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Gastroenterology
Relationship between nonalcoholic fatty liver disease and hyperandrogenemia in adolescents with polycystic ovary syndrome
Ozlem Kara, Hanife Aysegul Arsoy, Murat Keskin
Clin Exp Pediatr. 2023;66(9):395-402.   Published online June 14, 2023
Question: Is polycystic ovary syndrome (PCOS) a risk factor for nonalcoholic fatty liver disease (NAFLD) in adolescents?
Finding: The frequency of NAFLD did not increase in adolescents with PCOS. However, hyperandrogenemia was a risk factor for NAFLD.
Meaning: Adolescents with PCOS and hyperandrogenemia should be closely monitored for hepatic steatosis.
Allergy
Association between dyslipidemia and asthma in children: a systematic review and multicenter cohort study using a common data model
Ji Eun Lim, Hye Min Kim, Ju Hee Kim, Hey Sung Baek, Man Yong Han
Clin Exp Pediatr. 2023;66(8):357-365.   Published online June 14, 2023
Question: Is dyslipidemia a risk factor for asthma in children?
Finding: This was a comprehensive systematic review and retrospective multicenter study of the association between dyslipidemia and asthma in children. In a multicenter cohort analysis using the Observational Medical Outcomes Partnership Common Data Model, elevated total cholesterol levels were associated with increased risk of asthma development.
Meaning: These findings suggest an association between dyslipidemia and asthma in children.
Neurology
Need for palliative care from birth to infancy in pediatric patients with neurological diseases
Raffaele Falsaperla, Silvia Marino, Carla Moscheo, Lucia Giovanna Tardino, Simona Domenica Marino, Concetta Sciuto, Piero Pavone, Giovanna Vitaliti, Federica Sullo, Martino Ruggieri
Clin Exp Pediatr. 2023;66(8):350-356.   Published online June 14, 2023
Question: What are the current palliative care protocols, palliative course, and implementable palliative care programs for hospitalized pediatric patients with neurological diseases in Italy?
Finding: We studied 34 newborns with nervous system diseases, all of whom had a poor prognosis.
Meaning: Despite current legislation in Italy, no palliative care network has been implemented. Given the vast number of patients with neurological conditions, standardized palliative care guidelines and protocols are required.
Infection
Seroprevalence of maternal peripartum human T-cell lymphotropic virus type-1 infection: a systematic review and meta-analysis of the Nigerian literature
Abdulrasheed Usman, Muhammad Hamis Musa, Bukhari Isah Shuaib, Olayemi Balogun, Mukhtar Adeiza
Clin Exp Pediatr. 2023;66(7):307-316.   Published online December 22, 2022
The peripartum period is an important transmission time for human T-cell lymphotropic virus-1 (HTLV-1) infection, mainly via breastfeeding and partly through the placental tissues of carrier mothers. Although most HTLV-1–infected individuals are asymptomatic, fetal and childhood infections often result in several diseases with disappointing treatment outcomes. An estimated HTLV-1 burden in Nigeria among perinatal women must be determined to enable rational planning of a comprehensive health care intervention.
Gastroenterology
Assessing indicators and clinical differences between functional and organic childhood constipation: a retrospective study in pediatric gastroenterology clinics
Hasan M. Isa, Fatema A. Alkharsi, Fatema A. Salman, Maryam S. Ali, Zahra K. Abdulnabibi, Afaf M. Mohamed
Clin Exp Pediatr. 2023;66(7):296-306.   Published online June 14, 2023
Question: What causes childhood constipation, and what can predict organic constipation?
Finding: Constipation represents 14.7% of gastroenterology visits. Functional constipation is more common among constipation types, while organic constipation is more common in young children and those with a low body weight, stunted growth, mucus in the stool, and associated diseases.
Meaning: Younger children and those with lower growth or mucus in the stool should be assessed for underlying organic causes of constipation.
