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Full-Text Articles in Pediatrics

Electrographic Seizures In Neonates With A High Risk Of Encephalopathy, Wan-Hsuan Chen, Oi-Wa Chan, Jainn-Jim Lin, Ming-Chou Chiang, Shao-Hsuan Hsia, Huei-Shyong Wang, En-Pei Lee, Yi-Shan Wang, Cheng-Yen Kuo, Kuang-Lin Lin, On The Behalf Of The Icns Group May 2022

Electrographic Seizures In Neonates With A High Risk Of Encephalopathy, Wan-Hsuan Chen, Oi-Wa Chan, Jainn-Jim Lin, Ming-Chou Chiang, Shao-Hsuan Hsia, Huei-Shyong Wang, En-Pei Lee, Yi-Shan Wang, Cheng-Yen Kuo, Kuang-Lin Lin, On The Behalf Of The Icns Group

Faculty, Staff and Student Publications

Background: Neonatal encephalopathy is caused by a wide variety of acute brain insults in newborns and presents with a spectrum of neurologic dysfunction, such as consciousness disturbance, seizures, and coma. The increased excitability in the neonatal brain appears to be highly susceptible to seizures after a variety of insults, and seizures may be the first clinical sign of a serious neurologic disorder. Subtle seizures are common in the neonatal period, and abnormal clinical paroxysmal events may raise the suspicion of neonatal seizures. Continuous video electroencephalographic (EEG) monitoring is the gold standard for the diagnosis of neonatal seizures. The aim of …


Iv Sotalol Use In Pediatric And Congenital Heart Patients: A Multicenter Registry Study, Lindsey E Malloy-Walton, Nicholas H Von Bergen, Seshadri Balaji, Peter S Fischbach, Jason M Garnreiter, S Yukiko Asaki, Jeffrey P Moak, Luis A Ochoa, Philip M Chang, Hoang H Nguyen, Akash R Patel, Christa Kirk, Ashley K Sherman, Jennifer N Avari Silva, J Philip Saul May 2022

Iv Sotalol Use In Pediatric And Congenital Heart Patients: A Multicenter Registry Study, Lindsey E Malloy-Walton, Nicholas H Von Bergen, Seshadri Balaji, Peter S Fischbach, Jason M Garnreiter, S Yukiko Asaki, Jeffrey P Moak, Luis A Ochoa, Philip M Chang, Hoang H Nguyen, Akash R Patel, Christa Kirk, Ashley K Sherman, Jennifer N Avari Silva, J Philip Saul

Faculty, Staff and Student Publications

Background There is limited information regarding the clinical use and effectiveness of IV sotalol in pediatric patients and patients with congenital heart disease, including those with severe myocardial dysfunction. A multicenter registry study was designed to evaluate the safety, efficacy, and dosing of IV sotalol. Methods and Results A total of 85 patients (age 1 day-36 years) received IV sotalol, of whom 45 (53%) had additional congenital cardiac diagnoses and 4 (5%) were greater than 18 years of age. In 79 patients (93%), IV sotalol was used to treat supraventricular tachycardia and 4 (5%) received it to treat ventricular arrhythmias. …


Whole Exome Sequencing Identifies Potential Candidate Genes For Spina Bifida Derived From Mouse Models, Chunyan Wang, Steve Seltzsam, Bixia Zheng, Chen-Han Wilfred Wu, Camille Nicolas-Frank, Kirollos Yousef, Kit Sing Au, Nina Mann, Dalia Pantel, Sophia Schneider, Luca Schierbaum, Thomas M Kitzler, Dervla M Connaughton, Youying Mao, Rufeng Dai, Makiko Nakayama, Jameela A Kari, Sherif El Desoky, Mohammed Shalaby, Loai A Eid, Hazem S Awad, Velibor Tasic, Shrikant M Mane, Richard P Lifton, Michelle A Baum, Shirlee Shril, Carlos R Estrada, Friedhelm Hildebrandt May 2022

Whole Exome Sequencing Identifies Potential Candidate Genes For Spina Bifida Derived From Mouse Models, Chunyan Wang, Steve Seltzsam, Bixia Zheng, Chen-Han Wilfred Wu, Camille Nicolas-Frank, Kirollos Yousef, Kit Sing Au, Nina Mann, Dalia Pantel, Sophia Schneider, Luca Schierbaum, Thomas M Kitzler, Dervla M Connaughton, Youying Mao, Rufeng Dai, Makiko Nakayama, Jameela A Kari, Sherif El Desoky, Mohammed Shalaby, Loai A Eid, Hazem S Awad, Velibor Tasic, Shrikant M Mane, Richard P Lifton, Michelle A Baum, Shirlee Shril, Carlos R Estrada, Friedhelm Hildebrandt

Faculty, Staff and Student Publications

Spina bifida (SB) is the second most common nonlethal congenital malformation. The existence of monogenic SB mouse models and human monogenic syndromes with SB features indicate that human SB may be caused by monogenic genes. We hypothesized that whole exome sequencing (WES) allows identification of potential candidate genes by (i) generating a list of 136 candidate genes for SB, and (ii) by unbiased exome-wide analysis. We generated a list of 136 potential candidate genes from three categories and evaluated WES data of 50 unrelated SB cases for likely deleterious variants in 136 potential candidate genes, and for potential SB candidate …


Analyzing Relationships Between Economic And Neighborhood-Related Social Determinants Of Health And Intensive Care Unit Length Of Stay For Critically Ill Children With Medical Complexity Presenting With Severe Sepsis, Hunter Hamilton, Alina N West, Nariman Ammar, Lokesh Chinthala, Fatma Gunturkun, Tamekia Jones, Arash Shaban-Nejad, Samir H Shah Apr 2022

Analyzing Relationships Between Economic And Neighborhood-Related Social Determinants Of Health And Intensive Care Unit Length Of Stay For Critically Ill Children With Medical Complexity Presenting With Severe Sepsis, Hunter Hamilton, Alina N West, Nariman Ammar, Lokesh Chinthala, Fatma Gunturkun, Tamekia Jones, Arash Shaban-Nejad, Samir H Shah

Faculty, Staff and Student Publications

OBJECTIVES: Of the Social Determinants of Health (SDoH), we evaluated socioeconomic and neighborhood-related factors which may affect children with medical complexity (CMC) admitted to a Pediatric Intensive Care Unit (PICU) in Shelby County, Tennessee with severe sepsis and their association with PICU length of stay (LOS). We hypothesized that census tract-level socioeconomic and neighborhood factors were associated with prolonged PICU LOS in CMC admitted with severe sepsis in the underserved community.

