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Full-Text Articles in Medical Specialties

Disruption To Functional Networks In Neonates With Perinatal Brain Injury Predicts Motor Skills At 8 Months, Annika C Linke, Conor Wild, Leire Zubiaurre-Elorza, Charlotte Herzmann, Hester Duffy, Victor K Han, David S C Lee, Rhodri Cusack Jan 2018

Disruption To Functional Networks In Neonates With Perinatal Brain Injury Predicts Motor Skills At 8 Months, Annika C Linke, Conor Wild, Leire Zubiaurre-Elorza, Charlotte Herzmann, Hester Duffy, Victor K Han, David S C Lee, Rhodri Cusack

Paediatrics Publications

Objective

Functional connectivity magnetic resonance imaging (fcMRI) of neonates with perinatal brain injury could improve prediction of motor impairment before symptoms manifest, and establish how early brain organization relates to subsequent development. This cohort study is the first to describe and quantitatively assess functional brain networks and their relation to later motor skills in neonates with a diverse range of perinatal brain injuries.

Methods

Infants (n = 65, included in final analyses: n = 53) were recruited from the neonatal intensive care unit (NICU) and were stratified based on their age at birth (prematurevs. term), and on whether neuropathology …


Shared Genetic And Environmental Influences On Fear, Anxiety, Posttraumatic Stress, And Brain Morphometry, Chelsea Sawyers Jan 2018

Shared Genetic And Environmental Influences On Fear, Anxiety, Posttraumatic Stress, And Brain Morphometry, Chelsea Sawyers

Theses and Dissertations

Anxiety disorders (ADs) and stress-related disorders are some of the most common psychiatric disorders in the United States. Like other c0mplex psychiatric illness, genetics and neuroimaging research has focused on understanding their underlying neurobiology. Areas within the fear-network play important roles in threat perception, fear conditioning/learning, cognitive processing, and modulation of fear responses including contextual modulation and extinction and have been implicated in ADs as well as stress disorders such as posttraumatic stress disorder (PTSD). The primary gap in the current search for underlying biological mechanisms is in whether biomarkers associated with disorders share genetic influences with the disorders they …


Inter-Rater Agreement And Validity Of A Tackling Performance Assessment Scale In Youth American Football, Eric Schussler, Richard J. Jagacinski, Susan E. White, Ajit M. Chaudhari, John A. Buford, James A. Onate Jan 2018

Inter-Rater Agreement And Validity Of A Tackling Performance Assessment Scale In Youth American Football, Eric Schussler, Richard J. Jagacinski, Susan E. White, Ajit M. Chaudhari, John A. Buford, James A. Onate

Rehabilitation Sciences Faculty Publications

Background: Long term neurologic injury and concussion have been identified as risks from participation in American football. Altering tackling form has been recommended to reduce the risk of neurologic injury caused by head accelerations when tackling. The purpose of this research is to determine the inter-rater agreement and validity of the Qualitative Youth Tackling System (QYTS), a six-item feedback scale to correct tackling form, when utilized by novice and expert raters.

Hypothesis: Experienced raters will have higher levels of agreement with each other and with motion capture when compared to novice raters. Methods: Both novice and experienced raters viewed video …


Practice Survey: Adherence Monitoring And Intervention In Pediatric Gastroenterology And Hepatology., Michele H. Maddux, Shawna Ricks, Julie A. Bass, James F. Daniel, Ellen Carpenter, Kimberely Radford Jan 2018

Practice Survey: Adherence Monitoring And Intervention In Pediatric Gastroenterology And Hepatology., Michele H. Maddux, Shawna Ricks, Julie A. Bass, James F. Daniel, Ellen Carpenter, Kimberely Radford

Manuscripts, Articles, Book Chapters and Other Papers

Purpose: Despite significant medication nonadherence rates among youth with pediatric gastroenterology and hepatology disorders, little is known about current adherence practices in pediatric gastroenterology care. This study summarizes current practices surrounding adherence monitoring and intervention in pediatric gastrointestinal (GI) and hepatologic care in the USA.

Participants and methods: One hundred and fifty-four pediatric GI providers completed an online survey designed to examine current practices surrounding adherence monitoring and intervention, specific strategies used to monitor and treat poor adherence, and the barriers currently experienced in relation to adherence monitoring and intervention.

Results: Practices varied greatly in terms of when and how …


Risk Factors For Short- And Long-Term Outcomes In Children With Stec-Hus/D, Judith Sebestyen Vansickle, Tarak Srivastava, Uri S. Alon Jan 2018

Risk Factors For Short- And Long-Term Outcomes In Children With Stec-Hus/D, Judith Sebestyen Vansickle, Tarak Srivastava, Uri S. Alon

Manuscripts, Articles, Book Chapters and Other Papers

Background. Hemolytic uremic syndrome (HUS) is one of the common causes for acute kidney injury in childhood. Objective. The goals of our study were to identify risk factors for short-term complications and long-term outcomes of chronic kidney disease (CKD) in Shiga toxin-producing Escherichia coli (STEC)-HUS and other diarrhea positive (D+) HUS. Methods. Retrospective chart review was obtained of 58 pediatric patients treated for STEC-HUS and other D+ HUS between February 2002 and January 2011. Results. Thirty-three patients (56.9%) required dialysis. Dialysis was more likely initiated if a patient was a female (P < .012), oliguric (urine output < 0.5 mL/kg/h, P < .0005), or hemoglobin (HGB) level >10 g/dL …


Current Approaches And New Developments In The Pharmacological Management Of Tourette Syndrome., Julio Quezada, Keith A. Coffman Jan 2018

