Publications by authors named "Angela Tang"

Introduction: In the United States, the older adult population is growing faster than the geriatrics-trained healthcare workforce. The primary objective of this study was to determine the top factors that increase or decrease pharmacy student interest in seeking a career in geriatrics.

Methods: A 23-item survey was disseminated to 611 first- through fourth-year pharmacy students.

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Article Synopsis
  • * A study utilizing a 146-question online survey revealed significant links between greater symptom persistence and higher rates of medical comorbidities, developmental diagnoses, and specific exacerbating factors like infections and environmental triggers.
  • * Higher symptom persistence was also tied to increased severity of various symptoms, reduced effectiveness of treatments (like intravenous immunoglobulin), and challenges with school attendance, indicating a complex interplay of factors affecting the condition.
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Pediatric acute-onset neuropsychiatric syndrome (PANS) presents with abrupt neuropsychiatric symptoms, often after an immunologic trigger. A 2017 survey of 698 subjects found diagnostic delays to be associated with recurrences, suggesting that timely care impacts course. This secondary analysis explores the impact of barriers to care on symptom persistence.

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Carbon dioxide (CO) uptake by plant photosynthesis, referred to as gross primary production (GPP) at the ecosystem level, is sensitive to environmental factors, including pollutant exposure, pollutant uptake, and changes in the scattering of solar shortwave irradiance (SW) - the energy source for photosynthesis. The 2020 spring lockdown due to COVID-19 resulted in improved air quality and atmospheric transparency, providing a unique opportunity to assess the impact of air pollutants on terrestrial ecosystem functioning. However, detecting these effects can be challenging as GPP is influenced by other meteorological drivers and management practices.

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Introduction: Pediatric acute-onset neuropsychiatric syndrome (PANS) and pediatric autoimmune neuropsychiatric disorder associated with streptococcal infections (PANDAS) are severe but highly treatable postinfectious inflammatory brain conditions. Despite published diagnostic and treatment guidelines for this condition, there are long delays in obtaining appropriate care. The reasons for these delays are poorly understood.

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Wetland methane (CH) emissions ([Formula: see text]) are important in global carbon budgets and climate change assessments. Currently, [Formula: see text] projections rely on prescribed static temperature sensitivity that varies among biogeochemical models. Meta-analyses have proposed a consistent [Formula: see text] temperature dependence across spatial scales for use in models; however, site-level studies demonstrate that [Formula: see text] are often controlled by factors beyond temperature.

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Article Synopsis
  • A study in Sarawak, Malaysia measured carbon dioxide (CO2) exchange in tropical peat swamp forests over four years using the eddy covariance technique, revealing varied CO2 fluxes by season and year.* -
  • Initially, the forest showed a small carbon uptake during the rainy season in early 2011, but throughout the following years, it consistently emitted more carbon than it absorbed, particularly during the rainy season.* -
  • The findings challenge the idea that tropical peat forests are always carbon sinks, indicating instead that they were net sources of CO2, with ecosystem productivity linked to vapor pressure deficit (VPD), which could decrease the forest's carbon-sequestering ability in the future.*
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Background: Since the identification of the first 2 Candida auris cases in Chicago, Illinois, in 2016, ongoing spread has been documented in the Chicago area. We describe C. auris emergence in high-acuity, long-term healthcare facilities and present a case study of public health response to C.

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Tropical rainforests control the exchange of water and energy between the land surface and the atmosphere near the equator and thus play an important role in the global climate system. Measurements of latent (LE) and sensible heat exchange (H) have not been synthesized across global tropical rainforests to date, which can help place observations from individual tropical forests in a global context. We measured LE and H for four years in a tropical peat forest ecosystem in Sarawak, Malaysian Borneo using eddy covariance, and hypothesize that the study ecosystem will exhibit less seasonal variability in turbulent fluxes than other tropical ecosystems as soil water is not expected to be limiting in a tropical forested wetland.

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Background: Common arterial trunk (CAT) is a rare anomaly with a spectrum of pathology. We sought to identify current trends and factors associated with postnatal outcomes.

Methods: This was a single-centre review including 153 live births with planned surgery.

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Objectives: This study evaluated the efficacy of a thiourethane(TU)-modified silane agent in improving properties in filled composites.

Methods: The TU-silane agent was synthesized by combining 1,3-bis(1-isocyanato-1-methylethyl)benzene and 3-(triethoxysilyl)propyl isocyanate with trimethylol-tris-3-mercaptopropionate (TMP), at 1:2 isocyanate:thiol, leaving pendant thiol and alkoxy silane groups. Barium glass fillers (1μm average particle size) were functionalized with 5wt% TU-silane in an acidic ethanol solution.