METHODS: This single-center retrospective observational study included CMC living in Shelby County, Tennessee admitted to the ICU with severe sepsis over an 18-month period. Severe sepsis CMC patients were …


The Impact Of Pediatric Opioid-Related Visits On Us Emergency Departments, Tiffany Champagne-Langabeer, Marylou Cardenas-Turanzas, Irma T Ugalde, Christine Bakos-Block, Angela L Stotts, Lisa Cleveland, Steven Shoptaw, James R Langabeer Apr 2022

The Impact Of Pediatric Opioid-Related Visits On Us Emergency Departments, Tiffany Champagne-Langabeer, Marylou Cardenas-Turanzas, Irma T Ugalde, Christine Bakos-Block, Angela L Stotts, Lisa Cleveland, Steven Shoptaw, James R Langabeer

Faculty, Staff and Student Publications

BACKGROUND: While there is significant research exploring adults' use of opioids, there has been minimal focus on the opioid impact within emergency departments for the pediatric population.

METHODS: We examined data from the Agency for Healthcare Research, the National Emergency Department Sample (NEDS), and death data from the Centers for Disease Control and Prevention. Sociodemographic and financial variables were analyzed for encounters during 2014-2017 for patients under age 18, matching diagnoses codes for opioid-related overdose or opioid use disorder.

RESULTS: During this period, 59,658 children presented to an ED for any diagnoses involving opioids. The majority (68.5%) of visits were …


Characteristics And Predictors Of Intensive Care Unit Admission In Pediatric Blunt Abdominal Trauma, Steven C Mehl, Megan E Cunningham, Christian J Streck, Rowland Pettit, Eunice Y Huang, Matthew T Santore, Kuojen Tsao, Richard A Falcone, Melvin S Dassinger, Jeffrey H Haynes, Robert T Russell, Bindi J Naik-Mathuria, Shawn D St Peter, David Mooney, Jeffrey Upperman, Martin L Blakely, Adam M Vogel Apr 2022

Characteristics And Predictors Of Intensive Care Unit Admission In Pediatric Blunt Abdominal Trauma, Steven C Mehl, Megan E Cunningham, Christian J Streck, Rowland Pettit, Eunice Y Huang, Matthew T Santore, Kuojen Tsao, Richard A Falcone, Melvin S Dassinger, Jeffrey H Haynes, Robert T Russell, Bindi J Naik-Mathuria, Shawn D St Peter, David Mooney, Jeffrey Upperman, Martin L Blakely, Adam M Vogel

Faculty, Staff and Student Publications

BACKGROUND: Pediatric trauma patients sustaining blunt abdominal trauma (BAT) with intra-abdominal injury (IAI) are frequently admitted to the intensive care unit (ICU). This study was performed to identify predictors for ICU admission following BAT.

METHODS: Prospective study of children (< 16 years) who presented to 14 Level-One Pediatric Trauma Centers following BAT over a 1-year period. Patients were categorized as ICU or non-ICU patients. Data collected included vitals, physical exam findings, laboratory results, imaging, and traumatic injuries. A multivariable hierarchical logistic regression model was used to identify predictors of ICU admission. Predictive ability of the model was assessed via tenfold cross-validated area under the receiver operating characteristic curves (cvAUC).

RESULTS: Included were 2,182 children with 21% (n = 463) admitted to the ICU. On univariate analysis, ICU patients were associated with abnormal age-adjusted shock index, increased injury severity scores (ISS), lower Glasgow coma scores (GCS), traumatic brain injury (TBI), and severe solid organ injury (SOI). With multivariable logistic regression, factors associated with ICU admission were severe trauma (ISS > 15), …


Mrna Coronavirus Disease 2019 Vaccine-Associated Myopericarditis In Adolescents: A Survey Study, Utkarsh Kohli, Lavina Desai, Devyani Chowdhury, Ashraf S Harahsheh, Alexandra B Yonts, Annette Ansong, Arash Sabati, Hoang H Nguyen, Tarique Hussain, Danyal Khan, David A Parra, Jennifer A Su, Jyoti K Patel, Christina Ronai, Monique Bohun, Bishara J Freij, Matthew J O'Connor, Joseph W Rosanno, Aamisha Gupta, Arash Salavitabar, Adam L Dorfman, Jesse Hansen, Olivia Frosch, Elizabeth L Profita, Shiraz Maskatia, Deepika Thacker, Shubhika Shrivastava, Tyler H Harris, Brian Feingold, Stuart Berger, Michael Campbell, Salim F Idriss, Srikant Das, Markus S Renno, Ken Knecht, S Yukiko Asaki, Sunil Patel, Ravi Ashwath, Renata Shih, John Phillips, Bibhuti Das, Preeti Ramachandran, Eyal Sagiv, Aarti H Bhat, Jonathan N Johnson, Nathaniel W Taggart, Jason Imundo, Natasha Nakra, Shashank Behere, Anjlee Patel, Avichal Aggarwal, Saif Aljemmali, Sean Lang, Sarosh P Batlivala, Daniel E Forsha, Gregory P Conners, Jana Shaw, Frank C Smith, Linda Pauliks, Joseph Vettukattil, Kenneth Shaffer, Stefanie Cheang, Sonia Voleti, Rajesh Shenoy, Rukmini Komarlu, Shea J Ryan, Christopher Snyder, Neha Bansal, Madhu Sharma, Jeffrey A Robinson, Sandra R Arnold, Christine M Salvatore, Madan Kumar, Michael A Fremed, Julie S Glickstein, Melissa Perrotta, William Orr, Tamika Rozema, Muthayipalayam Thirumoorthi, Charles J Mullett, Jocelyn Y Ang Apr 2022