Current Approaches And New Developments In The Pharmacological Management Of Tourette Syndrome., Julio Quezada, Keith A. Coffman

Manuscripts, Articles, Book Chapters and Other Papers

Tourette syndrome (TS) is a neurodevelopmental disorder of unknown etiology characterized by spontaneous, involuntary movements and vocalizations called tics. Once thought to be rare, TS affects 0.3-1% of the population. Tics can cause physical discomfort, emotional distress, social difficulties, and can interfere with education and desired activities. The pharmacologic treatment of TS is particularly challenging, as currently the genetics, neurophysiology, and neuropathology of this disorder are still largely unknown. However, clinical experience gained from treating TS has helped us better understand its pathogenesis and, as a result, derive treatment options. The strongest data exist for the antipsychotic agents, both typical …


Use Of Caudal Epidural Catheter In A Child With Cerebral Palsy With Prior Posterior Spine (T1-Sacrum) Fusion., Divya Dixit, Mary C. Theroux, Kirk W. Dabney, Freeman Miller Jan 2018

Use Of Caudal Epidural Catheter In A Child With Cerebral Palsy With Prior Posterior Spine (T1-Sacrum) Fusion., Divya Dixit, Mary C. Theroux, Kirk W. Dabney, Freeman Miller

Department of Anesthesiology Faculty Papers

No abstract provided.


Vitamin E Status Is Inversely Associated With Risk Of Incident Tuberculosis Disease Among Household Contacts, Omowunmi Aibana, Molly F Franke, Chuan-Chin Huang, Jerome T Galea, Roger Calderon, Zibiao Zhang, Mercedes C Becerra, Emily R Smith, Carmen Contreras, Rosa Yataco, Leonid Lecca, Megan B Murray Jan 2018

Vitamin E Status Is Inversely Associated With Risk Of Incident Tuberculosis Disease Among Household Contacts, Omowunmi Aibana, Molly F Franke, Chuan-Chin Huang, Jerome T Galea, Roger Calderon, Zibiao Zhang, Mercedes C Becerra, Emily R Smith, Carmen Contreras, Rosa Yataco, Leonid Lecca, Megan B Murray

Faculty, Staff and Student Publications

BACKGROUND: Few studies have previously assessed how pre-existing vitamin E status is associated with risk of tuberculosis (TB) disease progression.

OBJECTIVE: We evaluated the association between baseline plasma concentrations of 3 vitamin E isomers (α-tocopherol, γ-tocopherol, and δ-tocopherol) and TB disease risk.

METHODS: We conducted a case-control study nested within a longitudinal cohort of household contacts (HHCs) of pulmonary TB cases in Lima, Peru. We defined cases as HHCs who developed active TB disease ≥15 d after the diagnosis of the index patient, and we matched each case to 4 control cases who did not develop active TB based on …


Canadian Guidelines For Controlled Pediatric Donation After Circulatory Determination Of Death-Summary Report, Matthew J Weiss, Laura Hornby, Bram Rochwerg, Michael Van Manen, Sonny Dhanani, V Ben Sivarajan, Amber Appleby, Mary Bennett, Daniel Buchman, Catherine Farrell, Aviva Goldberg, Rebecca Greenberg, Ram Singh, Thomas A Nakagawa, William Witteman, Jill Barter, Allon Beck, Kevin Coughlin, Alf Conradi, Cynthia Cupido, Rosanne Dawson, Anne Dipchand, Darren Freed, Karen Hornby, Valerie Langlois, Cheryl Mack, Meagan Mahoney, Deepak Manhas, Christopher Tomlinson, Samara Zavalkoff, Sam D Shemie Nov 2017

Canadian Guidelines For Controlled Pediatric Donation After Circulatory Determination Of Death-Summary Report, Matthew J Weiss, Laura Hornby, Bram Rochwerg, Michael Van Manen, Sonny Dhanani, V Ben Sivarajan, Amber Appleby, Mary Bennett, Daniel Buchman, Catherine Farrell, Aviva Goldberg, Rebecca Greenberg, Ram Singh, Thomas A Nakagawa, William Witteman, Jill Barter, Allon Beck, Kevin Coughlin, Alf Conradi, Cynthia Cupido, Rosanne Dawson, Anne Dipchand, Darren Freed, Karen Hornby, Valerie Langlois, Cheryl Mack, Meagan Mahoney, Deepak Manhas, Christopher Tomlinson, Samara Zavalkoff, Sam D Shemie

Paediatrics Publications

OBJECTIVES: Create trustworthy, rigorous, national clinical practice guidelines for the practice of pediatric donation after circulatory determination of death in Canada.

METHODS: We followed a process of clinical practice guideline development based on World Health Organization and Canadian Medical Association methods. This included application of Grading of Recommendations Assessment, Development, and Evaluation methodology. Questions requiring recommendations were generated based on 1) 2006 Canadian donation after circulatory determination of death guidelines (not pediatric specific), 2) a multidisciplinary symposium of national and international pediatric donation after circulatory determination of death leaders, and 3) a scoping review of the pediatric donation after circulatory …


Disparities In Rate, Triggers, And Management In Pediatric And Adult Cases Of Suspected Drug-Induced Anaphylaxis In Canada, Sofianne Gabrielli, Ann E Clarke, Harley Eisman, Judy Morris, Lawrence Joseph, Sebastien La Vieille, Peter Small, Rodrick Lim, Paul Enarson, Michal Zelcer, Edmond S Chan, Chris Mill, Moshe Ben-Shoshan Nov 2017

Disparities In Rate, Triggers, And Management In Pediatric And Adult Cases Of Suspected Drug-Induced Anaphylaxis In Canada, Sofianne Gabrielli, Ann E Clarke, Harley Eisman, Judy Morris, Lawrence Joseph, Sebastien La Vieille, Peter Small, Rodrick Lim, Paul Enarson, Michal Zelcer, Edmond S Chan, Chris Mill, Moshe Ben-Shoshan

Paediatrics Publications

Introduction

Data is sparse on drug-induced anaphylaxis (DIA) and there have not been studies assessing the differences in clinical characteristics and management of DIA between adults and children.