Neonatology (Perinatology)
Efficacy of body position on gastric residual in preterm infant: a systematic review and meta-analysis
Kurvatteppa Halemani, Alwin Issac, Sanjay Dhiraaj, Prabhaker Mishra
Clin Exp Pediatr. 2023;66(6):262-270.   Published online November 30, 2022
Breastfeeding and it's tolerance are the positive indicators for preterm babies. Placing the preterm infant in the right lateral or prone position after feed had lesser gastric residual volume compared to placing them in left lateral or supine positions. The post-feed position is a vital element in enhancing feeding tolerance, mechanical functions of the gastrointestinal tract and the overall development of preterm infants.
Developmental and Behavioral Medicine
Parenting stress and interactive engagement behaviors in children with developmental delay
Jung Sook Yeom, Rock Bum Kim, Jae Young Cho, Ji Sook Park, Eun Sil Park, Ji-Hyun Seo, Jae-Young Lim, Hyang-Ok Woo
Clin Exp Pediatr. 2023;66(6):252-261.   Published online May 19, 2023
· Question: What level of parenting stress is experienced by parents of children with developmental delays (DDs) without autism spectrum disorder, and what factors contribute to it?
· Findings: Parents of children with DDs experienced high parenting stress that were significantly mediated by their children’s low interactive behaviors.
· Meaning: The interactive behaviors of children with DDs mediate parenting stress.
Cardiology
Echocardiographic reference z scores of right ventricular dimension and systolic function of children aged 5–12 years
Alaba Busola Oladimeji, Moriam Omolola Lamina, Peter Odion Ubuane, Motunrayo Oluwabukola Adekunle, Omolara Adeolu Kehinde, Barakat Adeola Animasahun, Olisamedua FidelisNjokanma
Clin Exp Pediatr. 2023;66(5):215-222.   Published online April 18, 2023
Question: Z score reference values for right ventricular size and systolic function in children using echocardiography are available in several countries. Despite the high burden of diseases involving the right ventricle in Nigeria, these reference values have limited applicability.
Finding: The right ventricular sizes of Nigerian children differed from those published elsewhere.
Meaning: These reference values will aid the treatment, monitoring, and pre- and postintervention for Nigerian children.
Infection
Predicting COVID-19 transmission in a student population in Seoul, South Korea, 2020–2021
Young Hwa Lee, Han Ho Kim, Young June Choe
Clin Exp Pediatr. 2023;66(4):173-178.   Published online December 22, 2022
Question: What is the spatial distribution and determinants of coronavirus disease 2019 (COVID-19) infection among students in Korea?
Finding: The community population was closely associated with the risk of COVID-19, and the number of students per school class were inversely associated with COVID-19 rates in students.
Meaning: Our finding suggests that controlling the community-level burden of COVID-19 can help prevent sudden acute respiratory syndrome coronavirus 2 infection in school-aged children.
Clinical characteristics of pediatric patients infected with SARS-CoV-2 versus common human coronaviruses: a national multicenter study
In Suk Sol, Eun Lee, Hyeon-Jong Yang, Yong Ju Lee, Hye Yung Yum, Mi-Hee Lee, Mi Ae Chu, Hui Jeong Moon, Hyo-Bin Kim, Ju Hee Seo, Jung Yeon Shim, Ji Young Ahn, Yoon Young Jang, Hai Lee Chung, Eun Hee Chung, Kyunghoon Kim, Bong-Seong Kim, Cheol Hong Kim, Yang Park, Meeyong Shin, Kyung Suk Lee, Man Yong Han, Soo-Jong Hong, Eun Kyeong Kang, Chang Keun Kim; on behalf of The Pneumonia & Respiratory Disease Study Group of Korean Academy of Pediatric Allergy and Respiratory Disease
Clin Exp Pediatr. 2023;66(3):134-141.   Published online December 22, 2022
Question: The clinical differences between severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) and human coronaviruses (HCoV) in children remain unknown.