Mrna Coronavirus Disease 2019 Vaccine-Associated Myopericarditis In Adolescents: A Survey Study, Utkarsh Kohli, Lavina Desai, Devyani Chowdhury, Ashraf S Harahsheh, Alexandra B Yonts, Annette Ansong, Arash Sabati, Hoang H Nguyen, Tarique Hussain, Danyal Khan, David A Parra, Jennifer A Su, Jyoti K Patel, Christina Ronai, Monique Bohun, Bishara J Freij, Matthew J O'Connor, Joseph W Rosanno, Aamisha Gupta, Arash Salavitabar, Adam L Dorfman, Jesse Hansen, Olivia Frosch, Elizabeth L Profita, Shiraz Maskatia, Deepika Thacker, Shubhika Shrivastava, Tyler H Harris, Brian Feingold, Stuart Berger, Michael Campbell, Salim F Idriss, Srikant Das, Markus S Renno, Ken Knecht, S Yukiko Asaki, Sunil Patel, Ravi Ashwath, Renata Shih, John Phillips, Bibhuti Das, Preeti Ramachandran, Eyal Sagiv, Aarti H Bhat, Jonathan N Johnson, Nathaniel W Taggart, Jason Imundo, Natasha Nakra, Shashank Behere, Anjlee Patel, Avichal Aggarwal, Saif Aljemmali, Sean Lang, Sarosh P Batlivala, Daniel E Forsha, Gregory P Conners, Jana Shaw, Frank C Smith, Linda Pauliks, Joseph Vettukattil, Kenneth Shaffer, Stefanie Cheang, Sonia Voleti, Rajesh Shenoy, Rukmini Komarlu, Shea J Ryan, Christopher Snyder, Neha Bansal, Madhu Sharma, Jeffrey A Robinson, Sandra R Arnold, Christine M Salvatore, Madan Kumar, Michael A Fremed, Julie S Glickstein, Melissa Perrotta, William Orr, Tamika Rozema, Muthayipalayam Thirumoorthi, Charles J Mullett, Jocelyn Y Ang

Faculty, Staff and Student Publications

In this survey study of institutions across the US, marked variability in evaluation, treatment, and follow-up of adolescents 12 through 18 years of age with mRNA coronavirus disease 2019 (COVID-19) vaccine-associated myopericarditis was noted. Only one adolescent with life-threatening complications was reported, with no deaths at any of the participating institutions.


Identification Of A Novel Microdeletion Causative Of Nance-Horan Syndrome, Mariana Lopez Martinolich, Hope Northrup, Pedro Mancias, Paul Hillman, Kavya Rao, Kate Mowrey Mar 2022

Identification Of A Novel Microdeletion Causative Of Nance-Horan Syndrome, Mariana Lopez Martinolich, Hope Northrup, Pedro Mancias, Paul Hillman, Kavya Rao, Kate Mowrey

Faculty, Staff and Student Publications

BACKGROUND: Nance-Horan syndrome (NHS) is a rare X-linked genetic disorder characterized by ophthalmologic and dental anomalies as well as dysmorphic facies. The clinical phenotype in males includes congenital cataracts, vision loss, microcornea, nystagmus, microphthalmia, glaucoma, screwdriver blade-shaped incisors, supernumerary maxillary incisors, diastema, delays, intellectual disability, and dysmorphic facies. With the evolution of array-CGH technology, a total of five kindreds with NHS have been reported in the medical literature with microdeletions encompassing the NHS gene rather than sequencing variants.

METHODS: The patient is a 19-year-old male born to non-consanguineous parents with a past medical history of bilateral congenital cataracts, nystagmus, poor …


Fungi: Friend Or Foe? A Mycobiome Evaluation In Children With Autism And Gastrointestinal Symptoms, Jane Alookaran, Yuying Liu, Thomas A Auchtung, Amirali Tahanan, Manouchehr Hessabi, Parisa Asgarisabet, Mohammad H Rahbar, Nicole Y Fatheree, Deborah A Pearson, Rosleen Mansour, Melissa R Van Arsdall, Fernando Navarro, J Marc Rhoads Mar 2022

Fungi: Friend Or Foe? A Mycobiome Evaluation In Children With Autism And Gastrointestinal Symptoms, Jane Alookaran, Yuying Liu, Thomas A Auchtung, Amirali Tahanan, Manouchehr Hessabi, Parisa Asgarisabet, Mohammad H Rahbar, Nicole Y Fatheree, Deborah A Pearson, Rosleen Mansour, Melissa R Van Arsdall, Fernando Navarro, J Marc Rhoads

Faculty, Staff and Student Publications

Gastrointestinal (GI) symptoms often affect children with autism spectrum disorders (ASD) and GI symptoms have been associated with an abnormal fecal microbiome. There is limited evidence of Candida species being more prevalent in children with ASD. We enrolled 20 children with ASD and GI symptoms (ASD + GI), 10 children with ASD but no GI symptoms (ASD - GI), and 20 from typically developing (TD) children in this pilot study. Fecal mycobiome taxa were analyzed by Internal Transcribed Spacer sequencing. GI symptoms (GI Severity Index [GSI]), behavioral symptoms (Social Responsiveness Scale -2 [SRS-2]), inflammation and fungal immunity (fecal calprotectin and …


Fungi: Friend Or Foe? A Mycobiome Evaluation In Children With Autism And Gastrointestinal Symptoms, Jane Alookaran, Yuying Liu, Thomas A Auchtung, Amirali Tahanan, Manouchehr Hessabi, Parisa Asgarisabet, Mohammad H Rahbar, Nicole Y Fatheree, Deborah A Pearson, Rosleen Mansour, Melissa R Van Arsdall, Fernando Navarro, J Marc Rhoads Mar 2022

