outcomes
  • Cardiac Valve Diseases and Treatments
  • Cardiac pacing and defibrillation studies
  • Heart Failure Treatment and Management
  • Coronary Interventions and Diagnostics
  • Cardiac, Anesthesia and Surgical Outcomes
  • Long-Term Effects of COVID-19
  • Aortic Disease and Treatment Approaches
  • Congenital Heart Disease Studies
  • Intracerebral and Subarachnoid Hemorrhage Research
  • Cardiac and Coronary Surgery Techniques
  • Organ Transplantation Techniques and Outcomes
  • Aortic aneurysm repair treatments
  • Intensive Care Unit Cognitive Disorders
  • Respiratory Support and Mechanisms
  • Manufacturing Process and Optimization
  • Vascular Procedures and Complications
  • Peripheral Artery Disease Management
  • Neurological Complications and Syndromes
  • Colorectal Cancer Screening and Detection
  • Cardiac Imaging and Diagnostics
  • Antiplatelet Therapy and Cardiovascular Diseases

Alaska Heart and Vascular Institute
2016-2025

Inova Health System
2015-2025

University Malaya Medical Centre
2023-2025

Inova Fairfax Hospital
2015-2024

New York University
2024

Barber-Nichols (United States)
2023

Sir Ganga Ram Hospital
2015-2020

University of Utah
2020

University of Louisville
2012-2014

Charles R. Drew University of Medicine and Science
2012

Cardiogenic shock (CS) is a multifactorial, hemodynamically complex syndrome associated with high mortality. Despite advances in reperfusion and mechanical circulatory support, management remains highly variable outcomes poor.This study investigated whether standardized team-based approach can improve CS risk score guide clinical decision making.A total of 204 consecutive patients were identified. etiology, patient demographic characteristics, right heart catheterization, support use,...

10.1016/j.jacc.2018.12.084 article EN cc-by-nc-nd Journal of the American College of Cardiology 2019-04-01

Background: Little is known about clinical characteristics, hospital course, and longitudinal outcomes of patients with cardiogenic shock (CS) related to heart failure (HF-CS) compared acute myocardial infarction (AMI; CS AMI [AMI-CS]). Methods: We examined in-hospital 1-year 520 (219 AMI-CS, 301 HF-CS) consecutive (January 3, 2017–December 31, 2019) in a single-center registry. Results: Mean age was 61.5±13.5 years, 71% were male, 22% Black patients, 63% had chronic kidney disease. The...

10.1161/circheartfailure.121.009279 article EN Circulation Heart Failure 2022-06-01

Background: Variable definitions and an incomplete understanding of the gradient reverse cardiac remodeling following continuous flow left ventricular assist device (LVAD) implantation has limited field myocardial plasticity. We evaluated continuum LV by serial echocardiographic imaging to define 3 stages LVAD. Methods: The study enrolled consecutive LVAD patients across 4 sites. A blinded echocardiographer degree structural (LV internal dimension at end-diastole [LVIDd]) functional ejection...

10.1161/circheartfailure.120.007991 article EN Circulation Heart Failure 2021-05-01

The impact of the duration noninvasive respiratory support (RS) including high-flow nasal cannula and ventilation before initiation extracorporeal membrane oxygenation (ECMO) is unknown. We reviewed data patients with coronavirus disease 2019 (COVID-19) treated V-V ECMO at two high-volume tertiary care centers. Survival analysis was used to compare effect RS on liberation from ECMO. A total 78 required median invasive mechanical (IMV) 2 days (interquartile range [IQR]: 0, 6) 2.5 (IQR: 1, 5),...

10.1097/mat.0000000000001626 article EN ASAIO Journal 2022-01-12

Objective Surgical repair of acute Type A aortic dissection (AADA) is still associated with high in-hospital mortality. We evaluated the impact perioperative risk factors on early and midterm survival. Methods Retrospective (2002–2011) database analysis at a single institution 132 consecutive AADA patients (88 male, age 59.8 ± 13.6). All but five underwent open distal anastomoses hypothermic circulatory arrest: valve replacement/root replacement (n = 44, 33.3%) re-suspension/repair 88,...

10.1111/jocs.12170 article EN Journal of Cardiac Surgery 2013-08-02

The development and implementation of a Cardiogenic Shock initiative focused on increased disease awareness, early multidisciplinary team activation, rapid initiation mechanical circulatory support, hemodynamic-guided management improvement outcomes in cardiogenic shock.The objectives this study are (1) to collect retrospective clinical for acute decompensated heart failure shock myocardial infarction shock, compare current versus historical survival rates outcomes; (2) evaluate Inova Heart...

10.2196/resprot.9761 article EN cc-by JMIR Research Protocols 2018-06-28

Arteriotomy repair through the preclosure technique during elective arterial access procedures is well documented. Outcomes associated with application of this to removal cannulas in patients undergoing urgent venoarterial extracorporeal membrane oxygenation (VA-ECMO) have not previously been reported.We reviewed records consecutive who required VA-ECMO for cardiogenic shock. Patients were compared by use device (Perclose ProGlide Suture-Mediated Closure System; Abbott Vascular, Park, Ill)...

10.1016/j.xjtc.2021.08.030 article EN JTCVS Techniques 2021-08-26

ABSTRACT Background Paclitaxel‐(PCB) and sirolimus‐coated balloons (SCB) are used for treatment of in‐stent restenosis (ISR) de novo (DN) lesions. Studies comparing major adverse cardiac events (MACE) after PCB versus SCB limited. Aims This study aims to contribute this knowledge gap enhance the understanding optimal strategies treating ISR DN Methods EASTBOURNE PEARL large‐scale, prospective clinical registries, evaluating performance drug‐coated balloons. included patients who underwent...

10.1002/ccd.31587 article EN Catheterization and Cardiovascular Interventions 2025-05-19

The role of routine right heart catheterizations (RHCs) in left ventricular assist device (LVAD) patients is undefined. We analyzed 105 continuous-flow LVAD recipients who underwent an RHC approximately 3 months after implant. In 38 patients, speed was ramped with the goal optimizing hemodynamics. Our cohort consisted 71 (68%) HeartMate II (HMII) and 34 (32%) HeartWare (HVAD) patients. Thirty (29%) had either a reduced cardiac index (CI ≤ 2.2 L/min/m), elevated pulmonary capillary wedge...

10.1097/mat.0000000000000617 article EN ASAIO Journal 2017-06-29
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