Finding: This study compared the clinical findings of children infected with SARS-CoV-2 versus HCoV. Its findings suggest that children and adolescents with SARS-CoV-2 have a milder clinical course than those with HCoV.
Meaning: The clinical course of children and adolescents with SARS-CoV-2 should be closely monitored during the coronavirus disease 2019 pandemic.
Hematology
Changes and correlations of T-cell coinhibitory molecule programmed death-1 and interferon-γ in pediatric immune thrombocytopenia
Fady Mohamed El-Gendy, Amira M.F. Shehata, Esam Awad Abd El-Kawy, Mahmoud Ahmed El-Hawy
Clin Exp Pediatr. 2023;66(3):127-133.   Published online February 24, 2023
Question: What are the PD-1+ CD4+ T cells percentages and serum interferon gamma (IFN-γ) levels of pediatric patients with immune thrombocytopenia (ITP)?
Finding: Compared with healthy controls, the PD-1+ CD4+ T cells percentages and IFN-γ levels were significantly higher in ITP patients before and 1 month after therapy.
Meaning: Our findings suggest that PD-1+ CD4+ T cells and IFN-γ are involved in the pathophysiological process of ITP.
Gastroenterology
Association between maternal weight gain during pregnancy and child’s body mass index at preschool age
Jeewon Shin, Yoowon Kwon, Ju Hee Kim, Su Jin Jeong
Clin Exp Pediatr. 2023;66(2):76-81.   Published online November 30, 2022
Question: What are the risk factors of newborn birth weight? Does gestational weight gain and prepregnancy body mass index affect childhood weight?
Finding: Excess maternal weight gain increases the risk of overweight/obesity, newborn birth weight, and child body mass index at 4–6 years.
Meaning: Maternal weight control before and during pregnancy should be well controlled.
Neurobehavior
Association between previous abortion history and risk of autism spectrum disorders among offspring: a meta-analysis
Ensiyeh Jenabi, Erfan Ayubi, Saeid Bashirian, Mahdieh Seyedi, Mohammad Rezaei
Clin Exp Pediatr. 2023;66(2):70-75.   Published online August 17, 2022
Question: This study aimed to determine whether there is an association between previous abortion history and the risk of autism spectrum disorders (ASDs) among children.
Finding: We found that the risk of ASD associated with previous abortion history had an odds ratio of 1.64 (95% confidence interval, 1.28–2.0; I2=61.7%).
Meaning: These findings suggest a positive and significant association between history of previous abortion and risk of ASD in children.
Neurology
Long-term neurological cognitive, behavioral, functional, and quality of life outcomes after fetal myelomeningocele closure: a systematic review
Andre Marolop Pangihutan Siahaan, Martin Susanto, Sarma Nursani Lumbanraja, Dwi Herawati Ritonga
Clin Exp Pediatr. 2023;66(1):38-45.   Published online November 30, 2022
· Fetal myelomeningocele closure significantly improved long-term neurological cognitive, behavioral, functional, and quality of life outcomes, most likely by reducing hydrocephalus rates.
· However, fetal myelomeningocele closure is associated with a significant risk of pregnancy complications, especially premature rupture of membranes and preterm delivery.
Neonatology (Perinatology)
A thickened formula reduces feeding-associated oxygen desaturation and bradycardia in preterm infants
Gayoung Lee, Juyoung Lee, Ga Won Jeon, Yong Hoon Jun
Clin Exp Pediatr. 2023;66(1):32-37.   Published online December 15, 2022
Question: Is a commercial thickened formula able to alleviate oral feeding-associated desaturation and bradycardia in preterm infants?
Finding: Thickened formula feeding significantly reduced oral feeding-associated desaturation and bradycardia in preterm infants.
Meaning: Thickened formula feeding stabilizes oxygen saturation and heart rate during oral feeding among preterm infants with feeding difficulties.