Objective

We assessed the percentage, diagnosis, and management of DIA among all anaphylaxis visits in three pediatric and one adult emergency departments (ED) across Canada.

Methods

Children presenting to the Montreal Children's Hospital (MCH), British Columbia Children's Hospital (BCCH), and Children's Hospital at London Health Sciences Center and adults presenting to Hôpital du Sacré-Coeur with anaphylaxis were recruited as part of the Cross-Canada Anaphylaxis Registry. A standardized data form documenting the reaction …


Multisite Evaluation Of The Bd Max Extended Enteric Bacterial Panel For Detection Of Yersinia Enterocolitica, Enterotoxigenic Escherichia Coli, Vibrio, And Plesiomonas Shigelloides From Stool Specimens., Patricia J Simner, Margret Oethinger, Kathleen A Stellrecht, Dylan R Pillai, Ram Yogev, Helene Leblond, Joel Mortensen Nov 2017

Multisite Evaluation Of The Bd Max Extended Enteric Bacterial Panel For Detection Of Yersinia Enterocolitica, Enterotoxigenic Escherichia Coli, Vibrio, And Plesiomonas Shigelloides From Stool Specimens., Patricia J Simner, Margret Oethinger, Kathleen A Stellrecht, Dylan R Pillai, Ram Yogev, Helene Leblond, Joel Mortensen

Articles, Abstracts, and Reports

The purpose of this study was to perform a multisite evaluation to establish the performance characteristics of the BD Max extended enteric bacterial panel (xEBP) assay directly from unpreserved or Cary-Blair-preserved stool specimens for the detection of Yersinia enterocolitica, enterotoxigenic Escherichia coli (ETEC), Vibrio, and Plesiomonas shigelloides The study included prospective, retrospective, and prepared contrived specimens from 6 clinical sites. BD Max xEBP results were compared to the reference method, which included standard culture techniques coupled with alternate PCR and sequencing, except for ETEC, for which the reference method was two alternate PCRs and sequencing. Alternate PCR was …


A Nationwide Study On The Prevalence Of Functional Gastrointestinal Disorders In School-Children., Miguel Saps, Jairo Enrique Moreno-Gomez, Carmen Rossy Ramírez-Hernández, John M. Rosen, C A. Velasco-Benitez Nov 2017

A Nationwide Study On The Prevalence Of Functional Gastrointestinal Disorders In School-Children., Miguel Saps, Jairo Enrique Moreno-Gomez, Carmen Rossy Ramírez-Hernández, John M. Rosen, C A. Velasco-Benitez

Manuscripts, Articles, Book Chapters and Other Papers

Introduction: Functional gastrointestinal disorders (FGIDs) are highly prevalent worldwide and are thought to result from the interplay of multiple factors that can vary from region to region. Nationwide studies can help understand the regional epidemiology and the pathogenesis of FGIDs. The objectives of this study were to determine the prevalence of FGIDs in school-children of Colombia and assess associated factors.

Methods: A cross-sectional study was carried out at twelve private and public schools in ten cities distributed through the four main geographic regions of Colombia. School-children completed a validated questionnaire to assess functional gastrointestinal disorders according to Rome III criteria. …


Diabetes Conflict Outstrips The Positive Impact Of Self-Efficacy On Youth Adherence And Glycemic Control In Type 1 Diabetes., Amy E. Noser, Lindsay Huffhines, Mark A. Clements, Susana R. Patton Nov 2017

Diabetes Conflict Outstrips The Positive Impact Of Self-Efficacy On Youth Adherence And Glycemic Control In Type 1 Diabetes., Amy E. Noser, Lindsay Huffhines, Mark A. Clements, Susana R. Patton

Manuscripts, Articles, Book Chapters and Other Papers

Objective: To examine whether self-efficacy buffers the deleterious consequences of diabetes-specific family conflict on self-monitoring blood glucose (SMBG) and glycated hemoglobin (HbA1c) in youth with type 1 diabetes mellitus (T1DM).

Methods: A total of 129 youth with T1DM (aged 10-16 years) completed measures of diabetes-specific family conflict and self-efficacy for diabetes management, and their blood glucose meter data and HbA1c were extracted from the electronic medical record. We preformed moderation analyses to examine whether self-efficacy moderated the association that diabetes-specific family conflict had with SMBG and HbA1c. We used simple slopes analyses to probe significant interactions.

