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"Most viewed" Articles are from the articles published in 2024 during the last six month.

Original Article
General Pediatrics
Effectiveness of Kinder Lebensqualität Fragebogen (KINDL) and Children’s Somatic Symptom Inventory-24 (CSSI-24) for measuring postacute sequelae of COVID-19 in children: a diagnostic validation study   (2,785 times)
Lawrence Shih-Hsin Wu, Pei-Chi Chen, Xiao-Ling Liu, Shu-Tsen Liu, Chi-Hung Wei, Yu-Lung Hsu, Kai-Sheng Hsieh, Huan-Cheng Lai, Chien-Heng Lin, Chieh-Ho Chen, An-Chyi Chen, I-Ching Chou, Wen-Jue Soong, Hui-Ju Tsai, Chung-Ying Lin, Jiu-Yao Wang
Clin Exp Pediatr. 2025;68(11):944-951.   Published online September 12, 2025
Question: Although children with postacute sequelae of coronavirus disease 2019 (PASC) may experience persistent symptoms that affect their quality of life (QoL), a screening tool for identifying high-risk children is lacking.
Finding: Kinder Lebensqualität fragebogen (KINDL) and Children's Somatic Symptom Inventory-24 (CSSI-24) were significantly correlated. An optimal KINDL cutoff score (74.75) detected those at high risk of a reduced QoL.
Meaning: Integrating KINDL and CSSI-24 into routine pediatric outpatient care may enable timely identification and interventions for children at risk of PASC-related impairments.
Nutrition
Factors associated with thiamin deficiency in pediatric patients with heart disease and receiving diuretics: a single-center study   (2,769 times)
Phakwan Laohathai, Rathaporn Sumboonnanonda, Puthita Saengpanit, Chodchanok Vijarnsorn, Chatchawan Srisawat, Kwanjai Chotipanang, Sarawut Junnu, Supawan Kunnangja, Hathaichanok Rukprayoon, Phakkanan Phuangphan, Sompong Liammongkolkul, Arthima Phaokong, Narumon Densupsoontorn
Clin Exp Pediatr. 2025;68(9):666-672.   Published online April 16, 2025
Question: Are pediatric patients with heart disease who are receiving diuretics at risk of thiamin deficiency (TD)?
Finding: Fifteen percent of the patients had TD. TD was associated with inadequate dietary thiamin intake and increasing age.
Meaning: The thiamin pyrophosphate effect should be assessed in those with high risk of TD. Dietary counseling should be emphasized to ensure adequate dietary thiamin intake.
Neurology
Changes in frequency of benign convulsions with mild gastroenteritis and their viral causes before and during the COVID-19 pandemic: a single-center study   (2,764 times)
Hyejin Na, Sanghoon Lee, Seo Hee Kim, Young Ok Kim
Clin Exp Pediatr. 2024;67(4):213-220.   Published online March 19, 2024
Question: Did coronavirus disease 2019 (COVID-19) affect the frequency, seasonal variation, or virus type of benign convulsions with mild gastroenteritis (CwG)?
Findings: We compared 41 cases of CwG before and during the COVID-19 pandemic. After March 2020, frequency did not change significantly (18 patients vs. 23 patients), seasonal variation was lost, and number of cases of enteric adenovirus-associated CwG increased (1 cases vs. 7 cases).
Meaning: The COVID-19 pandemic affected CwG.
Pulmonology
Oligohydramnios affects pulmonary functional/structural abnormalities in school-aged children with bronchopulmonary dysplasia   (2,714 times)
Jeong Eun Shin, Soon Min Lee, Mi-Jung Lee, Jungho Han, Joohee Lim, Haerin Jang, Ho Seon Eun, Min Soo Park, Soo Yeon Kim, Myung Hyun Sohn, Ji Ye Jung, Kyung Won Kim
Clin Exp Pediatr. 2024;67(5):257-266.   Published online April 16, 2024
Question: Is bronchopulmonary dysplasia (BPD) associated with functional/structural abnormalities later in life?
