"Most downloaded" Articles are from the articles published in 2024 during the last six months.
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Question: What can predict immunoglobulin A vasculitis (IgAV) recurrence, and when does it occur? How do childhood- and adolescent-onset IgAV compare? Finding: The IgAV recurrence rate was 35.6%. It usually occurred within 12 months and was associated with corticosteroids treatment. Meaning: Childhood-onset IgAV more commonly featured gastrointestinal and musculoskeletal manifestations and required hospitalization. Adolescent-onset IgAV more commonly featured renal involvement. Vigilant monitoring for recurrence is necessary, particularly with corticosteroids treatment. |
| Atopic dermatitis (AD) is a complex disease with multifactorial pathogenesis and variable clinical presentation. Up to one-fifth of patients with AD develop moderate to severe disease that is often refractory to classical therapies and can compromise quality of life. This review summarizes recent clinical evidence on biological agents and small-molecule immunotherapies for the treatment of AD. |
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Question: Does high-protein enteral nutrition better increase the average nitrogen balance (NB) and decrease the intestinal fatty acid-binding protein (I-FABP) level of critically ill postoperative children than standard-protein enteral nutrition? Finding: The study demonstrated a significant increase in average NB but no significant decrease in I-FABP levels in the high- versus low-protein group. Meaning: These findings suggest that high-protein enteral nutrition can improve NB in critically ill postoperative children, thereby supporting their recovery. |
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· Allergic march occurs in a subset of children, beginning with atopic dermatitis and progressing to food allergies, allergic rhinitis, and/or asthma. Its early diagnosis is important to slowing its progression. · Eosinophil-derived neurotoxin (EDN), an excellent biomarker of eosinophil activity, is often elevated in allergic diseases. · EDN levels have been used to predict allergic disease development and diagnose, treat, and monitor allergic diseases. |
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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. |
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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). |
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Question: As small for gestational age (SGA) neonates are more susceptible to infections, we hypothesized that their complete blood count and leukocyte differentiation might be affected. Finding: The counts of multiple blood cells of extreme SGA neonates were affected as illustrated by multivariate analyses, which showed significant decreases in neutrophil, monocyte, lymphocyte, and thrombocyte counts. Meaning: The mechanisms underlying this phenomenon and its clinical effects require further elucidation. |
| Compared to PCV13, PCV15 includes 2 (22F and 33F), and PCV20 includes 7 (8, 10A, 11A, 12F, 15B, 22F, and 33F) additional serotypes. The vaccination schedule remains the same: primary doses at 2, 4, and 6 months, and a booster at 12–15 months. If PCV13 was administered in the primary series, PCV15 and PCV20 may be used to complete it or as a booster. |
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Question: What are the pulmonary manifestations and clinical characteristics of telomere biology disorders in children with interstitial lung disease? Finding: Telomere biology disorders are an important but often underrecognized cause of childhood interstitial lung disease and are associated with variable pulmonary, radiologic, and histopathologic findings, frequent multisystem involvement, and often severe disease progression. Meaning: Early genetic testing and multidisciplinary evaluation are essential for timely diagnosis, optimized management, and improved outcomes in affected children. |
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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. |
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Question: What genes are commonly altered in mother-neonate dyads immediately after shared exposure to preeclampsia? Finding: Perinatal/peripartum gene expression in preeclampsia is context-dependent, involves diverse signaling pathways, and is associated with some perinatal features. Meaning: Our results may help build the fundamentals for managing future cardiometabolic risks in these populations. Further investigation of the long-term influence of these candidate genes on cardiometabolic phenotypes is required. |
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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. |
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Question: Is metabolic acidosis at birth in very low birth weight infants (VLBWIs) associated with long-term clinical outcomes? Finding: Metabolic acidosis at birth was associated with increased mortality, adverse respiratory outcomes, neurological morbidities, and infection-related and gastrointestinal outcomes. Meaning: VLBWIs with metabolic acidosis are at high risk of systemic complications. This finding emphasizes the need for close monitoring and comprehensive care. |
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A recent unexplained acute kidney injury (AKI) outbreak due to pharmaceutical product contamination with diethylene glycol (DEG) raises public attention. Our study revealed that DEG-contaminated paracetamol causes unexplained AKI in children. However, paracetamol is not the only contaminated drug. Other drugs, such as cough expectorants, antihistamines, and sedatives, can also be affected. Other chemicals, such as ethylene glycol and propylene glycol, can also contribute to poisonings. |
