Nellis, Marianne Elizabeth

Publications

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Co-Author Network

selected publications

Pre-Transfusion Platelet Counts and Bleeding in Very Low Birth Weight Infants. Research square. 2026 Article GET IT
Epidemiology of Pediatric Transfusion Reactions. JAMA network open. 2026 Academic Article GET IT
Comparative Effectiveness of Intravenous Immunoglobulin vs Steroids in the Treatment of Pediatric Acute (Non-COVID) Myocarditis: A Pediatric Health Information Systems Database Study. The Journal of pediatrics. 2026 Academic Article GET IT
Platelet Transfusion Practices and Outcomes in Neonates and Children. JAMA network open. 2026 Academic Article GET IT
Times cited: 1
Platelet Transfusion Thresholds for Children Supported by Extracorporeal Membrane Oxygenation: The Extracorporeal Membrane Oxygenation Hemostatic Transfusions in Children (ECSTATIC) Feasibility Clinical Trial. Critical care medicine. 2025 Academic Article GET IT
Times cited: 2
Assessing the Educational Landscape of Culturally Responsive Education in Pediatric Critical Care Fellowships. Hospital pediatrics. 2025 Academic Article GET IT
Assessing the Efficacy of Pathogen-Reduced Platelet Transfusions for Hemostasis in Children Undergoing Cardiopulmonary Bypass Surgery. The Annals of thoracic surgery. 2025 Academic Article GET IT
The Effect of Prophylactic Use of Antifibrinolytics During Pediatric Non-Cardiac Surgeries on Bleeding and Transfusions: A Systematic Review and Meta-Analysis. Paediatric anaesthesia. 2025 Information Resource GET IT
Times cited: 2
International expert consensus statement on PICU admission and early critical care management for paediatric patients following haematopoietic cell transplant and immune effector cell therapy. The Lancet. Child & adolescent health. 2025 Information Resource GET IT
Times cited: 4
Bleeding Definitions in Pediatric Extracorporeal Membrane Oxygenation (ECMO) Studies: A Systematic Review and Meta-Analysis. ASAIO journal (American Society for Artificial Internal Organs : 1992). 2025 Information Resource GET IT
Massive Bleeding in Children With Cancer or Hematopoietic Cell Transplant: International, Multicenter Retrospective Study, 2017-2021. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2025 Academic Article GET IT
Platelet transfusion stated practices among neonatal and paediatric veno-arterial extracorporeal membrane oxygenation providers: A survey. Vox sanguinis. 2025 Academic Article GET IT
Times cited: 2
The Association Between Platelet Transfusion and Acute Kidney Injury Following Fontan Surgery. World journal for pediatric & congenital heart surgery. 2025 Academic Article GET IT
Assessing the Reliability of the Bleeding Assessment Scale in Critically Ill Children (BASIC) Definition: A Prospective Cohort Study. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2024 Academic Article GET IT
Times cited: 2
Protocol for the Catheter-Related Early Thromboprophylaxis With Enoxaparin (CRETE) Studies. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2024 Academic Article GET IT
Times cited: 5
Development of a Uniform Apheresis Case Report Form for Standardized Collection of Apheresis Data. Journal of clinical apheresis. 2024 Article GET IT
Executive Summary: The Pediatric Extracorporeal Membrane Oxygenation Anticoagulation CollaborativE (PEACE) Consensus Conference. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2024 Information Resource GET IT
Times cited: 37
Priorities for Clinical Research in Pediatric Extracorporeal Membrane Oxygenation Anticoagulation From the Pediatric Extracorporeal Membrane Oxygenation Anticoagulation CollaborativE Consensus Conference. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2024 Information Resource GET IT
Times cited: 13
Prophylactic Transfusion Strategies in Children Supported by Extracorporeal Membrane Oxygenation: The Pediatric Extracorporeal Membrane Oxygenation Anticoagulation CollaborativE Consensus Conference. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2024 Information Resource GET IT
Times cited: 10
Sim-Based Home Tracheostomy Care: A Mixed Methods Study on Outcomes and Parental Preparedness. Hospital pediatrics. 2024 Academic Article GET IT
Times cited: 1
Patient-tailored platelet transfusion practices for children supported by extracorporeal membrane oxygenation. Vox sanguinis. 2024 Academic Article GET IT
Times cited: 2
Evaluating Airway Management in Patients With Trisomy 21 in the PICU and Cardiac ICU: A Retrospective Cohort Study. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2023 Academic Article GET IT
Times cited: 2