Finding: School-aged children with severe BPD had abnormalities on pulmonary function tests and lung computed tomography despite no subjective respiratory symptoms; however, only prenatal oligohydramnios and prolonged ventilator use were associated with abnormal lung function.
Meaning: Long-term monitoring of preterm infants’ lung health is essential, especially for those with prenatal oligohydramnios or prolonged ventilator use.
General Pediatrics
The role of serum zinc and selenium levels in etiology of febrile seizures   (2,702 times)
Yavuz Ataş, Hatice Gamze Poyrazoğlu
Clin Exp Pediatr. 2025;68(5):388-394.   Published online January 13, 2025
Zinc may play a key role in preventing febrile seizures by increasing the seizure threshold and reducing oxidative stress. Incorporating zinc supplements into treatment could help protect children from the adverse effects of febrile seizures and improve their overall outcomes.
Editorial
General Pediatrics
Adiposity rebound in early childhood: understanding body mass index percentiles and monitoring on growth charts to be healthy   (2,664 times)
Sochung Chung
Clin Exp Pediatr. 2026;69(4):301-303.   Published online April 1, 2026
Height, weight, and body mass index percentiles should be tracked in routine childhood health checkups to address the age of adiposity rebound in early childhood. Comprehensive interventional lifestyle counselling in primary practice after growth and nutritional status assessments might be an early, effective strategy for preventing obesity and decreasing the double burden of disease in later life. Therefore, there is an urgent need for a cooperative and supportive health care system.
Original Article
Genetics and Metabolism
Long-term follow-up of neurocognitive function in patients with citrin deficiency and cholestasis   (2,659 times)
Meng-Ju Melody Tsai, Jung-Chi Chang, Heng-Yu Lu, Susan Shur-Fen Gau, Yin-Hsiu Chien, Wuh-Liang Hwu, Yen-Hsuan Ni, Huey-Ling Chen, Ni-Chung Lee
Clin Exp Pediatr. 2025;68(3):257-265.   Published online November 28, 2024
Question: Do transient metabolic disturbances in early childhood due to citrin deficiency have lasting effects on neurocognitive function?
Finding: Children with citrin deficiency have a higher prevalence of ADHD compared to the general population, with elevated ammonia levels in infancy associated with increased hyperactivity-impulsivity risk.
Meaning: Metabolic disturbances in early childhood due to citrin deficiency may contribute to long-term neurocognitive impacts, particularly ADHD, while IQ and life outcomes generally remain normal.
General Pediatrics
Associations of routine breakfast and napping habits with early adiposity rebound by age 3 years: a population-based cohort study in Japan   (2,657 times)
Toshifumi Yodoshi
Clin Exp Pediatr. 2026;69(2):163-170.   Published online October 22, 2025
In a population‑based cohort of 74,466 children, 25% experienced early adiposity rebound (AR) by age 3. Daily breakfast and routine napping at 1.5 years were independently associated with lower odds of AR, while obesity at 1.5 years was a strong predictor. These modifiable routines could help delay AR and enable early identification during routine child health checks.
Neurology
Instability of revised Korean Developmental Screening Test classification in first year of life   (2,653 times)
Ji Eun Jeong, You Min Kim, Na Won Lee, Gyeong Nam Kim, Jisuk Bae, Jin Kyung Kim
Clin Exp Pediatr. 2025;68(1):97-103.   Published online November 11, 2024
Question: How stable are the revised Korean Developmental Screening Test score classifications in early infancy?
Finding: A significant number of infants improved into the peer and high-level group (≥-1 standard deviations), especially in the gross motor area.
Meaning: The early detection of developmental delay requires a comprehensive medical history, physical and neurological examinations, and repeated developmental screenings.
Neonatology (Perinatology)
Thrombocytopenia in preterm infants born to mothers with systemic lupus erythematosus: a retrospective cohort study   (2,635 times)
Ru Xue, Guoqing Zhang, Xiafang Chen, Jun Bu, Lanlan Mi, Fei Bei
Clin Exp Pediatr. 2026;69(3):266-273.   Published online December 22, 2025
Question: What are the characteristics and clinical implications of thrombocytopenia in preterm neonates born to mothers with systemic lupus erythematosus?