Nutrition
Not breastfeeding and risk of autism spectrum disorders among children: a meta-analysis
Ensiyeh Jenabi, Saeid Bashirian, Amir Mohammad Salehi, Salman Khazaei
Clin Exp Pediatr. 2023;66(1):28-31.   Published online July 19, 2022
This study aimed to determine whether there is an association between not breastfeeding (versus breastfeeding) and the risk of autism spectrum disorders (ASD) among children. We found that the risk of ASD associated with not breastfeeding had an odds ratio of 1.81 (95% confidence interval, 1.35–2.27; I2=0 %). These findings suggest the importance of breastfeeding in decreasing the risk of ASD among children.
Pulmonology
Predictors of high-flow nasal cannula failure in pediatric patients with acute respiratory distress
Kantara Saelim, Busawan Thirapaleka, Kanokpan Ruangnapa, Pharsai Prasertsan, Wanaporn Anuntaseree
Clin Exp Pediatr. 2022;65(12):595-601.   Published online November 1, 2022
SpO2/FiO2 ratio ≤166, pediatric respiratory rate-oxygenation index <132, and clinical respiratory score ≥6 at 12 hours after high-flow nasal cannula (HFNC) initiation were useful bedside predictors for HFNC failure in pediatric patients.
Gastroenterology
Ability of polymicrobial probiotic and mono-strain probiotic to reduce functional abdominal pain in children: a randomized clinical trial
Seyed Sajad Jafari, Seyed Mojtaba Hashemi, Bahman Sadeghi, Amir Almasi-Hashiani
Clin Exp Pediatr. 2022;65(12):589-594.   Published online October 31, 2022
· This study compared the ability of 2 probiotics to reduce and improve functional abdominal pain (FAP) in children.
· In the polymicrobial probiotic (PMP) group, 10.34% of children reported no pain; in the mono-strain probiotic (MSP) group, all patients reported low-degree pain. The mean pain score decreased significantly over time in both groups.
· The use of both PMP and MSP is recommended to reduce pain in patients with FAP.
Probiotics added to maternal nutrition affect ınfantile colic symptoms and fecal microbiota profile: a single-blind randomized controlled study
Aysu Yıldız Karaahmet, Gülümser Dolgun, Metehan Özen
Clin Exp Pediatr. 2022;65(11):547-554.   Published online September 23, 2022
Question: Do probiotics added to maternal nutrition affect infantile colic symptoms and intestinal microbiota?
Finding: Infants whose mothers ingested probiotics demonstrated decreased crying frequency and intensity and significantly increased bacterial diversity in the stools. The bacterial variety was substantially affected by the added probiotic product.
Meaning: The addition of probiotics to maternal nutrition in early infancy could play an important role in preventing infantile colic.
Nutrition
Survey of Korean pediatrician’s perceptions of barriers to and improvements in breastfeeding
Seong Phil Bae, Woo Ryoung Lee, Won-Ho Hahn, Hye-Jung Shin, Young Min Ahn, Son Moon Shin, Yong Joo Kim, Ellen Ai-Rhan Kim, Youn Jeong Shin, Dae Yong Yi, Soon Min Lee, Juyoung Lee, Jin A Lee, Sung-Hoon Chung, Euiseok Jung, Eui Kyung Choi, Ju Sun Heo
Clin Exp Pediatr. 2022;65(11):540-546.   Published online July 29, 2022
Question: What barriers to breastfeeding do Korean pediatricians perceive?
Finding: Regardless of medical institution, breastfeeding counseling for parents is currently limited, and breastfeeding is commonly discontinued due to various maternal and neonatal factors.
Meaning: To promote breastfeeding, increasing pediatrician participation in breastfeeding counseling with the establishment of appropriate breastfeeding counseling fees and the expansion of practical and high-quality breastfeeding education for medical staff should be considered.
Neonatology (Perinatology)
Mediation effect of cord blood cortisol levels between maternal prepregnancy body mass index and birth weight: a hospital-based cross-sectional study
Nisanth Selvam, Jayashree K, Prasanna Mithra
Clin Exp Pediatr. 2022;65(10):500-506.   Published online July 29, 2022
Question: What is the association between cord blood cortisol and maternal weight, birth weight, and cord blood lipid profile?