Fungi: Friend Or Foe? A Mycobiome Evaluation In Children With Autism And Gastrointestinal Symptoms, Jane Alookaran, Yuying Liu, Thomas A Auchtung, Amirali Tahanan, Manouchehr Hessabi, Parisa Asgarisabet, Mohammad H Rahbar, Nicole Y Fatheree, Deborah A Pearson, Rosleen Mansour, Melissa R Van Arsdall, Fernando Navarro, J Marc Rhoads

Faculty, Staff and Student Publications

Gastrointestinal (GI) symptoms often affect children with autism spectrum disorders (ASD) and GI symptoms have been associated with an abnormal fecal microbiome. There is limited evidence of Candida species being more prevalent in children with ASD. We enrolled 20 children with ASD and GI symptoms (ASD+GI), 10 children with ASD but no GI symptoms (ASD−GI), and 20 from typically developing (TD) children (TD) in this pilot study. Fecal mycobiome taxa were analyzed by ITS sequencing. GI symptoms (GI Severity Index (GSI)), behavioral symptoms (Social Responsiveness Scale −2 (SRS-2)), inflammation and fungal immunity (fecal calprotectin and serum dectin-1 (ELISA)) were evaluated. …


Tissue-Targeted Crispr-Cas9-Mediated Genome Editing Of Multiple Homeologs In F0 Generation Xenopus Laevis Embryos, Mark E Corkins, Bridget D Delay, Rachel K Miller Mar 2022

Tissue-Targeted Crispr-Cas9-Mediated Genome Editing Of Multiple Homeologs In F0 Generation Xenopus Laevis Embryos, Mark E Corkins, Bridget D Delay, Rachel K Miller

Faculty, Staff and Student Publications

Xenopus laevis frogs are a powerful developmental model that enables studies combining classical embryology and molecular manipulation. Because of the large embryo size, ease of microinjection, and ability to target tissues through established fate maps, X. laevis have become the predominant amphibian research model. Given that their allotetraploid genome has complicated the generation of gene knockouts, strategies need to be established for efficient mutagenesis of multiple homeologs to evaluate gene function. Here we describe a protocol to utilize CRISPR-Cas9-mediated genome editing to target either single alleles or multiple alloalleles in F0 X. laevis embryos. A single guide (sg) RNA is …


Fungi: Friend Or Foe? A Mycobiome Evaluation In Children With Autism And Gastrointestinal Symptoms, Jane Alookaran, Yuying Liu, Thomas A Auchtung, Amirali Tahanan, Manouchehr Hessabi, Parisa Asgarisabet, Mohammad H Rahbar, Nicole Y Fatheree, Deborah A Pearson, Rosleen Mansour, Melissa R Van Arsdall, Fernando Navarro, J Marc Rhoads Mar 2022

Fungi: Friend Or Foe? A Mycobiome Evaluation In Children With Autism And Gastrointestinal Symptoms, Jane Alookaran, Yuying Liu, Thomas A Auchtung, Amirali Tahanan, Manouchehr Hessabi, Parisa Asgarisabet, Mohammad H Rahbar, Nicole Y Fatheree, Deborah A Pearson, Rosleen Mansour, Melissa R Van Arsdall, Fernando Navarro, J Marc Rhoads

Faculty, Staff and Student Publications

Gastrointestinal (GI) symptoms often affect children with autism spectrum disorders (ASD) and GI symptoms have been associated with an abnormal fecal microbiome. There is limited evidence of Candida species being more prevalent in children with ASD. We enrolled 20 children with ASD and GI symptoms (ASD + GI), 10 children with ASD but no GI symptoms (ASD - GI), and 20 from typically developing (TD) children in this pilot study. Fecal mycobiome taxa were analyzed by Internal Transcribed Spacer sequencing. GI symptoms (GI Severity Index [GSI]), behavioral symptoms (Social Responsiveness Scale -2 [SRS-2]), inflammation and fungal immunity (fecal calprotectin and …


Kaposiform Lymphangiomatosis Presenting With A Group A Streptococcus Pericardial Effusion, Taylor Koerner, Mehul D Patel, Vinay Pai, Gitanjali Indramohan Mar 2022

Kaposiform Lymphangiomatosis Presenting With A Group A Streptococcus Pericardial Effusion, Taylor Koerner, Mehul D Patel, Vinay Pai, Gitanjali Indramohan

Faculty, Staff and Student Publications

A 4-year-old child was transferred to the paediatric intensive care unit with acute respiratory failure following 4 days of fever, nausea and vomiting. Chest X-ray on admission had an enlarged cardiac silhouette and transthoracic echo confirmed a large pericardial effusion. An emergent pericardiocentesis was performed at bedside which drained nearly 1000 mL of purulent fluid. Postdrainage course was complicated by acute systolic and diastolic heart failure, thrombocytopenia and acute renal failure. A chest CT and MRI were concerning for a diffuse mediastinal soft-tissue density, so the patient underwent interventional radiology-guided biopsy complicated by haemorrhage requiring mediastinal exploration and subtotal thymectomy. …


Mild Encephalitis/Encephalopathy With A Reversible Splenial Lesion Associated With Systemic Mycoplasma Pneumoniae Infection In North America: A Case Report, Nafee T Talukder, Ashlea Feezel, Jeremy E Lankford Feb 2022

Mild Encephalitis/Encephalopathy With A Reversible Splenial Lesion Associated With Systemic Mycoplasma Pneumoniae Infection In North America: A Case Report, Nafee T Talukder, Ashlea Feezel, Jeremy E Lankford

Faculty, Staff and Student Publications

BACKGROUND: Mild encephalitis/encephalopathy with reversible splenial lesion is a clinical-radiological entity found to occur in the setting of an acute systemic inflammatory state with isolated lesions of the splenium of the corpus callosum and mild encephalopathy. Mild encephalitis/encephalopathy with reversible splenial lesion is commonly found to occur in children in the setting of viral infections. It has rarely been associated with Mycoplasma pneumoniae in the United States, unlike in Eastern and Southern Asia where this is much more prominent.