Finding: Nearly one-third of preterm infants developed thrombocytopenia. Key modulators of this risk included gestational age, maternal hypertensive disorders of pregnancy, and hydroxychloroquine use. Thrombocytopenia may be associated with neonatal morbidity.
Meaning: Platelet count should be monitored during the first week of life, and infants should be assessed for potential complications.
Genetics and Metabolism
Interleukin (IL)-1B and IL-1 receptor antagonist gene polymorphisms in children with primary immune thrombocytopenia   (2,628 times)
Seham Mohamed Ragab, Wafaa Moustafa Abo ElFotoh, Mahmoud Ahmed El-Hawy, Eman Abdelfatah Badr, Saara Khairat Ali Mostafa, Mai El-Sayad Abd El-Hamid
Clin Exp Pediatr. 2024;67(9):465-473.   Published online July 24, 2024
· Polymorphisms in interleukin (IL)-1B and IL-1 receptor (IL-1R) antagonists may significantly affect the pathogenesis of immune thrombocytopenia (ITP).
· IL-1B and IL-1R antagonist gene polymorphisms are correlated with severity and susceptibility to primary ITP in children.
Nutrition
Human milk macronutrient composition and intake in relation to preterm infant growth: a cohort study   (2,619 times)
Eakkarin Mekangkul, Chonnikant Visuthranukul, Anongnart Sirisabya, Thaninee Chitsinchayakul, Santi Punnahitananda, Sirinuch Chomtho
Clin Exp Pediatr. 2026;69(5):428-436.   Published online April 22, 2026
Question: Is macronutrient intake, particularly that from human milk, distinctly associated with the growth of preterm infants?
Finding: Total protein and fat intake derived from human milk and fortifiers showed distinct positive associations with weight gain velocity.
Meaning: Particular attention to protein and fat composition during individualized human milk fortification can optimize weight gain in preterm infants.
Immunology
Serum bactericidal activity against meningococcus in patients with systemic lupus erythematosus   (2,604 times)
Soyoung Lee, Kyung-Hyo Kim, Ji Hyen Lee, Han Wool Kim
Clin Exp Pediatr. 2025;68(5):362-369.   Published online January 13, 2025
Question: What is the level of immunity against meningococcal infections in patients with systemic lupus erythematosus (SLE) under the age of 19, and is vaccination against meningococcus necessary for these patients, given their susceptibility to infections due to immunosuppressive treatments and disease characteristics?
Finding: Although some of our study patients exhibited serum bactericidal activity against meningococci, most remained seronegative.
Meaning: These findings suggest that patients with SLE who are at risk of meningococcal infection receive appropriate vaccinations.
Developmental and Behavioral Medicine
Effectiveness of online responsive teaching in young children with developmental disabilities: a pilot study   (2,590 times)
Jung Sook Yeom, Jeongmee Kim
Clin Exp Pediatr. 2024;67(6):303-311.   Published online May 21, 2024
Question: Does online responsive teaching (RT) impact children's and parents’ emotions and behaviors, and do parents find it satisfactory?
Finding: Online RT significantly improved children's pivotal and problem behaviors, decreased parenting stress, and enhanced parental interactive styles with high satisfaction.
Meaning: This pilot study's findings suggest that online RT can enhance child outcomes, offering accessible interventions amid challenges such as limited access and pandemics.
Editorial
Neonatology (Perinatology)
Intermittent sigh breaths during high-frequency oscillatory ventilation among newborn infants   (2,586 times)
Ga Won Jeon
Clin Exp Pediatr. 2025;68(7):486-488.   Published online April 16, 2025
Intermittent sigh breaths during high-frequency oscillatory ventilation can improve ventilation and oxygenation by enhancing lung recruitment. Although research on this approach in newborn infants is limited, some published studies suggest that sigh breaths are generally applied at a rate of 2–3 breaths/min with an inspiratory time of 0.5–1 second and pressure of current mean airway pressure + 5 cmH2O (maximum, 30 cmH2O).