Scenario Decision-Making About Plasma and Platelet Transfusion for Intracranial Monitor Placement: Cross-Sectional Survey of Pediatric Intensivists and Neurosurgeons. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2023 Academic Article GET IT
Times cited: 2
Bleeding in Critically Ill Children With Malignancy or Hematopoietic Cell Transplant: A Single-Center Prospective Cohort Study. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2023 Academic Article GET IT
Times cited: 3
Prophylactic Platelet Transfusion: Is There Evidence of Benefit, Harm, or No Effect?. Transfusion medicine reviews. 2023 Information Resource GET IT
Times cited: 7
Pediatric firearm injury related emergency department visits and hospitalizations: a population-based study in the United States. Lancet regional health. Americas. 2023 Academic Article GET IT
Times cited: 17
Association between Platelet Transfusion and Delirium in Critically Ill Children. Children (Basel, Switzerland). 2023 Academic Article GET IT
Times cited: 2
Safety of pediatric sedation and analgesia during burn dressing changes by pediatric residents. Paediatric anaesthesia. 2023 Academic Article GET IT
Times cited: 4
Epidemiology of Platelet Transfusions in Hospitalized Children: A Pediatric Hospital Information System Database Study. Hospital pediatrics. 2023 Academic Article GET IT
Times cited: 3
Anticoagulation and hemostasis on extracorporeal membrane oxygenation. Current opinion in pediatrics. 2023 Information Resource GET IT
Times cited: 8
Timing of Tracheostomy in Critically Ill Infants and Children With Respiratory Failure: A Pediatric Health Information System Study. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2023 Academic Article GET IT
Times cited: 15
Epidemiology of anticoagulation for children supported by extracorporeal membrane oxygenation in the United States: A Pediatric Hospital Information System database study. Perfusion. 2023 Academic Article GET IT
Times cited: 8
Epidemiology of severe bleeding in children following cardiac surgery involving cardiopulmonary bypass: use of Bleeding Assessment Scale for critically Ill Children (BASIC). Cardiology in the young. 2022 Academic Article GET IT
Times cited: 7
Transfusion Strategies in the 21st Century: A Case-Based Narrative Report. Critical care clinics. 2022 Information Resource GET IT
Prophylactic Use of Antifibrinolytics During Pediatric Cardiac Surgery With Cardiopulmonary Bypass on Postoperative Bleeding and Transfusion: A Systematic Review and Meta-Analysis. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 11
Pediatric platelet transfusions in critical illness: a narrative review of recent studies. Current opinion in pediatrics. 2022 Information Resource GET IT
Hemostatic efficacy of pathogen-reduced platelets in children undergoing cardiopulmonary bypass. Transfusion. 2022 Academic Article GET IT
Times cited: 3
Transfusion-Associated Delirium in Children: No Difference Between Short Storage Versus Standard Issue RBCs. Critical care medicine. 2022 Academic Article GET IT
Times cited: 4
Executive Summary of Recommendations and Expert Consensus for Plasma and Platelet Transfusion Practice in Critically Ill Children: From the Transfusion and Anemia EXpertise Initiative-Control/Avoidance of Bleeding (TAXI-CAB). Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 78
Plasma and Platelet Transfusion Strategies in Critically Ill Children Following Noncardiac Surgery and Critically Ill Children Undergoing Invasive Procedures Outside the Operating Room: From the Transfusion and Anemia EXpertise Initiative-Control/Avoidance of Bleeding. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 13
Plasma and Platelet Transfusion Strategies in Critically Ill Children Following Severe Trauma, Traumatic Brain Injury, and/or Intracranial Hemorrhage: From the Transfusion and Anemia EXpertise Initiative-Control/Avoidance of Bleeding. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 26
Plasma and Platelet Transfusion Strategies in Critically Ill Children With Malignancy, Acute Liver Failure and/or Liver Transplantation, or Sepsis: From the Transfusion and Anemia EXpertise Initiative-Control/Avoidance of Bleeding. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 19
Plasma and Platelet Transfusions Strategies in Neonates and Children Undergoing Cardiac Surgery With Cardiopulmonary Bypass or Neonates and Children Supported by Extracorporeal Membrane Oxygenation: From the Transfusion and Anemia EXpertise Initiative-Control/Avoidance of Bleeding. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 22
Research Priorities for Plasma and Platelet Transfusion Strategies in Critically Ill Children: From the Transfusion and Anemia EXpertise Initiative-Control/Avoidance of Bleeding. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 18
