Publications by authors named "Tommy Y. Kim"

Painless thyroiditis is a variant of thyroiditis without the typical neck pain and is otherwise similar to subacute thyroiditis, which is a known post-viral condition and has been associated with coronavirus disease 2019 (COVID-19) infections. While it is usually self-limiting, it can lead to thyrotoxicosis that can predispose individuals to cardiac dysrhythmias, including atrial fibrillation. There has been a clear association between COVID-19 and subacute thyroiditis with a few case reports describing atrial fibrillation.

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Objective: The objective of this study was to describe changes in emergency department volumes after statewide lockdown in a network of hospitals across the United States during the COVID-19 global pandemic.

Methods: A retrospective study was performed utilizing data on daily volumes across multiple emergency departments from a centralized data warehouse from a private for-profit hospital system during the COVID-19 pandemic. The mean daily volumes of 148 emergency departments were evaluated across 16 states in relation to each state's governmental statewide lockdown orders.

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Unlabelled: Intussusception is the telescoping of bowel into an adjacent segment of bowel and has an associated risk for bowel ischemia and perforation. The classic triad of abdominal pain, blood in stool, and an abdominal mass is present in less than 40% of pediatric cases and is less common in older children.1 Ultrasound has a high sensitivity and specificity for the diagnosis of intussusception, and once diagnosed, treatment modalities include reduction by either ultrasound or fluoroscopic guided air or hydrostatic enema.

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Introduction The treatments and prognosis of bacterial meningitis differ greatly from those of aseptic meningitis, making early identification and differentiation essential. Several different clinical prediction rules have been developed to distinguish bacterial meningitis from aseptic meningitis. We sought to validate one clinical prediction rule for pediatric patients utilizing a centralized data warehouse that collects daily data from 184 hospitals across the United States.

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Case Presentation: A 13-year-old male presented with right knee pain and swelling from a basketball injury. The right knee exam demonstrated minimal swelling, decreased range of motion secondary to pain, and generalized tenderness. A radiograph of the right knee revealed a tibial spine fracture.

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Hyperbilirubinemia is one the most common reasons for emergency department visits for the neonate. Most cases of unconjugated hyperbilirubinemia are benign. Although rare, unrecognized or untreated pathologic unconjugated hyperbilirubinemia can lead to the development of acute bilirubin encephalopathy and, ultimately, kernicterus.

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Introduction Overcrowding in the emergency department is a complex and challenging issue across the nation. The increasing number of patients seeking care in the emergency department leads to overcrowding and therefore decreased available rooms and slower throughput. As part of a quality improvement project to improve throughput, we implemented a policy encouraging the discharge of non-emergent patients directly from triage.

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Objectives: There are limited studies with varying results evaluating the rate of hospitalizations of pediatric patients tested for COVID-19 in the United States. More information in the pediatric COVID-19 literature is needed. The objective of this study was to describe the rates of positive tests, hospitalization, severe disease, and mortality for COVID-19 in children.

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Introduction: Lymphadenopathy is a common physical finding often associated with an infectious etiology. We present a case of a patient with generalized cervical and supraclavicular lymphadenopathy diagnosed with a rare malignancy. Health care providers should be aware of some uncommon historical or physical examination findings that warrant further investigation.

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Infants, children, and adolescents are at increased risk for heat-related illness due to their inability to remove themselves from dangerous environments. Evidence shows that morbidity and mortality from heat illness is related to the length of time core temperature is elevated, so rapid reduction and accurate serial measurements are crucial to prevention of organ system damage and death. The primary methods of patient cooling are conduction (ice-water immersion, cold packs) and convection (moisture and moving air).

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Minor cervical spine injury is a common cause of pediatric emergency department visits. We present a case of a 10-year-old boy with transient paresthesia after minor cervical trauma found to have a rare cervical spine abnormality requiring surgical fusion. We present and discuss the management options for os odontoideum.