Results: Our results indicated …


Usability Of A Smartphone Application To Support The Prevention And Early Intervention Of Anxiety In Youth, Ryan D. Stoll, Armando A. Pina, Kevin Gary, Ashish Amresh Nov 2017

Usability Of A Smartphone Application To Support The Prevention And Early Intervention Of Anxiety In Youth, Ryan D. Stoll, Armando A. Pina, Kevin Gary, Ashish Amresh

Publications

Anxiety disorders are among the most common psychiatric problems in youth, fail to spontaneously remit, and place some youth at risk for additional behavioral and emotional difficulties. Efforts to target anxiety have resulted in evidence-based interventions but the resulting prevention effects are relatively small, often weakening over time. Mobile health (mHealth) tools could be of use to strengthen the effects of anxiety prevention efforts. Although a large number of mHealth apps have been developed, few have been evaluated in terms of usability prior to clinical effectiveness testing. Because usability is one of the main barriers to mHealth usage and adoption, …


Ufm1 Founder Mutation In The Roma Population Causes Recessive Variant Of H-Abc., Eline M C Hamilton, Enrico Bertini, Luba Kalaydjieva, Bharti Morar, Dana Dojčáková, Adeline Vanderver, Recessive H-Abc Research Group. Oct 2017

Ufm1 Founder Mutation In The Roma Population Causes Recessive Variant Of H-Abc., Eline M C Hamilton, Enrico Bertini, Luba Kalaydjieva, Bharti Morar, Dana Dojčáková, Adeline Vanderver, Recessive H-Abc Research Group.

Neurology Faculty Publications

OBJECTIVE: To identify the gene defect in patients with hypomyelination with atrophy of the basal ganglia and cerebellum (H-ABC) who are negative for TUBB4A mutations.

METHODS: We performed homozygosity mapping and whole exome sequencing (WES) to detect the disease-causing variant. We used a Taqman assay for population screening. We developed a luciferase reporter construct to investigate the effect of the promoter mutation on expression.

RESULTS: Sixteen patients from 14 families from different countries fulfilling the MRI criteria for H-ABC exhibited a similar, severe clinical phenotype, including lack of development and a severe epileptic encephalopathy. The majority of patients had a …


Characterization Of Pulmonary Metastases In Children With Hepatoblastoma Treated On Children's Oncology Group Protocol Ahep0731 (The Treatment Of Children With All Stages Of Hepatoblastoma): A Report From The Children's Oncology Group., Allison F. O'Neill, Alexander J. Towbin, Mark D. Krailo, Caihong Xia, Yun Gao, M. Beth Mccarville, Rebecka L. Meyers, Eugene D. Mcgahren, Greg M. Tiao, Stephen P. Dunn, Max R. Langham, Christopher B. Weldon, Milton J. Finegold, Sarangarajan Ranganathan, Wayne L. Furman, Marcio Malogolowkin, Carlos Rodriguez-Galindo, Howard M. Katzenstein Oct 2017

Characterization Of Pulmonary Metastases In Children With Hepatoblastoma Treated On Children's Oncology Group Protocol Ahep0731 (The Treatment Of Children With All Stages Of Hepatoblastoma): A Report From The Children's Oncology Group., Allison F. O'Neill, Alexander J. Towbin, Mark D. Krailo, Caihong Xia, Yun Gao, M. Beth Mccarville, Rebecka L. Meyers, Eugene D. Mcgahren, Greg M. Tiao, Stephen P. Dunn, Max R. Langham, Christopher B. Weldon, Milton J. Finegold, Sarangarajan Ranganathan, Wayne L. Furman, Marcio Malogolowkin, Carlos Rodriguez-Galindo, Howard M. Katzenstein

Department of Pediatrics Faculty Papers

Purpose To determine whether the pattern of lung nodules in children with metastatic hepatoblastoma (HB) correlates with outcome. Methods Thirty-two patients with metastatic HB were enrolled on Children's Oncology Group Protocol AHEP0731 and treated with vincristine and irinotecan (VI). Responders to VI received two additional cycles of VI intermixed with six cycles of cisplatin/fluorouracil/vincristine/doxorubicin (C5VD), and nonresponders received six cycles of C5VD alone. Patients were imaged after every two cycles and at the conclusion of therapy. All computed tomography scans and pathology reports were centrally reviewed, and information was collected regarding lung nodule number, size, laterality, timing of resolution, and …


Tnf-Α Promotes Nuclear Enrichment Of The Transcription Factor Tonebp/Nfat5 To Selectively Control Inflammatory But Not Osmoregulatory Responses In Nucleus Pulposus Cells., Zariel I. Johnson, Alexandra C. Doolittle, Joseph W. Snuggs, Irving M. Shapiro, Christine L. Le Maitre, Makarand V. Risbud Oct 2017

Tnf-Α Promotes Nuclear Enrichment Of The Transcription Factor Tonebp/Nfat5 To Selectively Control Inflammatory But Not Osmoregulatory Responses In Nucleus Pulposus Cells., Zariel I. Johnson, Alexandra C. Doolittle, Joseph W. Snuggs, Irving M. Shapiro, Christine L. Le Maitre, Makarand V. Risbud

Department of Orthopaedic Surgery Faculty Papers

Intervertebral disc degeneration (IDD) causes chronic back pain and is linked to production of proinflammatory molecules by nucleus pulposus (NP) and other disc cells. Activation of tonicity-responsive enhancer-binding protein (TonEBP)/NFAT5 by non-osmotic stimuli, including proinflammatory molecules, occurs in cells involved in immune response. However, whether inflammatory stimuli activate TonEBP in NP cells and whether TonEBP controls inflammation during IDD is unknown. We show that TNF-α, but not IL-1β or LPS, promoted nuclear enrichment of TonEBP protein. However, TNF-α-mediated activation of TonEBP did not cause induction of osmoregulatory genes. RNA sequencing showed that 8.5% of TNF-α transcriptional responses were TonEBP-dependent and …


Missed Immunization Opportunities Among Children Under 5 Years Of Age Dwelling In Karachi City, Asif Khaliq, Sayeeda Amber Sayed, Syed Abdullah Hussaini, Kiran Azam, Mehak Qamar Oct 2017

