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Luna Chen Ragsdale

Clinical Faculty in the Department of Emergency Medicine
Emergency Medicine
Box 3096 Med Ctr, Durham, NC 27710
1668W HAFS Bldg, Durham, NC 27710

Selected Publications


A Model for Developing Subspecialty Clinical Practice Guidelines: The Geriatric Emergency Department Guidelines 2.0.

Journal Article J Am Coll Emerg Physicians Open · December 2025 The original consensus-based Geriatric Emergency Department (GED) Guidelines, published in 2014, established a framework of core principles for delivering high-quality, age-appropriate emergency care for older adults. In response to significant advances in ... Full text Link to item Cite

Co-designed point-of-care ultrasound program development and implementation at a Veterans Affairs emergency department.

Journal Article Intern Emerg Med · April 25, 2025 Integrating point-of-care ultrasound (POCUS) into patient care requires a multifaceted culture change using a multi-pronged approach. A standardized implementation method is lacking for POCUS program sustainability. We developed a standardized training cur ... Full text Link to item Cite

A systematic review of interventions for persons living with dementia: The Geriatric ED Guidelines 2.0

Journal Article Academic Emergency Medicine · January 1, 2025 Background: The increasing prevalence of dementia poses significant challenges for emergency department (ED) care, as persons living with dementia (PLWD) more frequently experience adverse outcomes such as delirium, prolonged stays, and higher mortality ra ... Full text Cite

Risk factors and risk stratification approaches for delirium screening: A Geriatric Emergency Department Guidelines 2.0 systematic review.

Journal Article Acad Emerg Med · October 2024 OBJECTIVE: As part of the Geriatric Emergency Department (ED) Guidelines 2.0 project, we conducted a systematic review to find risk factors or risk stratification approaches that can be used to identify subsets of older adults who may benefit from targeted ... Full text Link to item Cite

A qualitative study of perceived barriers and facilitators to point-of-care ultrasound use among Veterans Affairs Emergency Department providers.

Journal Article PLoS One · 2024 Consistent point-of-care ultrasound (POCUS) use and retention is difficult to achieve, with prior studies citing a lack of provider training, credentialed ultrasound users, and image review as contributing factors. We aimed to assess user feedback on a POC ... Full text Open Access Link to item Cite

Telehealth for geriatric post-emergency department visits to promote age-friendly care.

Journal Article Health Serv Res · February 2023 OBJECTIVE: To describe a feasibility pilot study for older adults that addresses the digital divide, unmet health care needs, and the 4Ms of Age-Friendly Health Systems via the emergency department (ED) follow-up home visits supported by telehealth. DATA S ... Full text Link to item Cite

Care transitions and social needs: A Geriatric Emergency care Applied Research (GEAR) Network scoping review and consensus statement.

Journal Article Acad Emerg Med · December 2021 OBJECTIVES: Individual-level social needs have been shown to substantially impact emergency department (ED) care transitions of older adults. The Geriatric Emergency care Applied Research (GEAR) Network aimed to identify care transition interventions, part ... Full text Link to item Cite

Cardiopulmonary Emergencies in Older Adults.

Journal Article Emerg Med Clin North Am · May 2021 Older adults are susceptible to serious illnesses, including atrial fibrillation, congestive heart failure, pneumonia, and pulmonary embolism. Atrial fibrillation is the most common arrhythmia in this age group and can cause complications such as thromboem ... Full text Link to item Cite

Research priorities for elder abuse screening and intervention: A Geriatric Emergency Care Applied Research (GEAR) network scoping review and consensus statement.

Journal Article J Elder Abuse Negl · 2021 The Geriatric Emergency Care Applied Research (GEAR) Network (1) conducted a scoping review of the current literature on the identification of and interventions to address elder abuse among patients receiving care in emergency departments and (2) used this ... Full text Open Access Link to item Cite

Emergency Department Interventions for Older Adults: A Systematic Review.

Journal Article J Am Geriatr Soc · July 2019 OBJECTIVES: To evaluate the effect of emergency department (ED) interventions on clinical, utilization, and care experience outcomes for older adults. DESIGN: A conceptual model informed, protocol-based systematic review. SETTING: Emergency Department (ED) ... Full text Link to item Cite

Randomized clinical trial of an emergency department observation syncope protocol versus routine inpatient admission.

Journal Article Ann Emerg Med · August 2014 STUDY OBJECTIVE: Older adults are frequently hospitalized from the emergency department (ED) after an episode of unexplained syncope. Current admission patterns are costly, with little evidence of benefit. We hypothesize that an ED observation syncope prot ... Full text Link to item Cite

Geriatric emergency department guidelines.

Journal Article Ann Emerg Med · May 2014 Full text Link to item Cite

Overtreatment of presumed urinary tract infection in older women presenting to the emergency department.

Journal Article J Am Geriatr Soc · May 2013 OBJECTIVES: To determine how often older women presenting to an emergency department (ED) are diagnosed with a urinary tract infection (UTI) without a positive urine culture and to investigate whether collecting urine by catheterization instead of clean ca ... Full text Link to item Cite

Health care utilization before and after an outpatient ED visit in older people.

Journal Article Am J Emerg Med · January 2012 BACKGROUND: Older adults in the United States receive a significant amount of care in the emergency department (ED), yet the associations between ED and other types of health care utilization have not been adequately studied in this population. OBJECTIVES: ... Full text Link to item Cite

Older patients' understanding of emergency department discharge information and its relationship with adverse outcomes.

Journal Article J Patient Saf · March 2011 OBJECTIVES: To describe older patients' understanding of emergency department (ED) discharge information and to explore the relationship between understanding of ED discharge information and adverse outcomes. METHODS: Telephone interviews were conducted wi ... Full text Link to item Cite

Acute Abdominal Pain in the Older Adult

Journal Article Emergency Medicine Clinics of North America · 2011 Abdominal pain in older adults is a concerning symptom common to a variety of diagnoses with high morbidity and mortality. Organizing the differential into categories based on pathology (inflammatory, obstructive, vascular, or other causes) provides a fram ... Full text Cite