Finding: Cord blood cortisol levels did not influence the relationship between maternal weight changes or birth weight. Maternal weight changes, birth weight, and cortisol levels altered the cord blood lipid profile.
Meaning: Our findings may aid United Nations Sustainable Development Goal 3 (Good Health and Well-Being) achievement by 2030.
Other
Plastic bottle feeding produces changes in biochemical parameters in human infants – A pilot study
Mahendra K. Pant, Abul. H. Ahmad, Manisha Naithani, Jayanti Pant
Clin Exp Pediatr. 2022;65(9):459-465.   Published online May 19, 2022
Question: Plastic feeding bottles are used commonly to feed infants who cannot be breastfeed. Does plastic bottle feeding produce biochemical changes in infants?
Finding: The plastic bottles leach out endocrine disruptors and affects bodily functions in terms of biochemical alterations like increased blood urea, raised creatine-kinase–MB levels, and altered lipid profile in infants exposed to bottle feeding.
Meaning: Plastic bottles feeding alters bodily functions in infants.
Oncology
Treatment outcomes of high-dose chemotherapy plus stem cell rescue in high-risk neuroblastoma patients in Thailand
Kunanya Suwannaying, Piti Techavichit, Patcharee Komvilaisak, Napat Laoaroon, Nattee Narkbunnam, Kleebsabai Sanpakit, Kanhatai Chiengthong, Thirachit Chotsampancharoen, Lalita Sathitsamitphong, Chalongpon Santong, Panya Seksarn, Suradej Hongeng, Surapon Wiangnon
Clin Exp Pediatr. 2022;65(9):453-458.   Published online May 24, 2022
Question: This study aimed to elucidate the outcomes of high-risk neuroblastoma (HR-NB) patients treated with high-dose chemotherapy and stem cell rescue without immunotherapy.
Finding: The 5-year overall survival and event-free survival rates were 45.1% and 40.4%, respectively.
Meaning: High-dose chemotherapy plus stem cell rescue followed by cis-retinoic acid for 12 months is well tolerated and could improve survival in patients with HR-NB in limited resource settings.
Cardiology
Early myocardial functional abnormalities in primary dyslipidemia: clinical and echocardiographic observations in young children from a highly consanguineous population
Nehal M. El-koofy, Aya M. Fattouh, Areef Ramadan, Mohamed A. Elmonem, Dina H. Hamed
Clin Exp Pediatr. 2022;65(8):410-416.   Published online December 8, 2021
In children with primary dyslipidemia, functional myocardial abnormalities can occur at young age, including diastolic functional impairment of both ventricles and narrowing of the aortic valve and the sinus of Valsalva. Echocardiographic evaluations of high-risk children may be as important as biochemical evaluations.
Hematology
Effect of cyclic pamidronate administration on osteoporosis in children with β-thalassemia major: a single-center study
Mahmoud A. El-Hawy, Nagwan Y. Saleh
Clin Exp Pediatr. 2022;65(8):405-409.   Published online June 7, 2022
Question: What is the effect of cyclic pamidronate administration on osteoporosis in children with β-thalassemia major?
Finding: The dual-energy x-ray absorptiometry scan findings of children with β-thalassemia major and osteoporosis were improved after pamidronate administration.
Meaning: Cyclic pamidronate effectively treated osteoporosis in children with β-thalassemia major.
Infection
Role of lung ultrasound patterns in monitoring coronavirus disease 2019 pneumonia and acute respiratory distress syndrome in children
Satyabrata Roychowdhoury, Subhajit Bhakta, Manas Kumar Mahapatra, Saptarshi Ghosh, Sayantika Saha, Mithun Chandra Konar, Mihir Sarkar, Mousumi Nandi
Clin Exp Pediatr. 2022;65(7):358-366.   Published online May 13, 2022
Question: Potential role of patterns of lung ultrasonography (US) in monitoring changes in mechanically ventilated patients with coronavirus disease 2019 (COVID-19) pneumonia.
