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Research

Research & Publications

The peer-reviewed evidence base behind the EASy POCUS protocol — methods, validation studies, book chapters, and conference presentations on subxiphoid echocardiography and hemodynamic phenotyping.

18

peer-reviewed publications

5

book chapters

90+

invited lectures & presentations

4

continents taught on

FeaturedMethodsEASySubxiphoidHypotension

Echocardiographic Assessment Using Subxiphoid-Only Examination for Hypotensive Patients

Howell-Clark J, Bronshteyn YS, Pustavoitau A, Convissar DL, Bughrara N

Journal of Visualized Experiments (JoVE) · 2025 Apr 18

The peer-reviewed methods paper defining the EASy (Echocardiographic Assessment using Subxiphoid-only) examination — the foundation of the EASy POCUS protocol suite for rapid hemodynamic assessment of hypotensive patients.

Peer-Reviewed Publications

2025
ProtocolEASy-ALSResuscitation

PeRLS for procedural sedation: A specialized resuscitation framework enhanced by EASy-ALS ultrasound integration

Bughrara NF, Gaylor R, Hsu W, Santino C, Shembesh M, Pustavoitau A

Best Practice & Research Clinical Anaesthesiology· 2025;39:255–266
ProtocolAirwayPreintubation

Integrating Rapid Cardiopulmonary and Gastric Ultrasound for Emergency Airway Management in Critically Ill Patients

Bughrara N, Tso MS, Weigand ME, Patel DH, Benismail A, Rubin A, Pustavoitau A, Karamchandani K

Critical Care Explorations· 2025 Nov
2024
EducationIVC

Mistaken Identity: Misidentification of Other Vascular Structures as the Inferior Vena Cava and How to Avoid It

Zimmerman J, Morrissey C, Bughrara N, Bronshteyn YS

Diagnostics (Basel)· 2024 Oct 4;14(19):2218 · PMID 39410622
ValidationEASyEducationCOVID-19

Is 1 Day of Focused Training in Echocardiographic Assessment Using Subxiphoid-Only (EASy) Examination Enough? A Tertiary Hospital Response to COVID-19

Bughrara N, Neilson MR, Jones S, Workman L, Chopra A, Pustavoitau A

Critical Care Explorations· 2024 Feb 26;6(3):e1038 · PMID 38415022
2023
ProtocolShock

An Echocardiographic Approach for the Management of Shock: The STARS-CRASH Protocol

Nikravan S, Bughrara N, Klick J, Lanspa MJ, Rapoport L, Díaz-Gomez J

Seminars in Ultrasound, CT and MRI· 2023 Dec 6 · PMID 38065314
EducationAssessmentOSCE

Assessment of Cardiopulmonary Point-of-Care Ultrasound OSCEs in Graduating Anesthesiology Residents Across Multiple Residency Programs

Shen J, Singh M, Tran TT, Bughrara NF, et al.

Journal of Clinical Anesthesia· 2023 Dec;91:111260 · PMID 37734197
ReviewAI

Artificial Intelligence Integration in Point-of-Care Ultrasound

Hoenig B, Bughrara N

Sphere — New York State Society of Anesthesiologists Journal· Vol 75, No 3, Fall 2023
ReviewAirway

Role of Point-of-Care Ultrasound in Emergency Airway Management Outside the Operating Room

Khorsand S, Chin J, Rice J, Bughrara N, Myatra SN, Karamchandani K

Anesthesia & Analgesia· 2023 Jan 24 · PMID 36693019
2022
EducationSurveyTraining

Barriers to Focused Cardiac Ultrasound Training: A Survey of Anesthesiology Program Directors

Pustavoitau A, Miller D, Jung YH, Sahu K, Giammarino A, Fitz N, Gottschalk A, Hoenig B, Bughrara N

Journal of Clinical Anesthesia· 2022 Dec 16;85:111013 · PMID 36528959
ReviewCardiac Arrest

POCUS Spotlight: Point-of-Care Ultrasound in Cardiopulmonary Resuscitation

Bughrara N, Panzer O, Pustavoitau A

ASRA Pain Medicine News· 2022;47
CommentarySubcostal

In Reply: The Value of Subcostal Echocardiographic Assessment and Directions for Future Research

Bughrara N, Pustavoitau A, Diaz-Gomez JL

Canadian Journal of Anesthesia· 2022 May;69(5):678–679 · PMID 35211873
2021
ValidationEASySubcostal