CASE PRESENTATIONS: A 5-year-old African-American boy with autism spectrum disorder presented to our emergency department with acute onset intractable vomiting, diarrhea, …


Virtual Simulated Implantation Of An Adult-Sized Left Ventricular Assist Device In A Pediatric Patient, Dilachew A Adebo, Santosh C Uppu, Avichal Aggarwal, Jorge D Salazar, Damien J Lapar Feb 2022

Virtual Simulated Implantation Of An Adult-Sized Left Ventricular Assist Device In A Pediatric Patient, Dilachew A Adebo, Santosh C Uppu, Avichal Aggarwal, Jorge D Salazar, Damien J Lapar

Faculty, Staff and Student Publications

There is very limited experience with simulated virtual implantation of left ventricular assist devices (LVADs) to assess device fitness in pediatric patients. In this clinical vignette, we report the case of a 9-year-old male patient with dilated cardiomyopathy who underwent successful placement of an LVAD after virtual simulated implantation was performed. (Level of Difficulty: Advanced.)


Developing Microbial Co-Culture System For Enhanced Polyhydroxyalkanoates (Pha) Production Using Acid Pretreated Lignocellulosic Biomass, Rijuta Ganesh Saratale, Si-Kyung Cho, Avinash Ashok Kadam, Gajanan Sampatrao Ghodake, Manu Kumar, Ram Naresh Bharagava, Sunita Varjani, Supriya Nair, Dong-Su Kim, Han-Seung Shin, Ganesh Dattatraya Saratale Feb 2022

Developing Microbial Co-Culture System For Enhanced Polyhydroxyalkanoates (Pha) Production Using Acid Pretreated Lignocellulosic Biomass, Rijuta Ganesh Saratale, Si-Kyung Cho, Avinash Ashok Kadam, Gajanan Sampatrao Ghodake, Manu Kumar, Ram Naresh Bharagava, Sunita Varjani, Supriya Nair, Dong-Su Kim, Han-Seung Shin, Ganesh Dattatraya Saratale

Faculty, Staff and Student Publications

In the growing polymer industry, the interest of researchers is captivated by bioplastics production with biodegradable and biocompatible properties. This study examines the polyhydroxyalkanoates (PHA) production performance of individual Lysinibacillus sp. RGS and Ralstonia eutropha ATCC 17699 and their co-culture by utilizing sugarcane bagasse (SCB) hydrolysates. Initially, acidic (H2SO4) and acidified sodium chlorite pretreatment was employed for the hydrolysis of SCB. The effects of chemical pretreatment on the SCB biomass assembly and its chemical constituents were studied by employing numerous analytical methods. Acidic pretreatment under optimal conditions showed effective delignification (60%) of the SCB biomass, leading to a maximum hydrolysis …


The Frequency Of Pathogenic Variation In The All Of Us Cohort Reveals Ancestry-Driven Disparities, Oi-Wa Chan, Wan-Hsuan Chen, Jainn-Jim Lin, Ming-Chou Chiang, Shao-Hsuan Hsia, Huei-Shyong Wang, En-Pei Lee, Yi-Shan Wang, Cheng-Yen Kuo, Kuang-Lin Lin, Icns Group Feb 2022

The Frequency Of Pathogenic Variation In The All Of Us Cohort Reveals Ancestry-Driven Disparities, Oi-Wa Chan, Wan-Hsuan Chen, Jainn-Jim Lin, Ming-Chou Chiang, Shao-Hsuan Hsia, Huei-Shyong Wang, En-Pei Lee, Yi-Shan Wang, Cheng-Yen Kuo, Kuang-Lin Lin, Icns Group

Faculty, Staff and Student Publications

BACKGROUND: In general clinical practice, neonatal seizures are identified visually by direct clinical observation. The study aimed to examine the frequency of clinical seizures in paroxysmal events in a neonatal intensive care unit.

METHODS: We conducted a prospective study of continuous video-EEG monitoring in a neonatal intensive care unit between January 2017 and December 2020. The demographic data were also reviewed.

RESULTS: Sixty-four neonates were enrolled. The median total video-EEG monitoring duration was 24.1 h (IQR 17.5-44.8 h). There were 309 clinically suspected seizure episodes, of which 181 (58.6%) were the motor type and 128 (41.4%) were the non-motor type. …


Translating Research Into Practice-Implementation Recommendations For Pediatric Rheumatology; Proceedings Of The Childhood Arthritis And Rheumatology Research Alliance 2020 Implementation Science Retreat, Cagri Yildirim-Toruner, Rajdeep Pooni, Y Ingrid Goh, Emily Becker-Haimes, James W Dearing, Maria E Fernandez, Esi M Morgan, Gareth Parry, Jon M Burnham, Stacy P Ardoin, Fatima Barbar-Smiley, Joyce C Chang, Peter Chiraseveenuprapund, Vincent Del Gaizo, Guy Eakin, Lisa C Johnson, Yukiko Kimura, Andrea M Knight, Melanie Kohlheim, Erica F Lawson, Mindy S Lo, Nancy Pan, Andrea Ring, Tova Ronis, Rebecca E Sadun, Emily A Smitherman, Alysha J Taxter, Janalee Taylor, Richard K Vehe, Sheetal S Vora, Jennifer E Weiss, Emily Von Scheven, Mas For The Carra Implementation Science Workgroup Feb 2022

Translating Research Into Practice-Implementation Recommendations For Pediatric Rheumatology; Proceedings Of The Childhood Arthritis And Rheumatology Research Alliance 2020 Implementation Science Retreat, Cagri Yildirim-Toruner, Rajdeep Pooni, Y Ingrid Goh, Emily Becker-Haimes, James W Dearing, Maria E Fernandez, Esi M Morgan, Gareth Parry, Jon M Burnham, Stacy P Ardoin, Fatima Barbar-Smiley, Joyce C Chang, Peter Chiraseveenuprapund, Vincent Del Gaizo, Guy Eakin, Lisa C Johnson, Yukiko Kimura, Andrea M Knight, Melanie Kohlheim, Erica F Lawson, Mindy S Lo, Nancy Pan, Andrea Ring, Tova Ronis, Rebecca E Sadun, Emily A Smitherman, Alysha J Taxter, Janalee Taylor, Richard K Vehe, Sheetal S Vora, Jennifer E Weiss, Emily Von Scheven, Mas For The Carra Implementation Science Workgroup