What Laboratory Tests and Physiologic Triggers Should Guide the Decision to Administer a Platelet or Plasma Transfusion in Critically Ill Children and What Product Attributes Are Optimal to Guide Specific Product Selection? From the Transfusion and Anemia EXpertise Initiative-Control/Avoidance of Bleeding. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2022 Information Resource GET IT
Times cited: 17
Epidemiology of Bleeding in Critically Ill Children With an Underlying Oncologic Diagnosis. Critical care explorations. 2021 Academic Article GET IT
Times cited: 4
Transfusion Practices in Pediatric Cardiac Surgery Requiring Cardiopulmonary Bypass: A Secondary Analysis of a Clinical Database. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2021 Academic Article GET IT
Times cited: 28
Transfusion practices for pediatric oncology and hematopoietic stem cell transplantation patients: Data from the National Heart Lung and Blood Institute Recipient Epidemiology and Donor Evaluation Study-III (REDS-III). Transfusion. 2021 Academic Article GET IT
Times cited: 19
Epidemiology of Bleeding in Critically Ill Children. Frontiers in pediatrics. 2021 Academic Article GET IT
Times cited: 12
Editorial: Hemostatic Challenges in Pediatric Critical Care Medicine. Frontiers in pediatrics. 2021 Editorial Article GET IT
Times cited: 1
Transfusion practices in a large cohort of hospitalized children. Transfusion. 2021 Academic Article GET IT
Times cited: 34
Epidemiology of the Use of Hemostatic Agents in Children Supported by Extracorporeal Membrane Oxygenation: A Pediatric Health Information System Database Study. Frontiers in pediatrics. 2021 Academic Article GET IT
Times cited: 16
Variation in Neonatal Transfusion Practice. The Journal of pediatrics. 2021 Academic Article GET IT
Times cited: 68
Age-Dependent Heterogeneity in the Efficacy of Prophylaxis With Enoxaparin Against Catheter-Associated Thrombosis in Critically Ill Children: A Post Hoc Analysis of a Bayesian Phase 2b Randomized Clinical Trial. Critical care medicine. 2021 Academic Article GET IT
Times cited: 21
Procalcitonin Differs in Children With Infection and Children With Disease Flares in Juvenile Idiopathic Arthritis. Journal of clinical rheumatology : practical reports on rheumatic & musculoskeletal diseases. 2021 Academic Article GET IT
Times cited: 7
Efficacy of Early Prophylaxis Against Catheter-Associated Thrombosis in Critically Ill Children: A Bayesian Phase 2b Randomized Clinical Trial. Critical care medicine. 2021 Academic Article GET IT
Times cited: 45
Bleeding in Critically Ill Children-Review of Literature, Knowledge Gaps, and Suggestions for Future Investigation. Frontiers in pediatrics. 2021 Information Resource GET IT
Times cited: 8
Transfusion management for children supported by extracorporeal membrane oxygenation. Transfusion. 2021 Information Resource GET IT
Times cited: 2
Early Use of Antiseizure Medication in Mechanically Ventilated Traumatic Brain Injury Cases: A Retrospective Pediatric Health Information System Database Study. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2021 Academic Article GET IT
Times cited: 16
Rapid Transition of a PICU Space and Staff to Adult Coronavirus Disease 2019 ICU Care. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2021 Academic Article GET IT
Times cited: 17
Overview of Plasma and Platelet Transfusions in Critically Ill Children. Frontiers in pediatrics. 2020 Information Resource GET IT
Times cited: 10
Critical Care for Coronavirus Disease 2019: Perspectives From the PICU to the Medical ICU. Critical care medicine. 2020 Academic Article GET IT
Times cited: 8
Effect of platelet storage duration on clinical outcomes and incremental platelet change in critically ill children. Transfusion. 2020 Academic Article GET IT
Times cited: 10
Anti-Xa versus time-guided anticoagulation strategies in extracorporeal membrane oxygenation: a systematic review and meta-analysis. Perfusion. 2020 Information Resource GET IT
Times cited: 51
The Use of Hemostatic Blood Products in Children Following Cardiopulmonary Bypass and Associated Outcomes. Critical care explorations. 2020 Academic Article GET IT
Times cited: 16
Epidemiology of Hemostatic Transfusions in Children Supported by Extracorporeal Membrane Oxygenation. Critical care medicine. 2020 Academic Article GET IT
Times cited: 18
Individual- and hospital-level correlates of red blood cell, platelet, and plasma transfusions among hospitalized children and neonates: a nationally representative study in the United States. Transfusion. 2020 Academic Article GET IT
Times cited: 27
How 217 Pediatric Intensivists Manage Anemia at PICU Discharge: Online Responses to an International Survey. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2020 Academic Article GET IT