Comparison of Qualitative Information Obtained with the Echocardiographic Assessment Using Subcostal-Only View and Focused Transthoracic Echocardiography: A Prospective Observational Study

Bughrara N, Renew JR, Alabre K, Schulman-Marcus J, Sirigaddi K, Pustavoitau A, Lesser ER, Diaz-Gomez JL

Canadian Journal of Anesthesia· 2021 Nov 18 · PMID 34796459
CommentarySepsis

Macrocirculation and Microcirculation in Septic Shock

Furst B, Bughrara N, Musuku SR

Anesthesia & Analgesia· 2021 Sep 1;133(3):e37–e38 · PMID 34403395
2020
Case SeriesEASy-ALSCardiac Arrest

Focused Cardiac Ultrasound and the Periresuscitative Period: A Case Series of Resident-Performed Echocardiographic Assessment Using Subcostal-Only View in Advanced Life Support

Bughrara N, Herrick SL, Leimer E, Sirigaddi K, Roberts K, Pustavoitau A

A&A Practice· 2020 Aug;14(10):e01278 · PMID 32739984
ReviewSepsis

Focused Ultrasonography for Septic Shock Resuscitation

Nikravan S, Song P, Bughrara N, Díaz-Gómez JL

Current Opinion in Critical Care· 2020 Jun;26(3):296–302 · PMID 32332287
ReviewSepsis

Anesthesia for the Patient in Septic Shock (Part 1): Systematic Approach

Bughrara N, Safa R, Cha S, Pustavoitau A

Anesthesiology Clinics· 2020 Mar;38(1):107–122 · PMID 32008646
ReviewSepsisHemodynamics

Anesthesia for the Patient in Septic Shock (Part 2): Ultrasound Support for Resuscitation

Bughrara N, Diaz-Gomez JL, Pustavoitau A

Anesthesiology Clinics· 2020 Mar;38(1):123–134 · PMID 32008647

Book Chapters

Book ChapterEASy-ALS

Cardiac Arrest: Focused Echocardiographic Evaluation in Life Support

Bughrara N, Cha S, Hsu W, Pustavoitau A

Comprehensive Critical Care Ultrasound, 3rd Edition — Society of Critical Care Medicine· Invited / In review
Book ChapterEASy

Echocardiographic Assessment Using Subcostal Window Only (EASy)

Bughrara N, Elfergani A, Pustavoitau A

Lumb: Critical Care Ultrasound, 2nd Edition· Invited / In review
Book ChapterAIHemodynamics

Artificial Intelligence Tools to Optimize Hemodynamics in the ICU

Mathur P, Bughrara N, Hoenig B, Khanna A

Indian Society of Critical Care Medicine Update Book 2023· January 2023
Book ChapterShock

Differentiating Shock: Various Protocols (FATE, FEEL, FEER, FAST)

Bughrara N, Cha S, Safa R, Pustavoitau A

Berg and Chang's Critical Care Echocardiography Review· February 2022
Book ChapterEASy-ALS

Cardiac Arrest: Focused Echocardiographic Evaluation in Life Support

Bughrara N, Cha S, Pustavoitau A

Comprehensive Critical Care Ultrasound, 2nd Edition — Society of Critical Care Medicine· February 2020

Conference Presentations

Selected invited lectures and presentations at national and international meetings. Dr. Bughrara has delivered 90+ invited lectures, grand rounds, and conference presentations across North America, Europe, the Middle East, and Asia.

2026

POCUS in Subarachnoid Hemorrhage — Precision Monitoring in SAH Management

2026 Critical Care Congress, Society of Critical Care Medicine (SCCM)

Chicago, Illinois

Rapid Screening for Right Ventricular Dysfunction Using a Systematic Qualitative POCUS Exam

2026 Critical Care Congress, SCCM

Chicago, Illinois

Beyond the Code: EASy POCUS Techniques for ACLS Success

2026 Critical Care Congress, SCCM (Digital Session)

Chicago, Illinois

The Role of POCUS in the Management of Medical Emergencies — EASy-PDA for Peri-Intubation

Continue the Conversation Video Learning Series, American Society of Anesthesiologists (ASA)

Virtual

Live Demonstration — Cardiac Views

17th Asian Australian Congress of Anaesthesiologists (AACA) 2026

Bangkok, Thailand

Panel: POCUS Across the Perioperative Spectrum — The Role of POCUS in Cardiac Arrest