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Vomiting accounts for up to 36% of neonatal visits to the emergency department. The causes of vomiting can range from benign to life-threatening. Evidence to guide the diagnosis and management of neonatal vomiting in the emergency department is limited.

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Upper gastrointestinal bleeding is an uncommon problem in pediatric patients, accounting for 0.2% of complaints in children presenting to the emergency department. Managing children suspected of having an upper gastrointestinal bleed can be anxiety-provoking, as the differential diagnosis includes a range of benign to life-threatening conditions with the potential for significant morbidity and mortality if management is delayed.

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Objectives: We sought to describe the doses of propofol used for sedation in our pediatric emergency department, along with the range of procedures performed under propofol sedation. We also planned to describe clinically important physiologic changes seen and physician satisfaction with propofol at the doses observed.

Methods: This was a prospective observational case series.

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Introduction: The objective of our study was to estimate the incidence of prescribing medication errors specifically made by a trainee and identify factors associated with these errors during the simulated resuscitation of a critically ill child.

Methods: The results of the simulated resuscitation are described. We analyzed data from the simulated resuscitation for the occurrence of a prescribing medication error.

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Objectives: We compared the accuracy of a conceptually simple pediatric weight estimation technique, the finger counting method, with other commonly used methods.

Methods: We prospectively collected cross-sectional data on a convenience sample of 207 children aged 1 to 9 presenting to our pediatric emergency department. Bland-Altman plots were constructed to compare the finger counting method to the Broselow tape method, parental estimate, the Luscombe formula, and the advanced pediatric life support (APLS) formula.

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Objective: To determine the incidence of serious bacterial infections in febrile children with sickle cell disease and to describe the outcomes of children discharged from the pediatric emergency department.

Methods: We conducted a retrospective chart review of 188 febrile patients with sickle cell disease presenting to our pediatric emergency department over a 10-year period. Serious bacterial infection was defined as bacteremia, meningitis, urinary tract infection, osteomyelitis, or pneumonia.

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Sports injuries involving the hip and groin are common. Special consideration must be given to musculoskeletal injuries in children and adolescents as their immature skeletons have growth plates that are relatively weaker than the tendons and ossified bone to which they connect. We present a case of an adolescent athlete with acute-onset groin pain who was found to have an avulsion fracture of the lesser trochanter.

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Objectives: Our study attempted to evaluate the effects of major sporting events on the census of a pediatric emergency department (ED) in the United States specifically related to the National Football League Super Bowl, National Basketball Association (NBA) Finals, and Major League Baseball World Series.

Methods: We performed a retrospective data analysis of our pediatric ED census on the number of visits during major sporting events over a 5-year period. Data during the same period 1 week after the major sporting event were collected for comparison as the control.

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Objectives: Premature infants are at higher risk of developing serious bacterial infections (SBI). However, the incidence of SBI in ex-premature infants presenting to the emergency department (ED) remains undetermined. The objective of this study is to examine the incidence of SBI in ex-premature infants with a postconceptional age of less than 48 weeks presenting to a pediatric ED.

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Introduction: A transcutaneous ultrasound monitor has recently been developed which noninvasively and quickly measures cardiac output. Validity and reliability testing has been reported in adults. No reliability testing has been undertaken in the pediatric population.

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Objectives: Many parents of children with ventriculoperitoneal shunts present to the emergency department for evaluation of a possible shunt malfunction. No study to date has evaluated their ability to predict a shunt malfunction. Our study objective was to evaluate parents' accuracy for predicting a shunt malfunction in their child.

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Objective: There are few reports in the medical literature describing removal of a coin from the upper esophageal tract of a child by an emergency physician. However, given the nature of their training and practice, emergency physicians are well suited to perform this common procedure. We describe our experience with this procedure.

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Objectives: Pediatric patients with cerebrospinal fluid shunts frequently present to the emergency department for evaluation of possible shunt malfunction. Most shunt studies appear in the neurosurgical literature. To our knowledge, none have reviewed presenting signs and symptoms of shunt malfunction in patients who present to the pediatric emergency department.

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