Finding: Interstitial syndrome, an irregular pleural line, and peripheral microconsolidation were the most prevalent findings. Changes in lung aeration after mechanical ventilation corelated with improved oxygenation. A fall in lung ultrasound reaeration score ≤ 5 may predict successful weaning.
Meaning: Lung US is gaining wider utility for monitoring COVID-19 pneumonia.
Neonatology (Perinatology)
Neonatal sepsis-causing bacterial pathogens and outcome of trends of their antimicrobial susceptibility a 20-year period at a neonatal intensive care unit
Woo Sun Song, Hye Won Park, Moon Youn Oh, Jae Young Jo, Chae Young Kim, Jung Ju Lee, Euiseok Jung, Byong Sop Lee, Ki-Soo Kim, Ellen Ai-Rhan Kim
Clin Exp Pediatr. 2022;65(7):350-357.   Published online December 9, 2021
Question: What is prevalence of bacterial pathogens causing sepsis and their antimicrobial susceptibility over 20 years?
Finding: Coagulase-negative remains most common causative organism. The most common gram-negative organism was Klebsiella pneumonia. The susceptibility of staphylococcus aureus and K. pneumonia showed increased susceptability to oxacillin, cefotaxime and amikacin, gentamicin, respectively.
Meaning: Answers to the question asked is important in choosing antimicrobials and to monitor emergence of multidrug-resistant organisms.
Neurology
Neurodevelopmental outcomes and comorbidities of children with congenital muscular torticollis: evaluation using the National Health Screening Program for Infants and Children database
Og Hyang Kim, Seung Won Lee, Eun Kyo Ha, Ju Hee Kim, Yun Hye Jo, Seongyeong Rhie, Man Yong Han, Kyu Young Chae
Clin Exp Pediatr. 2022;65(6):312-319.   Published online December 9, 2021
Question: What comorbidities are increased in children with congenital muscular torticollis (CMT)? Are there differences in the neurodevelopmental outcomes of children with CMT who received physical therapy versus those who did not?
Finding: The risk of congenital musculoskeletal deformities is increased in CMT. Children who did not receive physical therapy were at greater risk of neurodevelopmental delay.
Meaning: In CMT, musculoskeletal comorbidities should be identified and active early treatment provided.
Endocrinology
Effects of probiotics combined with dietary and lifestyle modification on clinical, biochemical, and radiological parameters in obese children with nonalcoholic fatty liver disease/nonalcoholic steatohepatitis: a randomized clinical trial
Thushara Rodrigo, Samaranayake Dulani, Sumudu Nimali Seneviratne, Arjuna P. De Silva, Jerad Fernando, H. Janaka De Silva, Jayasekera , V. Pujitha Wickramasinghe
Clin Exp Pediatr. 2022;65(6):304-311.   Published online November 11, 2021
Question: Could probiotics be used as a therapeutic modality in nonalcoholic fatty liver disease/nonalcoholic steatohepatitis?
Finding: There seem no added advantages over lifestyle modifications compared to Probiotics.
Meaning: There does not seem to be an advantage of probiotics over lifestyle modifications in improving obesity-associated metabolic derangement in children.
Other
Risk factors and screening timing for developmental dysplasia of the hip in preterm infants
Ga Won Jeon, Hye Jung Choo, Yong Uk Kwon
Clin Exp Pediatr. 2022;65(5):262-268.   Published online November 5, 2021
Question: When is the best screening timing and what is the risk factor for developmental dysplasia of the hip (DDH) in preterm infants?
Finding: Ultrasonography performed earlier than 38 weeks of postmenstrual age caused unnecessary subsequent ultrasonography. DDH did not occur predominantly on the left side or in breech infants.
Meaning: The screening timing, etiology, and risk factors for DDH in preterm infants are somewhat different from those in term infants.

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