Missed Immunization Opportunities Among Children Under 5 Years Of Age Dwelling In Karachi City, Asif Khaliq, Sayeeda Amber Sayed, Syed Abdullah Hussaini, Kiran Azam, Mehak Qamar

Department of Paediatrics and Child Health

Background: Immunization is the safest and effective measure for preventing and eradicating various communicable diseases. A glaring immunization gap exists between developing and industrialized countries towards immunization, because the developing countries including Pakistan are still striving to provide basic immunization to their children. The purpose of this study was to access the prevalence and factors of missing immunization among under 5-year children of Karachi.
Methods: A cross sectional study was conducted from June 2015 to October 2015 among different outpatient clinics of Karachi. Parents who had child less than 5 year of age were approached by non-probability purposive sampling. Data …


Oral Morphine Versus Ibuprofen Administered At Home For Postoperative Orthopedic Pain In Children: A Randomized Controlled Trial, Naveen Poonai, Natasha Datoo, Samina Ali, Megan Cashin, Amy L Drendel, Rongbo Zhu, Natasha Lepore, Michael Greff, Michael Rieder, Debra Bartley Oct 2017

Oral Morphine Versus Ibuprofen Administered At Home For Postoperative Orthopedic Pain In Children: A Randomized Controlled Trial, Naveen Poonai, Natasha Datoo, Samina Ali, Megan Cashin, Amy L Drendel, Rongbo Zhu, Natasha Lepore, Michael Greff, Michael Rieder, Debra Bartley

Paediatrics Publications

BACKGROUND: Oral morphine for postoperative pain after minor pediatric surgery, while increasingly popular, is not supported by evidence. We evaluated whether oral morphine was superior to ibuprofen for at-home management of children's postoperative pain.

METHODS: We conducted a randomized superiority trial comparing oral morphine (0.5 mg/kg) with ibuprofen (10 mg/kg) in children 5 to 17 years of age who had undergone minor outpatient orthopedic surgery (June 2013 to September 2016). Participants took up to 8 doses of the intervention drug every 6 hours as needed for pain at home. The primary outcome was pain, according to the Faces Pain Scale …


An Algorithmic Approach To Operative Management Of Complex Pediatric Dog Bites: 3-Year Review Of A Level I Regional Referral Pediatric Trauma Hospital, Kaveh Alizadeh, A Shayesteh, M Xu Oct 2017

An Algorithmic Approach To Operative Management Of Complex Pediatric Dog Bites: 3-Year Review Of A Level I Regional Referral Pediatric Trauma Hospital, Kaveh Alizadeh, A Shayesteh, M Xu

NYMC Faculty Publications

Background: Incidence of dog bites continues to rise among the pediatric population and serves as a public health threat for the well-being of children. Plastic surgeons are at the forefront of initial management and eventual outcome of these devastating injuries. This study set out to determine the nature of dog bite injuries treated over a 3-year period at a large level 1 pediatric trauma center. Methods: A retrospective review of emergency room records of all pediatric patients (age, 0-18 years old) who sustained dog bites between January 2012 and December 2014 were gathered. All details about age of patient, location …


Impact Of Vitamin A And Carotenoids On The Risk Of Tuberculosis Progression, Omowunmi Aibana, Molly F Franke, Chuan-Chin Huang, Jerome T Galea, Roger Calderon, Zibiao Zhang, Mercedes C Becerra, Emily R Smith, Alayne G Ronnenberg, Carmen Contreras, Rosa Yataco, Leonid Lecca, Megan B Murray Sep 2017

Impact Of Vitamin A And Carotenoids On The Risk Of Tuberculosis Progression, Omowunmi Aibana, Molly F Franke, Chuan-Chin Huang, Jerome T Galea, Roger Calderon, Zibiao Zhang, Mercedes C Becerra, Emily R Smith, Alayne G Ronnenberg, Carmen Contreras, Rosa Yataco, Leonid Lecca, Megan B Murray

Faculty, Staff and Student Publications

BACKGROUND: Low and deficient levels of vitamin A are common in low- and middle-income countries where tuberculosis burden is high. We assessed the impact of baseline levels of vitamin A and carotenoids on tuberculosis disease risk.

METHODS: We conducted a case-control study nested within a longitudinal cohort of household contacts (HHCs) of pulmonary tuberculosis case patients in Lima, Peru. We defined case patients as human immunodeficiency virus (HIV)-negative HHCs with blood samples in whom tuberculosis disease developed ≥15 days after enrollment of the index patient. For each case patient, we randomly selected 4 controls from among contacts in whom tuberculosis …


Long-Term Impact Of Changing Childhood Malnutrition On Rotavirus Diarrhoea: Two Decades Of Adjusted Association With Climate And Socio-Demographic Factors From Urban Bangladesh, Sumon Kumar Das, Mohammod Jobayer Chisti, Mohammad Habibur Rahman Sarker, Jui Das, Shawnawaz Ahmed, K. M. Shahunja, Shamsun Nahar, Nora Gibbons, Tahmeed Ahmed, Abu Syed Golam Faruque, Mustafizur Rahman, George J. Fuchs Iii, Abdullah Al Mamun, Peter John Baker Sep 2017

Long-Term Impact Of Changing Childhood Malnutrition On Rotavirus Diarrhoea: Two Decades Of Adjusted Association With Climate And Socio-Demographic Factors From Urban Bangladesh, Sumon Kumar Das, Mohammod Jobayer Chisti, Mohammad Habibur Rahman Sarker, Jui Das, Shawnawaz Ahmed, K. M. Shahunja, Shamsun Nahar, Nora Gibbons, Tahmeed Ahmed, Abu Syed Golam Faruque, Mustafizur Rahman, George J. Fuchs Iii, Abdullah Al Mamun, Peter John Baker

Pediatrics Faculty Publications

Background

There is strong association between childhood rotavirus, diarrhoea, climate factors and malnutrition. Conversely, a significant nutritional transition (reduced under-nutrition) with a concurrent increasing trend of rotavirus infection in last decade was also observed among under 5 children, especially in developing countries including Bangladesh. Considering the pathophysiology of rotavirus, there might be an interaction of this nutrition transition which plays a pivotal role in increasing rotavirus infection in addition to climate and other man-made factors in urban areas such as Dhaka, Bangladesh.