Times cited: 7
Changes in Clinical Course Before and After Do-Not-Resuscitate Order Placement in a Pediatric Intensive Care Unit Setting. Journal of palliative medicine. 2020 Academic Article GET IT
Times cited: 5
Perioperative Transfusions and Venous Thromboembolism. Pediatrics. 2020 Academic Article GET IT
Times cited: 24
Pediatric Plasma and Platelet Transfusions on Extracorporeal Membrane Oxygenation: A Subgroup Analysis of Two Large International Point-Prevalence Studies and the Role of Local Guidelines. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2020 Academic Article GET IT
Times cited: 35
Effect of Fresh vs Standard-issue Red Blood Cell Transfusions on Multiple Organ Dysfunction Syndrome in Critically Ill Pediatric Patients: A Randomized Clinical Trial. JAMA. 2019 Academic Article GET IT
Times cited: 80
Bleeding Assessment Scale in Critically Ill Children (BASIC): Physician-Driven Diagnostic Criteria for Bleeding Severity. Critical care medicine. 2019 Academic Article GET IT
Times cited: 48
Quantifiable Bleeding in Children Supported by Extracorporeal Membrane Oxygenation and Outcome. Critical care medicine. 2019 Academic Article GET IT
Times cited: 34
Transfusion Management in Pediatric Oncology Patients. Hematology/oncology clinics of North America. 2019 Information Resource GET IT
Times cited: 13
Bleeding Scales Applicable to Critically Ill Children: A Systematic Review. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2019 Information Resource GET IT
Times cited: 13
International Study of the Epidemiology of Platelet Transfusions in Critically Ill Children With an Underlying Oncologic Diagnosis. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2019 Academic Article GET IT
Times cited: 14
Criteria for Clinically Relevant Bleeding in Critically Ill Children: An International Survey. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2019 Academic Article GET IT
Times cited: 7
Effects of ABO Matching of Platelet Transfusions in Critically Ill Children. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2019 Academic Article GET IT
Times cited: 20
Platelet transfusion practices in immune thrombocytopenia related hospitalizations. Transfusion. 2018 Academic Article GET IT
Times cited: 27
Association Between Transfusion of RBCs and Subsequent Development of Delirium in Critically Ill Children. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2018 Academic Article GET IT
Times cited: 39
Association of Perioperative Red Blood Cell Transfusions With Venous Thromboembolism in a North American Registry. JAMA surgery. 2018 Academic Article GET IT
Times cited: 168
Platelet Transfusions in the PICU: Does Disease Severity Matter?. Pediatric critical care medicine : a journal of the Society of Critical Care Medicine and the World Federation of Pediatric Intensive and Critical Care Societies. 2018 Academic Article GET IT
Times cited: 21
Platelet Transfusion Practices in Critically Ill Children. Critical care medicine. 2018 Academic Article GET IT
Times cited: 75
Assessing our current practice: point prevalence studies in transfusion medicine. Transfusion. 2018 Academic Article GET IT
Factors influencing plasma transfusion practices in paediatric intensive care units around the world. Vox sanguinis. 2017 Academic Article GET IT
Times cited: 9
The Diagnostic Accuracy of Serum Procalcitonin for Bacteremia in Critically Ill Children. Infectious diseases in clinical practice (Baltimore, Md.). 2016 Academic Article GET IT
Times cited: 7
Performance of the PEdiatric Logistic Organ Dysfunction-2 score in critically ill children requiring plasma transfusions. Annals of intensive care. 2016 Academic Article GET IT
Times cited: 13
The Use of Simulation to Improve Resident Communication and Personal Experience at End-of-Life Care. Journal of pediatric intensive care. 2016 Academic Article GET IT
Cryoprecipitate indications and patterns of use in the pediatric intensive care unit: inappropriate transfusions and lack of standardization. Transfusion. 2016 Academic Article GET IT
Times cited: 13
Red blood cell transfusion is associated with increased hemolysis and an acute phase response in a subset of critically ill children. American journal of hematology. 2015 Academic Article GET IT
Times cited: 45
Indications and Effects of Plasma Transfusions in Critically Ill Children. American journal of respiratory and critical care medicine. 2015 Academic Article GET IT
Times cited: 69
Ensuring accurate knowledge of prematurity outcomes for prenatal counseling. Pediatrics. 2005 Article GET IT
Deaths of pediatric patients: relevance to their medical home, an urban primary care clinic. Pediatrics. 2005 Academic Article GET IT
Times cited: 22