Review Article
Other
Children’s health affected by parent’s behavioral characteristics: a review   (2,563 times)
Sung Eun Kim, Jongin Lee
Clin Exp Pediatr. 2024;67(5):232-239.   Published online August 21, 2023
· Parents’ occupational hazards, long working hours, and smoking behaviors should be modified adequately to minimize adverse health effects on their children.
· As of 2023, several diseases from fetal exposure to occupational hazards can be compensated with Industrial Accident Compensation Insurance in South Korea.
· A directed acyclic graph is recommended for medical research to control the effects of parents’ behaviors on children’s health.
Editorial
Other
Beyond the eye: a multidisciplinary perspective on managing pediatric myopia   (2,548 times)
Eoi Jong Seo
Clin Exp Pediatr. 2025;68(8):566-568.   Published online July 18, 2025
Myopia is a growing global public health concern because of its association with irreversible vision loss such as myopic traction maculopathy, rhegmatogenous retinal detachment, and glaucoma. The effective prevention of myopia in childhood requires a multidisciplinary approach that integrates ophthalmologic care with lifestyle, nutrition, and sleep interventions. Early detection through regular visual screening in schools and primary care settings and timely ophthalmology referrals are critical to preventing high myopia.
Original Article
Genetics and Metabolism
Role of microRNA-498 and microRNA-410 in neonatal hypoxic-ischemic encephalopathy   (2,530 times)
Eman Salah Eldeen Arafat, Hasnaa Hesham Abotaleb, Dina Abdel Razek Midan, Abdel Hamid Abdo Ismail, Zeinab Sabri Abouzouna
Clin Exp Pediatr. 2025;68(7):512-521.   Published online February 26, 2025
Question: Is it role of microRNA-410 (miRNA-410) and microRNA-498 (miRNA-498) in neonatal hypoxic-ischemic encephalopathy (HIE)?
Findings: miRNA-498 and miRNA-410 can be auxiliary diagnostic and prognostic tools for neonatal HIE.
Meaning: we can use miRNA-498 and miRNA-410 as markers and indicator for HIE.
Neonatology (Perinatology)
Association between impaired renal function based on decline in serum creatinine level and brain injury in neonates with hypoxic-ischemic encephalopathy   (2,505 times)
Mélaine Boget, William Rozalen, Jeanne Fayard, Mohamed Boucekine, Diane Gillot, Isabelle Grandvuillemin, Farid Boubred
Clin Exp Pediatr. 2026;69(5):437-442.   Published online April 27, 2026
Question: The clinical relevance of impaired renal function (IRF), based on the rate of serum creatinine level decline during the week after birth, in neonates treated with therapeutic hypothermia for hypoxic-ischemic encephalopathy need further investigation.
Finding: In this study, neonates with IRF had 2-fold higher risk of early death or severe brain injury.
Meaning: IRF can be used as a marker of adverse neonatal outcomes.
Nutrition
Parental support and exclusive breastfeeding at 3 months in West Java, Indonesia: a mixed-methods approach   (2,490 times)
Ratu Ayu Dewi Sartika, Fadila Wirawan, Wawan Gunawan, Primasti Nuryandari Putri, Nurul Husna Mohd Shukri
Clin Exp Pediatr. 2024;67(7):358-367.   Published online June 21, 2024
Question: Does paternal support affect exclusive breastfeeding failure?
Finding: Exclusive breastfeeding failure by 3 months was affected by paternal support.
Meaning: Fathers should be included in breastfeeding education and antenatal care.
Other
Impact of thyroid hormones and serum endothelin levels on pediatric asthma control: a case-control study of an Indian population   (2,489 times)
Murugaiyan Sathishbabu, Sathiya Ramasamy, Niranjjan Ramachandran, Soundararajan Palanisamy, Arulvijayavani Subramaniam
Clin Exp Pediatr. 2025;68(10):831-837.   Published online September 22, 2025
Question: What are the roles of thyroid hormones and endothelin in South Indian children with asthma?