17th Asian Australian Congress of Anaesthesiologists (AACA) 2026

Bangkok, Thailand

POCUS in the Physiologically Difficult Airway

5th International POCUS Bangkok, Mahidol University

Bangkok, Thailand

2025

Incorporating POCUS in Cardiac Arrest: The EASy-ALS Protocol — Inaugurating Panel

50th Annual Regional Anesthesiology & Acute Pain Medicine Meeting (ASRA)

Orlando, Florida

Easy POCUS Techniques for ACLS Mastery (PBLD-13)

50th Annual ASRA Meeting

Orlando, Florida

Innovative Approaches to POCUS Training — Learn It the EASy Way

2025 IARS & SOCCA Annual Meeting

Honolulu, Hawaii

Emergency Airway Management Outside the OR — Optimizing Hemodynamics: Is It All Hocus POCUS?

2025 IARS & SOCCA Annual Meeting

Honolulu, Hawaii

FOCUSED Approach to Resuscitation of Septic Patients with Chronic Cardiac Disease

2025 Critical Care Congress, SCCM

Orlando, Florida

Ultrasound Support for Resuscitation in Sepsis and Septic Shock: The EASy Phenotypes

Harvard / Mayo Clinic Critical Care Echocardiography Consortium

Virtual

2024

From Beats to EASy: Mastering Subcostal Cardiac Ultrasound (Panel P-18)

Postgraduate Assembly in Anesthesiology PGA78

New York, New York

POCUS Uprising: Embracing Devices and AI in Modern Medicine (Moderator)

Postgraduate Assembly in Anesthesiology PGA78

New York, New York

The Physiologically Difficult Airway — Implementing EASy POCUS

9th Annual International Anesthesia and Critical Care Conference

Misrata, Libya

POCUS Uprising — Embracing Handheld Devices and AI in Modern Medicine

39th African Francophone International Anesthesiology Conference

Tunis, Tunisia

Mastering the Subcostal Cardiac View

4th Annual International Anesthesia and Acute Care Conference

Abu Dhabi, UAE

The EASy Hemodynamic Phenotypes in Sepsis and Septic Shock

Critical Care Ultrasound & Echocardiography Summit, Utah Thoracic Society

Snowbird, Utah

Be FOCUSED: Ultrasound Support for Resuscitation in Sepsis and Septic Shock

2024 Critical Care Congress, SCCM

Phoenix, Arizona

2023

Isn't Focused Cardiac Ultrasound Hard to Learn? Not If You Learn It the EASy Way! (Panel-16)

Postgraduate Assembly in Anesthesiology PGA77

New York, New York

Subcostal Cardiac Imaging and IVC Assessment

Advanced Perioperative POCUS Course, ASRA

San Francisco, California

The EASy Hemodynamic Phenotypes in Sepsis and Septic Shock

3rd Annual International Anesthesia and Acute Care Conference

Abu Dhabi, UAE

A Pathway to POCUS Quality Assurance (Moderator & Presenter)

2023 Critical Care Congress, SCCM

San Francisco, California

POCUS in Cardiac Arrest — International Grand Rounds

Semmelweis University, Dept. of Anaesthesiology and Intensive Therapy

Budapest, Hungary

2022

Why the Generalist Should Learn POCUS — The Cardiac Patient Undergoing Non-Cardiac Surgery (Panel-29)

Postgraduate Assembly in Anesthesiology PGA76

New York, New York

Establishing a Perioperative POCUS Service and Billing

ASA Anesthesiology Annual Meeting

New Orleans, Louisiana

2021

Addition of Standardized Focused Critical Care Echocardiography to Fellowship Training: A Multi-Center Prospective Study (Oral Presentation)

SOCCA 2021 Annual Meeting

Virtual

Focused Echocardiography During Advanced Cardiac Life Support

Introduction to Perioperative POCUS Course, ASRA

Chicago, Illinois

2019

Ventricular Size and Function Assessment — Cardiac Applications of POCUS Workshop

17th International Symposium for Ultrasound in Regional Anesthesia (ISURA)

Manila, Philippines

Lung Ultrasound — Non-Cardiac Applications of POCUS Workshop

17th International Symposium for Ultrasound in Regional Anesthesia (ISURA)

Manila, Philippines

About EASy POCUS Research

The EASy POCUS platform is built on peer-reviewed research and validation studies demonstrating the clinical utility of subxiphoid echocardiography and hemodynamic phenotyping in critical care. For research collaborations and ongoing studies, please visit the contact page.