Publications by authors named "Jennifer H Chao"

Background: Febrile neonates undergo lumbar puncture (LP), empiric antibiotic administration, and admission for increased risk of invasive bacterial infection (IBI), defined as bacteremia and meningitis.

Objective: Measure IBI prevalence in febrile neonates, and operating characteristics of Rochester Criteria (RC), Yale Observation Scale (YOS) score, and demographics as a low-risk screening tool.

Methods: Secondary analysis of healthy febrile infants < 60 days old presenting to any of 26 emergency departments in the Pediatric Emergency Care Applied Research Network between December 2008 and May 2013.

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A chest radiograph (CXR) is not routinely indicated in children presenting with their first episode of wheezing; however, it continues to be overused. A survey was distributed electronically to determine what trainees are taught and their current practice of obtaining a CXR in children presenting with their first episode of wheezing and the factors that influence this practice. Of the 1513 trainees who completed surveys, 35.

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Background: Routine use of chest X-ray (CXR) in pediatric patients presenting with their first episode of wheezing was recommended by many authors. Although recent studies conclude that a CXR is not routinely indicated in these children, there continues to be reports of overuse.

Objective: To examine the attitudes of practicing physicians in ordering CXRs in pediatric patients presenting with their first episode of wheezing to an emergency department (ED) and the factors that influence this practice by surveying ED physicians.

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Background: Partial thickness burns are the most common form of thermal burns. Traditionally, dressing for these burns is simple gauze with silver sulfadiazine (SSD) changed on a daily basis. Foam dressings have been proposed to offer the advantage of requiring less frequent dressing change and better absorption of exudates.

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Spontaneous colon perforation is a known complication of vascular Ehlers-Danlos syndrome (vEDS) in the pediatric age group. The diagnosis of vEDS is often missed until the child presents to the pediatric emergency room with a complication like spontaneous arterial or colon rupture. These patients require immediate imaging and surgical attention to decrease morbidity and mortality.

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Aim: To determine the prevalence of (CT) and (GC) in young men seeking care in the emergency department (ED) for non-sexually transmitted infection (STI) related symptoms.

Methods: This was a prospective, cross-sectional study in an urban ED. The main outcome was the rate of positive CT and GC on urine nucleic acid amplification testing in males aged 16-21 presenting with non-STI related complaints.

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Sickle cell disease is a chronic hematologic disease with a variety of acute, and often recurring, complications. Vaso-occlusive crisis, a unique but common presentation in sickle cell disease, can be challenging to manage. Acute chest syndrome is the leading cause of death in patients with sickle cell disease, occurring in more than half of patients who are hospitalized with a vaso-occlusive crisis.

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Ultrasound is the initial diagnostic modality of choice for evaluation of pediatric appendicitis. We report a case that highlights the importance of pain control, distraction, focusing on the appearance of the appendix and the surrounding structures, the value of size cutoff points for appendicitis, and repeating ultrasound examinations to optimize yield.

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Sickle cell disease is a chronic hematologic disease with a variety of acute, and often recurring, complications. Vaso-occlusive crisis, a unique but common presentation in sickle cell disease, can be challenging to manage. Acute chest syndrome is the leading cause of death in patients with sickle cell disease, occurring in more than half of patients who are hospitalized with a vaso-occlusive crisis.

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Objective: The aim of this study was to assess whether increased time from emergency department (ED) triage to appendectomy is associated with a greater risk of children developing appendiceal perforation.

Methods: We performed a multicenter retrospective cohort study of children younger than 18 years hospitalized with appendicitis. To avoid enrolling patients who had perforated prior to ED arrival, we included only children who had a computed tomography (CT) scan demonstrating nonperforated appendicitis.

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Background: An abnormal chest X-ray (CXR) inconsistent with simple bronchiolitis is found in 7%-23% of cases. Despite national guidelines stating "current evidence does not support routine radiography in children with bronchiolitis"; the use of CXR in these patients remains high. Inappropriate use of CXR not only exposes children to excess radiation, but also increases medical costs.

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Objective: The aim of this study was to determine whether patient volume in an urban pediatric emergency department (ED) can be predicted based on holidays and thus aid in staffing and resource allocation.

Methods: Log-in dates and times were obtained for all patients seen in an urban pediatric ED between July 1, 2006, and June 30, 2013. Visits were coded for the day of the week, tour (ie, shift), and season and whether they occurred on a holiday or nonholiday.

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Point-of-care ultrasound is fast becoming a routine diagnostic tool in the pediatric emergency department, including in resource-limited settings. We describe a case where a patient was initially diagnosed with intussusception and admitted to a hospital. While serving as a patient model for a point-of-care ultrasound course, he was found to have a liver abscess.

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Posterior urethral valves are the most common cause of urinary obstruction in male children. Presentations of posterior urethral valves beyond the neonatal period include urinary tract infection, abdominal mass, renal failure,diminished urinary stream, crying during micturition,incontinence, dysuria, hematuria, or failure to thrive. Early diagnosis is imperative because early surgical relief of the obstruction is believed to help prevent the progression to endstage renal disease.

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We report 2 cases of spontaneous pneumomediastinum (SPM) with clinical presentations similar to pericarditis, including positional chest pain, tachycardia, a precordial rub, and electrocardiographic changes. Chest radiography is the most commonly used imaging modality for diagnosis, but the findings may be subtle. In select patients, a more extensive diagnostic approach is warranted.

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Objective: This study compared parental adherence to delayed antibiotic therapy for acute otitis media with and without a written prescription in a pediatric emergency department.

Patients And Methods: Children aged 2 to 12 years who met criteria for delayed antibiotic treatment were randomly assigned to observation therapy with or without a prescription. Patients randomly assigned to observation therapy without prescription were instructed to seek follow-up care if symptoms persisted for 2 to 3 days.

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