Finding: Thyroid hormone and endothelin levels were significantly elevated in South Indian children with asthma; poorly controlled cases exhibited the highest levels. Elevated thyroid-stimulating hormone and endothelin levels were correlated with asthma severity.
Meaning: Serum endothelin is a potential surrogate marker for asthma severity that could aid the assessment and management of childhood asthma.
Infection
Association between vitamin D polymorphisms and binding protein and COVID-19 risk and severity in children   (2,473 times)
Victoria Giatraki, Helen Dimitriou, Georgia Martimianaki, Christos Tsatsanis, Emmanouil Galanakis, Chrysoula Perdikogianni
Clin Exp Pediatr. 2025;68(12):998-1006.   Published online October 22, 2025
Question: Addressing crucial genetic variants within the vitamin D pathway and coronavirus disease 2019 (COVID-19) susceptibility, the vitamin D receptor, vitamin D binding protein, and CYP27B1-1260 polmorphisms might be associated with COVID-19 occurrence and severity in children.
Finding: The FokI FF genotype might be an independent risk factor for COVID-19 severity in childhood.
Meaning: This research may further elucidate genetic susceptibility to multisystem viral infections and establish genetic markers for severe clinical outcomes.
Neonatology (Perinatology)
Short-term outcomes of oropharyngeal administration of colostrum in preterm neonates: a double-blind placebocontrolled randomized trial   (2,449 times)
Ameneh Lamsehchi, Maryam Shokouhi Solgi, Mohammad Kazem Sabzehei, Behnaz Basiri, Elahe Talebi Ghane, Kiana Kimiaei Asadi, Sina Azadnajafabad
Clin Exp Pediatr. 2025;68(1):73-79.   Published online October 31, 2024
Question: What are the short-term outcomes of oropharyngeal administration of colostrum (OAC) in preterm neonates?
Finding: This study demonstrated the significantly lower rates of necrotizing enterocolitis, clinically suspected sepsis, shorter hospital stay, period to full enteral feeding, and antibiotic therapy period in the OAC group.
Meaning: This trial may further expand the clinical application of OAC in premature infants to reduce their length of hospital stay and complications.
General Pediatrics
Lipoprotein(a) prevalence trends in Portuguese children and adolescents: a real-world perspective   (2,447 times)
Isabel Morais Ribeiro, Susete Vieira, Miguel Saraiva, Mónica Tavares, José Carlos Oliveira, Isabel Mangas Palma, Helena Ferreira Mansilha
Clin Exp Pediatr. 2025;68(12):1031-1040.   Published online November 24, 2025
Early lipid screening, including lipoprotein(a) (Lp(a)), in children/adolescents is key to identifying and managing dyslipidemia and reducing the risk of early-onset cardiovascular disease. This study shows that prevalence of elevated Lp(a) in high-risk Portuguese children is alarming, with over 30% at intermediate/high risk and nearly 1% at very high-risk (>430 nmol/L). Since Lp(a) is mostly genetically determined, one-time early screening in atrisk children is crucial for timely monitoring and prevention.
Nephrology (Genitourinary)
Serum metabolomic profile in children with sepsis-associated acute kidney injury   (2,374 times)
Nisha Chaudhary, Praveen Singh, Abhijeet Saha, Shantanu Sengupta
Clin Exp Pediatr. 2026;69(7):545-554.   Published online April 15, 2026
Question: Can the potential metabolites/pathways involved in the pathogenesis of sepsis-associated acute kidney injury (SA-AKI) be identified using metabolomics?
Finding: We identified 18 novel metabolites involved in the pathogenesis of SA-AKI as well as 31 metabolites that were altered in severe AKI. Linoleic acid, linolenic acid, and phospholipid pathways were altered in SA-AKI.
Meaning: Once validated, these markers may be used to diagnose SA-AKI at an early stage before sufficient kidney injury occurs.