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Research

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Co-investigator Network

Funding awarded

Transfusion and Organ Dysfunction in Pediatric Septic Shock (TROPICS) study awarded by National Heart, Lung, & Blood Institute Principal Investigator Subaward 2022 - 2027
ECmo hemoSTAtic Transfusions In Children (ECSTATIC) awarded by American Heart Association Principal Investigator Subaward 2022 - 2026
ECmo hemoSTAtic Transfusions In Children (ECSTATIC) - Clinical awarded by American Heart Association Principal Investigator Subaward 2022 - 2026
Age-dependent heterogeneity in the efficacy of prophylaxis with enoxaparin against catheter-associated thrombosis in critically ill children awarded by American Heart Association Principal Investigator Subaward 2021 - 2026

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Background

education and training

M.S., Weill Cornell Graduate School of Medical Sciences 2014
M.D., The Johns Hopkins University School of Medicine 2003
B.S., Colgate University 1999

Contact

full name

Marianne Elizabeth Nellis

primary email

man9026@med.cornell.edu

webpage

Clinical Profile

VIVO Weill Cornell Medical College

Marianne Elizabeth Nellis Associate Professor of Pediatrics

Publications

selected publications

Research

Funding awarded

Background

education and training

Contact

full name

primary email

webpage

Phone

Publications

selected publications

Research

Funding awarded

Background

education and training

Contact

full name

primary email

webpage