Faculty, Staff and Student Publications

The translation of research findings into clinical practice is challenging, especially fields like in pediatric rheumatology, where the evidence base is limited, there are few clinical trials, and the conditions are rare and heterogeneous. Implementation science methodologies have been shown to reduce the research- to- practice gap in other clinical settings may have similar utility in pediatric rheumatology. This paper describes the key discussion points from the inaugural Childhood Arthritis and Rheumatology Research Alliance Implementation Science retreat held in February 2020. The aim of this report is to synthesize those findings into an Implementation Science Roadmap for pediatric rheumatology research. …


Body Region-Specific 3d Age-Scaling Functions For Scaling Whole-Body Computed Tomography Anatomy For Pediatric Late Effects Studies, Aashish C Gupta, Constance A Owens, Suman Shrestha, Choonsik Lee, Susan A Smith, Rita E Weathers, Tucker Netherton, Peter A Balter, Stephen F Kry, David S Followill, Keith T Griffin, James P Long, Gregory T Armstrong, Rebecca M Howell Feb 2022

Body Region-Specific 3d Age-Scaling Functions For Scaling Whole-Body Computed Tomography Anatomy For Pediatric Late Effects Studies, Aashish C Gupta, Constance A Owens, Suman Shrestha, Choonsik Lee, Susan A Smith, Rita E Weathers, Tucker Netherton, Peter A Balter, Stephen F Kry, David S Followill, Keith T Griffin, James P Long, Gregory T Armstrong, Rebecca M Howell

Faculty, Staff and Student Publications

Purpose:

Radiation epidemiology studies of childhood cancer survivors treated in the pre-computed tomography (CT) era reconstruct the patients’ treatment fields on computational phantoms. For such studies, the phantoms are commonly scaled to age at the time of radiotherapy treatment because age is the generally available anthropometric parameter. Several reference size phantoms are used in such studies, but reference size phantoms are only available at discrete ages (e.g.: newborn, 1, 5, 10, 15, and Adult). When such phantoms are used for RT dose reconstructions, the nearest discrete-aged phantom is selected to represent a survivor of a specific age. In this work, …


Rapunzel Syndrome Complicated By Escherichia Coli Sepsis, Bowel Perforation, And Pancreatitis In An 11-Year-Old Malnourished Female, Rhea Daniel, Mary Arbuthnot, Srinivas Ramireddy, Supriya Nair Feb 2022

Rapunzel Syndrome Complicated By Escherichia Coli Sepsis, Bowel Perforation, And Pancreatitis In An 11-Year-Old Malnourished Female, Rhea Daniel, Mary Arbuthnot, Srinivas Ramireddy, Supriya Nair

Faculty, Staff and Student Publications

The most common presenting symptoms of Rapunzel syndrome include abdominal pain (37%), nausea and vomiting (33.3%), obstruction (25.9%), and peritonitis (18.3%). Less commonly, patients may present with weight loss (7.4%) or intussusception (7.4%). Exceedingly rare complications of Rapunzel syndrome include gastric ulceration, obstructive jaundice, and acute pancreatitis as well as other malabsorptive-related complications including protein-losing enteropathy, iron deficiency, and megaloblastic anemia. This report details the case of an 11-year-old female with Rapunzel syndrome complicated by sepsis, a rare complication reported in only 2% of patients.


Medical Management Of Infants With Supraventricular Tachycardia: Results From A Registry And Review Of The Literature, Nathan Wei, Avani Lamba, Sonia Franciosi, Ian H Law, Luis A Ochoa, Christopher L Johnsrude, Sit Yee Kwok, Teng Hong Tan, Santokh S Dhillon, Anne Fournier, Stephen P Seslar, Elizabeth A Stephenson, Andrew D Blaufox, Michel Cabrera Ortega, Jeffrey N Bone, Ash Sandhu, Carolina A Escudero, Shubhayan Sanatani Feb 2022

Medical Management Of Infants With Supraventricular Tachycardia: Results From A Registry And Review Of The Literature, Nathan Wei, Avani Lamba, Sonia Franciosi, Ian H Law, Luis A Ochoa, Christopher L Johnsrude, Sit Yee Kwok, Teng Hong Tan, Santokh S Dhillon, Anne Fournier, Stephen P Seslar, Elizabeth A Stephenson, Andrew D Blaufox, Michel Cabrera Ortega, Jeffrey N Bone, Ash Sandhu, Carolina A Escudero, Shubhayan Sanatani

Faculty, Staff and Student Publications

BACKGROUND: Several medication choices are available for acute and prophylactic treatment of refractory supraventricular tachycardia (SVT) in infants. There are almost no controlled trials, and medication choices are not necessarily evidence based. Our objective was to report the effectiveness of management strategies for infant SVT.