Methods

Relevant monthly data from 1993–2012 were extracted from the archive of the Diarrhoeal Disease Surveillance System of …


Therapeutic And Prognostic Implications Of Braf V600e In Pediatric Low-Grade Gliomas., Alvaro Lassaletta, Michal Zapotocky, Matthew Mistry, Vijay Ramaswamy, Marion Honnorat, Rahul Krishnatry, Ana Guerreiro Stucklin, Nataliya Zhukova, Anthony Arnoldo, Scott Ryall, Catriona Ling, Tara Mckeown, Jim Loukides, Ofelia Cruz, Carmen De Torres, Cheng-Ying Ho, Roger J Packer, Ruth Tatevossian, Ibrahim Qaddoumi, Julie H Harreld, James D Dalton, Jean Mulcahy-Levy, Nicholas Foreman, Matthias A Karajannis, Shiyang Wang, Matija Snuderl, Amulya Nageswara Rao, Caterina Giannini, Mark Kieran, Keith L Ligon, Maria Luisa Garre, Paolo Nozza, Samantha Mascelli, Alessandro Raso, Sabine Mueller, Theodore Nicolaides, Karen Silva, Romain Perbet, Alexandre Vasiljevic, Cécile Faure Conter, Didier Frappaz, Sarah Leary, Courtney Crane, Aden Chan, Ho-Keung Ng, Zhi-Feng Shi, Ying Mao, Elizabeth Finch, David Eisenstat, Bev Wilson, Anne Sophie Carret, Peter Hauser, David Sumerauer, Lenka Krskova, Valerie Larouche, Adam Fleming, Shayna Zelcer, Nada Jabado, James T Rutka, Peter Dirks, Michael D Taylor, Shiyi Chen, Ute Bartels, Annie Huang, David W Ellison, Eric Bouffet, Cynthia Hawkins, Uri Tabori Sep 2017

Therapeutic And Prognostic Implications Of Braf V600e In Pediatric Low-Grade Gliomas., Alvaro Lassaletta, Michal Zapotocky, Matthew Mistry, Vijay Ramaswamy, Marion Honnorat, Rahul Krishnatry, Ana Guerreiro Stucklin, Nataliya Zhukova, Anthony Arnoldo, Scott Ryall, Catriona Ling, Tara Mckeown, Jim Loukides, Ofelia Cruz, Carmen De Torres, Cheng-Ying Ho, Roger J Packer, Ruth Tatevossian, Ibrahim Qaddoumi, Julie H Harreld, James D Dalton, Jean Mulcahy-Levy, Nicholas Foreman, Matthias A Karajannis, Shiyang Wang, Matija Snuderl, Amulya Nageswara Rao, Caterina Giannini, Mark Kieran, Keith L Ligon, Maria Luisa Garre, Paolo Nozza, Samantha Mascelli, Alessandro Raso, Sabine Mueller, Theodore Nicolaides, Karen Silva, Romain Perbet, Alexandre Vasiljevic, Cécile Faure Conter, Didier Frappaz, Sarah Leary, Courtney Crane, Aden Chan, Ho-Keung Ng, Zhi-Feng Shi, Ying Mao, Elizabeth Finch, David Eisenstat, Bev Wilson, Anne Sophie Carret, Peter Hauser, David Sumerauer, Lenka Krskova, Valerie Larouche, Adam Fleming, Shayna Zelcer, Nada Jabado, James T Rutka, Peter Dirks, Michael D Taylor, Shiyi Chen, Ute Bartels, Annie Huang, David W Ellison, Eric Bouffet, Cynthia Hawkins, Uri Tabori

Paediatrics Publications

Purpose BRAF V600E is a potentially highly targetable mutation detected in a subset of pediatric low-grade gliomas (PLGGs). Its biologic and clinical effect within this diverse group of tumors remains unknown.

Patients and Methods A combined clinical and genetic institutional study of patients with PLGGs with long-term follow-up was performed (N = 510). Clinical and treatment data of patients with BRAF V600E mutated PLGG (n = 99) were compared with a large international independent cohort of patients with BRAF V600E mutated-PLGG (n = 180).

Results BRAF V600E mutation was detected in 69 of 405 patients (17%) with PLGG across a …


Effects Of Socioeconomic Status On Children With Well-Differentiated Thyroid Cancer., Evan F Garner, Ilan I Maizlin, Matthew B Dellinger, Kenneth W Gow, Melanie Goldfarb, Adam B Goldin, John J Doski, Monica Langer, Jed G Nuchtern, Sanjeev A Vasudevan, Mehul V Raval, Elizabeth A Beierle Sep 2017

Effects Of Socioeconomic Status On Children With Well-Differentiated Thyroid Cancer., Evan F Garner, Ilan I Maizlin, Matthew B Dellinger, Kenneth W Gow, Melanie Goldfarb, Adam B Goldin, John J Doski, Monica Langer, Jed G Nuchtern, Sanjeev A Vasudevan, Mehul V Raval, Elizabeth A Beierle

Articles, Abstracts, and Reports

BACKGROUND: Well-differentiated thyroid cancer is the most common endocrine malignancy in children. Adult literature has demonstrated socioeconomic disparities in patients undergoing thyroidectomy, but the effects of socioeconomic status on the management of pediatric well-differentiated thyroid cancer remains poorly understood.