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Background: In 2013, New Delhi metallo-β-lactamase (NDM)-producing Escherichia coli, a type of carbapenem-resistant Enterobacteriaceae uncommon in the United States, was identified in a tertiary care hospital (hospital A) in northeastern Illinois. The outbreak was traced to a contaminated duodenoscope. Patient-sharing patterns can be described through social network analysis and ego networks, which could be used to identify hospitals most likely to accept patients from a hospital with an outbreak.

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In response to clusters of carbapenem-resistant Enterobacteriaceae (CRE) in Illinois, USA, the Illinois Department of Public Health and the Centers for Disease Control and Prevention Chicago Prevention Epicenter launched a statewide Web-based registry designed for bidirectional data exchange among health care facilities. CRE occurrences are entered and searchable in the system, enabling interfacility communication of patient information. For rapid notification of facilities, admission feeds are automated.

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Background: As compared with individual tablets, saxagliptin/metformin immediate release (IR) fixed-dose combination (FDC) tablets offer the potential for increased convenience, compliance, and adherence for patients requiring combination therapy.

Objectives: Two bioequivalence studies assessed the fed-state and the fasted-state bioequivalence of saxagliptin/metformin IR 2.5 mg/500 mg FDC (study 1) and saxagliptin/metformin IR 2.

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Background And Objectives: As compared with individual tablets, saxagliptin/metformin extended-release (XR) fixed-dose combination (FDC) tablets offer potential for increased patient compliance with the convenience of once-daily dosing. Two bioequivalence studies assessed the fed-state bioequivalence of saxagliptin/metformin XR 5 mg/500 mg FDC (study 1) and saxagliptin/metformin XR 5 mg/1000 mg FDC (study 2) relative to the same dosage strengths of individual component tablets administered concurrently. The effect of food on saxagliptin and metformin pharmacokinetics from the saxagliptin/metformin XR 5 mg/500 mg FDC and their steady-state pharmacokinetics from the saxagliptin/metformin XR 5 mg/1000 mg were also investigated.

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Background And Objective: Patients with type 2 diabetes mellitus often have impaired renal function or may have impaired hepatic function, which can pose significant safety and tolerability issues for antihyperglycaemic pharmacotherapies. Therefore, the pharmacokinetics and tolerability of saxagliptin and its pharmacologically active metabolite, 5-hydroxy saxagliptin, in nondiabetic subjects with mild, moderate or severe renal or hepatic impairment, or end-stage renal disease (ESRD) were compared with saxagliptin and metabolite pharmacokinetics and tolerability in healthy adult subjects.

Methods: Two open-label, parallel-group, single-dose studies were conducted.

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Background: Community-acquired, methicillin-resistant Staphylococcus aureus (MRSA) infections are on the rise among patients without risk factors for resistant microorganisms. A new, serious community-acquired MRSA manifestation, postpartum iliopsoas pyomyositis is described.

Case: A 24-year-old Hispanic female presented with back pain 9 days after a normal vaginal delivery.

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Autosomal dominant polycystic kidney disease (ADPKD) is a common inherited disorder often complicated by cyst infection. Treatment becomes particularly challenging when the culprit organism is resistant to antibiotics known to sufficiently penetrate cysts. We present the case of a patient with ADPKD and suspected cyst infection caused by group B streptococcus who was treated successfully with levofloxacin and ampicillin.

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Background: Necrotizing fasciitis is a life-threatening infection requiring urgent surgical and medical therapy. Staphylococcus aureus has been a very uncommon cause of necrotizing fasciitis, but we have recently noted an alarming number of these infections caused by community-associated methicillin-resistant S. aureus (MRSA).

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In the past few years, notable advances have occurred in our understanding of the epidemiology and clinical importance of drug resistance among uropathogens that cause uncomplicated urinary tract infections (UTIs) or cystitis. Guidelines recommend trimethoprim-sulfamethoxazole for empirical treatment of uncomplicated UTI unless trimethoprim-sulfamethoxazole resistance in a community exceeds 10% to 20%. The rationale for this 10% to 20% cutoff appears to be related to clinical and economical considerations and to concerns about the emergence of fluoroquinolone-resistant bacteria.

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A practical guide to anaphylaxis.

Am Fam Physician

October 2003

Anaphylaxis is a life-threatening reaction with respiratory, cardiovascular, cutaneous, or gastrointestinal manifestations resulting from exposure to an offending agent, usually a food, insect sting, medication, or physical factor. It causes approximately 1,500 deaths in the United States annually. Occasionally, anaphylaxis can be confused with septic or other forms of shock, asthma, airway foreign body, panic attack, or other entities.

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