METHODS: A registry of infants admitted to hospital with re-entrant SVT and no haemodynamically significant heart disease were prospectively followed at 11 international tertiary care centres. In addition, a systematic review of studies on infant re-entrant SVT in MEDLINE and EMBASE was conducted. Data on demographics, symptoms, acute and maintenance treatments, and outcomes were collected. …


Catheter-Directed Embolectomy For Massive Pulmonary Embolism In A Pediatric Patient, Shin Mei Chan, Fabian M Laage Gaupp, Jessica M Lee, Jeffrey S Pollak, Akhil Khosla Jan 2022

Catheter-Directed Embolectomy For Massive Pulmonary Embolism In A Pediatric Patient, Shin Mei Chan, Fabian M Laage Gaupp, Jessica M Lee, Jeffrey S Pollak, Akhil Khosla

Faculty, Staff and Student Publications

Pulmonary embolisms can affect 0.9 in 100,000 children and carry high risk for mortality. However, management of pediatric pulmonary embolism is largely derived from adult studies and treatment often includes local or systemic thrombolytics or anticoagulation, which may pose unique bleeding risks in children and adolescents compared with adults. This report describes a case in which catheter-directed embolectomy was used to successfully manage a pediatric patient with high-risk/massive pulmonary embolism. This case suggests that catheter-directed embolectomy is an effective therapy in patients outside the adult population and more research is required to expand inclusion criteria for current catheter-directed embolectomy treatment …


Single-Incision Laparoscopic Splenectomy In Children With Massive Splenomegaly: A Prospective, Monocentric Pilot Study, Congjun Wang, Cheng Su, Chao Chen, Xianming Tang, Hong Wang, Wei Li, Yanqiang Li, Qiang Liu, Peng Chen, Yong Li, Yige Luo Jan 2022

Single-Incision Laparoscopic Splenectomy In Children With Massive Splenomegaly: A Prospective, Monocentric Pilot Study, Congjun Wang, Cheng Su, Chao Chen, Xianming Tang, Hong Wang, Wei Li, Yanqiang Li, Qiang Liu, Peng Chen, Yong Li, Yige Luo

Faculty, Staff and Student Publications

BACKGROUND: Single-incision laparoscopic splenectomy (SILS) remains a challenging procedure because of the technical difficulty. In this prospective study, we aimed to evaluate the efficacy and safety of SILS in children with massive splenomegaly.

METHODS: Pediatric patients with massive splenomegaly were recruited for SILS in a university-affiliated hospital. The data on patient demographics, clinical features, operative variables, and perioperative outcomes were collected prospectively and analyzed. According to the different surgical instruments, the patients were randomly assigned into two groups: the SILS with straight surgical instrument (SILS-S) group and the SILS with curved surgical instrument (SILS-C) group. A two-group comparative analysis was …


Maternal Occupational Exposures And Fetal Growth In A Spanish Birth Cohort, Jennifer Ish, David Gimeno Ruiz De Porras, Elaine Symanski, Ferran Ballester, Maribel Casas, George L Delclos, Mònica Guxens, Jesús Ibarluzea, Carmen Iñiguez, Loreto Santa-Marina, Michael D Swartz, Kristina W Whitworth Jan 2022

Maternal Occupational Exposures And Fetal Growth In A Spanish Birth Cohort, Jennifer Ish, David Gimeno Ruiz De Porras, Elaine Symanski, Ferran Ballester, Maribel Casas, George L Delclos, Mònica Guxens, Jesús Ibarluzea, Carmen Iñiguez, Loreto Santa-Marina, Michael D Swartz, Kristina W Whitworth

Faculty, Staff and Student Publications

While the epidemiologic literature suggests certain maternal occupational exposures may be associated with reduced measures of size at birth, the occupational literature employing fetal biometry data to assess fetal growth is sparse. The present study examines associations between maternal occupational exposures and ultrasound-measured fetal growth. We included 1,739 singleton pregnancies from the INfancia y Medio Ambiente (INMA) project (2003-2008). At 32 weeks of pregnancy, interviewers ascertained mothers' employment status and assessed job-related physical loads, work schedules, and job strain during pregnancy. Job titles were linked to a job-exposure matrix to estimate exposure to 10 endocrine disrupting chemical (EDC) groups. We …


Coping With Adverse Childhood Experiences During The Covid-19 Pandemic: Perceptions Of Mental Health Service Providers, Sumaita Choudhury, Paul G Yeh, Christine M Markham Jan 2022

Coping With Adverse Childhood Experiences During The Covid-19 Pandemic: Perceptions Of Mental Health Service Providers, Sumaita Choudhury, Paul G Yeh, Christine M Markham

Faculty, Staff and Student Publications

BACKGROUND: Adverse Childhood Experiences (ACEs) have been associated with long-term physical and mental health conditions, toxic stress levels, developing unstable interpersonal relationships, and substance use disorders due to unresolved childhood adversities.

AIMS: This study assessed the perspectives of mental health providers (MHPs) regarding their adult patients' coping with ACEs during COVID-19 in Houston, Texas. Specifically, we explored how individuals with ACEs are coping with the increased stresses of the pandemic, how MHPs may provide therapeutic support for individuals with ACEs during this pandemic, pandemic-related challenges of accessing and utilizing mental health services for individuals with ACEs, and the awareness and …


Severity Of Child Autistic Symptoms And Parenting Stress In Mothers Of Children With Autism Spectrum Disorder In Japan And Usa: Cross-Cultural Differences, Noriko Porter, Katherine A Loveland, Sepideh Saroukhani, Yana Posey, Kana Morimoto, Mohammad H Rahbar Jan 2022

Severity Of Child Autistic Symptoms And Parenting Stress In Mothers Of Children With Autism Spectrum Disorder In Japan And Usa: Cross-Cultural Differences, Noriko Porter, Katherine A Loveland, Sepideh Saroukhani, Yana Posey, Kana Morimoto, Mohammad H Rahbar

Faculty, Staff and Student Publications

The purpose of this study was to compare the relationship between parenting stress and autistic symptom severity in the U.S. and Japan. Fifty-two U.S. and 51 Japanese mothers of children aged 2-12 with autism completed measures of parenting stress and child characteristics, including the parenting stress index (PSI), the social communication questionnaire (SCQ), and social responsiveness scale-2 (SRS-2). There was a nonlinear relationship between the child's autistic symptom severity and parenting stress in both countries. We also found some cultural differences: in the parent domain, the relationships between children's SCQ scores and PSI scores differed significantly between the U.S. and …


Additive And Interactive Associations Of Environmental And Sociodemographic Factors With The Genotypes Of Three Glutathione S-Transferase Genes In Relation To The Blood Arsenic Concentrations Of Children In Jamaica, Mohammad H Rahbar, Maureen Samms-Vaughan, Yuansong Zhao, Sepideh Saroukhani, Sheikh F Zaman, Jan Bressler, Manouchehr Hessabi, Megan L Grove, Sydonnie Shakspeare-Pellington, Katherine A Loveland Jan 2022