METHODS: Patients ≤21 years of age with well-differentiated thyroid cancer remains were reviewed from the National Cancer Data Base. Three socioeconomic surrogate variables were identified: insurance type, median income, and educational quartile. Tumor characteristics, diagnostic intervals, and clinical outcomes were compared within each socioeconomic surrogate variable.

RESULTS: A total of 9,585 children with well-differentiated thyroid cancer remains were reviewed. In multivariate …


Incidence, Risks, And Types Of Infections In Pediatric Long-Term Care Facilities, Lisa Saiman, Philip Maykowski, Meghan Murray, Bevin Cohen, Natalie Neu, Gordon R. Hutcheon, Elaine Larson Sep 2017

Incidence, Risks, And Types Of Infections In Pediatric Long-Term Care Facilities, Lisa Saiman, Philip Maykowski, Meghan Murray, Bevin Cohen, Natalie Neu, Gordon R. Hutcheon, Elaine Larson

NYMC Faculty Publications

Importance: The population of infants, children, and adolescents cared for at pediatric long-term care facilities is increasing in complexity and size and thus consumes substantial health care resources. Infections are a significant cause of morbidity and mortality in this population, but few recent data describe their incidence and effects.

Objectives: To describe the types of infections diagnosed in residents of pediatric long-term care facilities, calculate infection rates, and identify risk factors for respiratory tract infections (RTIs).

Design, Setting, and Participants: This prospective cohort study, which was part of a larger trial called Keep It Clean for Kids, was conducted from …


Growth And Weight Gain In Children With Juvenile Idiopathic Arthritis: Results From The Reacch-Out Cohort., Jaime Guzman, Tristan Kerr, Leanne M Ward, Jinhui Ma, Kiem Oen, Alan M Rosenberg, Brian M Feldman, Gilles Boire, Kristin Houghton, Paul Dancey, Rosie Scuccimarri, Alessandra Bruns, Adam M Huber, Karen Watanabe Duffy, Natalie J Shiff, Roberta A Berard, Deborah M Levy, Elizabeth Stringer, Kimberly Morishita, Nicole Johnson, David A Cabral, Maggie Larché, Ross E Petty, Ronald M Laxer, Earl Silverman, Paivi Miettunen, Anne-Laure Chetaille, Elie Haddad, Lynn Spiegel, Stuart E Turvey, Heinrike Schmeling, Bianca Lang, Janet Ellsworth, Suzanne E Ramsey, Johannes Roth, Sarah Campillo, Susanne Benseler, Gaëlle Chédeville, Rayfel Schneider, Shirley M L Tse, Roxana Bolaria, Katherine Gross, Debbie Feldman, Bonnie Cameron, Roman Jurencak, Jean Dorval, Claire Leblanc, Claire St Cyr, Michele Gibbon, Rae S M Yeung, Ciarán M Duffy, Lori B Tucker Aug 2017

Growth And Weight Gain In Children With Juvenile Idiopathic Arthritis: Results From The Reacch-Out Cohort., Jaime Guzman, Tristan Kerr, Leanne M Ward, Jinhui Ma, Kiem Oen, Alan M Rosenberg, Brian M Feldman, Gilles Boire, Kristin Houghton, Paul Dancey, Rosie Scuccimarri, Alessandra Bruns, Adam M Huber, Karen Watanabe Duffy, Natalie J Shiff, Roberta A Berard, Deborah M Levy, Elizabeth Stringer, Kimberly Morishita, Nicole Johnson, David A Cabral, Maggie Larché, Ross E Petty, Ronald M Laxer, Earl Silverman, Paivi Miettunen, Anne-Laure Chetaille, Elie Haddad, Lynn Spiegel, Stuart E Turvey, Heinrike Schmeling, Bianca Lang, Janet Ellsworth, Suzanne E Ramsey, Johannes Roth, Sarah Campillo, Susanne Benseler, Gaëlle Chédeville, Rayfel Schneider, Shirley M L Tse, Roxana Bolaria, Katherine Gross, Debbie Feldman, Bonnie Cameron, Roman Jurencak, Jean Dorval, Claire Leblanc, Claire St Cyr, Michele Gibbon, Rae S M Yeung, Ciarán M Duffy, Lori B Tucker

Paediatrics Publications

BACKGROUND: With modern treatments, the effect of juvenile idiopathic arthritis (JIA) on growth may be less than previously reported. Our objective was to describe height, weight and body mass index (BMI) development in a contemporary JIA inception cohort.

METHODS: Canadian children newly-diagnosed with JIA 2005-2010 had weight and height measurements every 6 months for 2 years, then yearly up to 5 years. These measurements were used to calculate mean age- and sex-standardized Z-scores, and estimate prevalence and cumulative incidence of growth impairments, and the impact of disease activity and corticosteroids on growth.