Pulmonology
High-Risk CCL14 lineage drives severe Mycoplasma pneumoniae pneumonia in children: a study in central China   (2,369 times)
Chunbo Hao, Zijie Li, Yanjuan Yu, Song Wang, Genhao Wang, Gaijing Jia, Tiantian Sun, Shouhang Chen, Yang Wu, Yu Tang, Fang Wang, Guangcai Duan, Yuefei Jin
Clin Exp Pediatr. 2026;69(6):497-507.   Published online April 10, 2026
Question: Are the predominant circulating strains of Mycoplasma pneumoniae associated with disease severity and clinical indicators?
Finding: The common cluster label 14 (CCL14) lineage was a high-risk clone circulating in central China that demonstrated a strong association between severe pediatric pneumonia and a distinct hyperinflammatory profile.
Meaning: Targeted molecular surveillance of the CCL14 lineage may facilitate early risk stratification and guide clinical management to reduce the burden of severe disease.
Infection
Clinical outcomes and healthcare utilization of hospitalized children with influenza versus COVID-19   (2,354 times)
David Chun-Ern Ng, Chuin-Hen Liew, Kah Kee Tan, Joanne Pereira, Muhammad Ihsan Roslan, Xiang Lin Cheng, Hui Yi Lim, Farah Nuruliayana A. Nazri, Asuwani Maran, Wan Fei Wong, Yasothai Chandran, Syaniza Shaharudin, Pon Ling Lau, Naveen Nair Gangadaran, Marlindawati Mohd Ali
Clin Exp Pediatr. 2025;68(12):1007-1014.   Published online October 2, 2025
Question: How do clinical presentations, healthcare resource utilization, and outcomes differ between children hospitalized with influenza versus coronavirus disease 2019 (COVID-19)?
Finding: Patients with influenza were older, were more symptomatic, and required greater healthcare resources, including intravenous fluids, empirical antibiotics, respiratory support, and pediatric intensive care unit admission.
Meaning: Influenza involves greater severity and a higher healthcare burden than COVID-19, highlighting the need for preventive strategies such as vaccination and hospital resource planning during seasonal outbreaks.
Hematology
Assessment of natural killer cell subpopulations in pediatric patients with transfusion-dependent β-thalassemia major   (2,323 times)
Fathia Ibrahim Elbassal, Mohamed Abdel Rehim Soliman, Nourhan Hossam Eldin Mohamed, Mai El-Sayad Abd El-Hamid, Hanan Hassan El-Sheity
Clin Exp Pediatr. 2025;68(12):981-990.   Published online September 12, 2025
Question: How does iron overload affect immunity in pediatric patients with transfusion-dependent β-thalassemia major?
Finding: Iron overload in these patients is associated with disrupted natural killer (NK) cell subpopulations, reflecting impaired innate immunity.
Meaning: This highlights the need to monitor immune profile alongside iron status during thalassemia management.
General Pediatrics
Role of proper postnatal care in continued exclusive breastfeeding among young Indonesian mothers   (2,300 times)
Wahyu Triadmajani, Shinta Prawitasari, Abdul Wahab
Clin Exp Pediatr. 2024;67(12):686-693.   Published online September 12, 2024
Question: Is proper postnatal care (PNC) associated with exclusive breastfeeding (EBF) practice among young Indonesian mothers?
Finding: Proper PNC elevates the likelihood of EBF among Indonesian adolescent mothers aged 15–19 years.
Meaning: Breastfeeding services should be provided during the early postnatal period to support EBF practice among adolescent mothers. High-quality PNC is a tailored intervention for vulnerable populations.
Editorial
Immunology
Utility of eosinophil granule proteins in management of pediatric chronic cough   (2,266 times)
Chang-Keun Kim
Clin Exp Pediatr. 2024;67(10):519-520.   Published online April 17, 2024
· Pediatric chronic cough often involves eosinophilic inflammation; however, objective measurements are not routinely used in treatment decisions.
· Accurate biomarkers of eosinophil activity, such as eosinophil-derived neurotoxin (EDN) and cationic proteins (ECP), should be used. EDN, which overcomes the shortcomings of ECP, recently received approval for use in Korean healthcare settings.
· EDN and ECP can play a role in treatment period and drug selection decisions.


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