Additive And Interactive Associations Of Environmental And Sociodemographic Factors With The Genotypes Of Three Glutathione S-Transferase Genes In Relation To The Blood Arsenic Concentrations Of Children In Jamaica, Mohammad H Rahbar, Maureen Samms-Vaughan, Yuansong Zhao, Sepideh Saroukhani, Sheikh F Zaman, Jan Bressler, Manouchehr Hessabi, Megan L Grove, Sydonnie Shakspeare-Pellington, Katherine A Loveland

Faculty, Staff and Student Publications

Arsenic (As) is a metalloid that has been classified as a xenobiotic with toxic effects on human beings, especially on children. Since the soil in Jamaica contains As, dietary intake is considered the main source of As exposure in Jamaicans. In addition, glutathione S-transferase (GST) genes, including


Covid-19 In Children And The Influence On The Employment Activity Of Their Female Caregivers: A Cross Sectional Gender Perspective Study, Catalina Jaime Trujillo, Natalia Herrera Olano, Kevin Rico Gutiérrez, Daniela Medellín, Paola Sánchez, María Lucía Mesa-Rubio, Melisa Sofía Naranjo, Sergio Mauricio Moreno, Carolina Bonilla, Pedro Barrera, Sonia M Restrepo-Gualteros, Luz Marina Mejia, Olga Lucía Baquero, Juan Gabriel Piñeros, Andrea Ramírez Varela Jan 2022

Covid-19 In Children And The Influence On The Employment Activity Of Their Female Caregivers: A Cross Sectional Gender Perspective Study, Catalina Jaime Trujillo, Natalia Herrera Olano, Kevin Rico Gutiérrez, Daniela Medellín, Paola Sánchez, María Lucía Mesa-Rubio, Melisa Sofía Naranjo, Sergio Mauricio Moreno, Carolina Bonilla, Pedro Barrera, Sonia M Restrepo-Gualteros, Luz Marina Mejia, Olga Lucía Baquero, Juan Gabriel Piñeros, Andrea Ramírez Varela

Faculty, Staff and Student Publications

INTRODUCTION: During the COVID-19 pandemic, women disproportionately assume more unpaid activities, affecting their employment.

OBJECTIVE: Describe the influence of COVID-19 on the employment of caregivers of children and adolescents from a gender perspective.

METHODS: Cross-sectional study in three high-complexity hospitals in Bogotá, Colombia from April 2020 to June 2021. A subsample of the FARA cohort was taken, including those patients with a positive test for SARS-COV2. We took as our analysis category children older than 8 years and younger than 18 years who had a positive SARS-COV2 test, as well as, caregivers of all children with a positive SARS-COV2 test. …


Incidence, Etiology, Sociodemographic And Clinical Characterization Of Acute Respiratory Failure In Pediatric Patients At A High-Altitude City: A Multicenter Cohort Study, Sarha M Vargas Muñoz, Sara De Vivero Haddad, Aldo M Beltran, Carolina Bonilla Gonzalez, Melisa Naranjo Vanegas, Sergio Moreno-Lopez, Paola Rueda-Guevara, Pedro Barrera, Juan Gabriel Piñeros, Luz Marina Mejía, María Lucia Mesa, Sonia Restrepo-Gualteros, Olga Lucía Baquero Castañeda, Andrea Ramírez Varela Jan 2022

Incidence, Etiology, Sociodemographic And Clinical Characterization Of Acute Respiratory Failure In Pediatric Patients At A High-Altitude City: A Multicenter Cohort Study, Sarha M Vargas Muñoz, Sara De Vivero Haddad, Aldo M Beltran, Carolina Bonilla Gonzalez, Melisa Naranjo Vanegas, Sergio Moreno-Lopez, Paola Rueda-Guevara, Pedro Barrera, Juan Gabriel Piñeros, Luz Marina Mejía, María Lucia Mesa, Sonia Restrepo-Gualteros, Olga Lucía Baquero Castañeda, Andrea Ramírez Varela

Faculty, Staff and Student Publications

BACKGROUND: Acute respiratory failure is a life-threatening medical condition, associated with a variety of conditions and risk factors, including acute respiratory diseases which are a frequent cause of pediatric morbidity and mortality worldwide. In Colombia, the literature related to ARF is scarce.

OBJECTIVE: To determine the incidence, causes, and sociodemographic and clinical characteristics of ARF in three hospitals in Bogota, a high-altitude city located in Colombia, during the COVID-19 pandemic.

METHODS: A multicenter prospective cohort study called the FARA cohort was developed between April 2020 - December 2021. Patients older than one month and younger than 18 years with respiratory …


A Nomogram For Predicting Upper Urinary Tract Damage Risk In Children With Neurogenic Bladder, Qi Li, Miao Cai, Qingsong Pu, Shengde Wu, Xing Liu, Tao Lin, Dawei He, Jianguo Wen, Guanghui Wei Jan 2022

A Nomogram For Predicting Upper Urinary Tract Damage Risk In Children With Neurogenic Bladder, Qi Li, Miao Cai, Qingsong Pu, Shengde Wu, Xing Liu, Tao Lin, Dawei He, Jianguo Wen, Guanghui Wei

Faculty, Staff and Student Publications

PURPOSE: To establish a predictive model for upper urinary tract damage (UUTD) in children with neurogenic bladder (NB) and verify its efficacy.

METHODS: A retrospective study was conducted that consisted of a training cohort with 167 NB patients and a validation cohort with 100 NB children. The clinical data of the two groups were compared first, and then univariate and multivariate logistic regression analyses were performed on the training cohort to identify predictors and develop the nomogram. The accuracy and clinical usefulness of the nomogram were verified by receiver operating characteristic (ROC) curve, calibration curve and decision curve analyses.

RESULTS: …