RESULTS: One thousand one hundred forty seven children …


Strategies To Improve Interdisciplinary Communication In An Acute Care Inpatient Pediatric Unit, Sarah Thompson, Haley Pelletier, Barbara Bush Children's Hospital-Inpatient, Maine Medical Center, Suneela Nayak, Ruth Hanselman, Stephen Tyzik Aug 2017

Strategies To Improve Interdisciplinary Communication In An Acute Care Inpatient Pediatric Unit, Sarah Thompson, Haley Pelletier, Barbara Bush Children's Hospital-Inpatient, Maine Medical Center, Suneela Nayak, Ruth Hanselman, Stephen Tyzik

MaineHealth Maine Medical Center

Interdisciplinary patient rounding has been shown to improve patient and family satisfaction as well as reduce patient length of stay and readmission rates. In an acute care inpatient pediatric unit, baseline metrics demonstrated that 100% of the time, nursing was not included in these rounds thus resulting in sub optimal communication.

The goal of this performance improvement project was to attain increased nursing participation. Data collection demonstrated several reasons for lack of participation and corrective actions were instituted. After undertaking this KPI goal and utilizing operational excellence, 95% of the time, nurses were called to morning rounds with the medical …


Heterozygous De Novo Ubtf Gain-Of-Function Variant Is Associated With Neurodegeneration In Childhood., Simon Edvardson, Claudia M Nicolae, Pankaj B Agrawal, Cyril Mignot, Katelyn Payne, Asuri Narayan Prasad, Chitra Prasad, Laurie Sadler, Caroline Nava, Thomas E Mullen, Amber Begtrup, Berivan Baskin, Zöe Powis, Avraham Shaag, Boris Keren, George-Lucian Moldovan, Orly Elpeleg Aug 2017

Heterozygous De Novo Ubtf Gain-Of-Function Variant Is Associated With Neurodegeneration In Childhood., Simon Edvardson, Claudia M Nicolae, Pankaj B Agrawal, Cyril Mignot, Katelyn Payne, Asuri Narayan Prasad, Chitra Prasad, Laurie Sadler, Caroline Nava, Thomas E Mullen, Amber Begtrup, Berivan Baskin, Zöe Powis, Avraham Shaag, Boris Keren, George-Lucian Moldovan, Orly Elpeleg

Paediatrics Publications

Ribosomal RNA (rRNA) is transcribed from rDNA by RNA polymerase I (Pol I) to produce the 45S precursor of the 28S, 5.8S, and 18S rRNA components of the ribosome. Two transcription factors have been defined for Pol I in mammals, the selectivity factor SL1, and the upstream binding transcription factor (UBF), which interacts with the upstream control element to facilitate the assembly of the transcription initiation complex including SL1 and Pol I. In seven unrelated affected individuals, all suffering from developmental regression starting at 2.5-7 years, we identified a heterozygous variant, c.628G>A in UBTF, encoding p.Glu210Lys in UBF, which …


Impact Of Time Between Diagnosis And Slnb On Outcomes In Cutaneous Melanoma., Daniel W Nelson, Stacey Stern, David E Elashoff, Robert Elashoff, John F Thompson, Nicola Mozzillo, Omgo E Nieweg, Harald J Hoekstra, Alistair J Cochran, Mark B Faries Aug 2017

Impact Of Time Between Diagnosis And Slnb On Outcomes In Cutaneous Melanoma., Daniel W Nelson, Stacey Stern, David E Elashoff, Robert Elashoff, John F Thompson, Nicola Mozzillo, Omgo E Nieweg, Harald J Hoekstra, Alistair J Cochran, Mark B Faries

Articles, Abstracts, and Reports

BACKGROUND: Hypothetically, delay between melanoma diagnosis and SLNB could affect outcomes, either adversely by allowing growth and dissemination of metastases, or beneficially by allowing development of an anti-melanoma immune response. Available data are conflicting about the effect of SLNB delay on patient survival. Our objective was to determine whether delay between initial diagnosis and SLNB affects outcomes in patients with cutaneous melanoma.

STUDY DESIGN: We performed query and analysis of a large prospectively maintained database of patients with primary cutaneous melanomas undergoing SLNB. An independent dataset from MSLT-1 (Multicenter Selective Lymphadenectomy Trial-1) was used for validation. Primary outcomes included disease-free …


Effects Of Allergen Sensitization On Response To Therapy In Children With Eosinophilic Esophagitis, Robert D. Pesek, Mallikarjuna Rettiganti, Erin O'Brien, Sarah Beckwith, Caroline Daniel, Chunqiao Luo, Amy M. Scurlock, Peggy Chandler, Rebecca A Levy, Tamara T. Perry, Joshua L. Kennedy, Sheva Chervinskiy, Maryelle Vonlanthen, Helen Casteel, Stephen C. Fiedorek, Troy Gibbons, Stacie M. Jones Aug 2017

Effects Of Allergen Sensitization On Response To Therapy In Children With Eosinophilic Esophagitis, Robert D. Pesek, Mallikarjuna Rettiganti, Erin O'Brien, Sarah Beckwith, Caroline Daniel, Chunqiao Luo, Amy M. Scurlock, Peggy Chandler, Rebecca A Levy, Tamara T. Perry, Joshua L. Kennedy, Sheva Chervinskiy, Maryelle Vonlanthen, Helen Casteel, Stephen C. Fiedorek, Troy Gibbons, Stacie M. Jones

Pediatrics Faculty Publications

Background: In children with eosinophilic esophagitis (EoE) foods are the most common disease triggers, but environmental allergens are also suspected culprits.

Objective: To determine the effects of environmental allergen sensitization on response to treatment in children with EoE in the southeastern United States.

Methods: Patients 2 to 18 years old who were referred to the Arkansas Children’s Hospital Eosinophilic Gastrointestinal Disorders Clinic from January 2012 to January 2016 were enrolled in a prospective, longitudinal cohort study with collection of demographics, clinical symptoms, medical history, allergy sensitization profiles, and response to treatment over time. Comparisons were made between complete responders (peak …