Publications by authors named "R C Kwun"

Background: The COVID-19 pandemic exacerbated the nursing shortage, which is predicted to continue to worsen with significant numbers of nurses planning to retire within the next 5 years. There remains a lack of published information regarding recommended interventions for emergency departments (EDs) facing a sudden nursing shortage.

Methods: We queried emergency department leaders from the American College of Emergency Physicians to examine the impact of nursing shortages on EDs and to gather real-world interventions employed to mitigate the effects of the shortage.

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Acute onset of a cold, painful leg, also known as acute limb ischemia, describes the sudden loss of perfusion to the lower extremity and carries significant risk of morbidity and mortality. Acute limb ischemia requires rapid identification and the management of suspected vascular compromise and is inherently driven by clinical considerations. The objectives of initial imaging include confirmation of diagnosis, identifying the location and extent of vascular occlusion, and preprocedural/presurgical planning.

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Acute pyelonephritis (APN) is a severe urinary tract infection (UTI) that has the potential to cause sepsis, shock, and death. In the majority of patients, uncomplicated APN is diagnosed clinically and is responsive to treatment with appropriate antibiotics. In patients who are high risk or when treatment is delayed, microabscesses may coalesce to form an acute renal abscess.

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Bleeding is the most common complication of anticoagulant use. The evaluation and management of the bleeding patient is a core competency of emergency medicine. As the prevalence of patients receiving anticoagulant agents and variety of anticoagulants with different mechanisms of action, pharmacokinetics, indications, and corresponding reversal agents increase, physicians and other clinicians working in the emergency department require a current and nuanced understanding of how best to assess, treat, and reverse anticoagulated patients.

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