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To prevent food allergy in infants, based on the dual allergen exposure hypothesis, we recommend a personalized approach consisting of both skin intervention (eczema treatment to achieve early remission and well-controlled skin without eczema to prevent percutaneous immunoglobulin E sensitization) and oral intervention (early allergenic food introduction). |
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Question: Can pediatric autoimmune hemolytic anemia (AIHA) be effectively managed using first-line steroids? Finding: In this single-center study, pediatric patients with AIHA achieved normal hemoglobin levels within 16.5 days (range, 9.0–22.0 days) of first-line steroid treatment and maintained effective responses for 2 months. Meaning: These outcomes highlight the efficacy of steroid treatment in pediatric versus adult AIHA and underscore the need for multicenter trials to establish standardized treatment guidelines. |
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· The prevalence of vitamin D deficiency is high among children and adolescents and mainly attributed to changes in environmental factors. · Vitamin D hormone-like properties are associated with many endocrine-related disorders. · The effect of vitamin D is modulated by the vitamin D receptor, polymorphisms of which are reportedly associated with an increased risk of disease development in children and adolescents. |
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Universal newborn screening for severe combined immunodeficiency (SCID) demonstrates robust cost-effectiveness across diverse high-income healthcare systems, both from healthcare and societal standpoints. Early detection yields substantial savings. While uncertainties persist, impacting precise cost-effectiveness, the overall finding is positive. Future research must prioritize enhanced data collection and statistical rigor to refine our understanding of SCID's economic impact within the Australian context. |
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· The ecological impacts of microplastics have been documented. It was recently recognized that they can directly or indirectly cause diseases in humans. · There are few established methods for assessing human exposure to microplastics. · Standardization of exposure assessments and large-scale epidemiological studies are required to explore the human effects of microplastics. |
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Question: What are the most common enteric pathogens in acute diarrhea among children younger than 5 years of age, and which age group is most susceptible? Finding: Bacteria were the most common causative microorganisms of diarrhea, followed by viruses, parasites, and fungi. The 1–2-year age group was the most commonly affected. Meaning: There is a need to formulate preventive strategies targeting children exposed to enteric pathogens to limit diarrhea. |
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Question: Postinfectious bronchiolitis obliterans (PIBO) is a chronic respiratory disease that typically develops in children after a severe respiratory infection. Bronchopulmonary dysplasia (BPD) is often comorbid in patients with PIBO. Finding: Corticosteroid pulse therapy effectively manages PIBO with or without comorbid BPD, significantly reducing exacerbations and decreasing the daily requirement for inhaled corticosteroids. Meaning: Therapeutic effects of corticosteroid pulses are rapid and sustained over time, in both groups. |
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Question: Does less invasive surfactant administration (LISA) (vs. intubation-surfactant-extubation) improve clinical outcomes in preterm infants with respiratory distress syndrome? Finding: LISA significantly reduced intubation and invasive mechanical ventilation needs within the first 72 hours and shortened the overall invasive respiratory support duration without increasing other morbidities. Meaning: LISA is a less invasive and safer surfactant delivery alternative. Larger multicenter trials are needed to confirm its long-term safety and efficacy, especially in low- and middle-income countries. |
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Question: In children with proliferative lupus nephritis, do National Institutes of Health-modified indices and treatment choices predict long-term kidney function? Finding: Higher chronicity index scores, especially tubular atrophy and interstitial fibrosis, predicted kidney impairment. Additionally, the use of mycophenolate mofetil (MMF) for maintenance therapy was associated with a lower risk of kidney function decline. Meaning: The early recognition of chronic lesions and MMF-based maintenance therapy may improve kidney outcomes in childhood-onset lupus nephritis. |
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· Iron deficiency has important effects on neurodevelopment and the immune system in children. · Hepcidine plays an important role in iron homeostasis. · Diagnosis and treatment of iron deficiency in chronic inflammatory disease are important for patients' quality of life and disease course. |
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The prevalence of attention-deficit/hyperactivity disorder, conduct disorder, and other related behavioral problems is increasing among children, likely due to less interaction with their parents and the real world and more time spent on screens, on social media, and in the virtual world. This article highlights several simple, basic parenting principles to facilitate the growth of healthy, resilient minds and combat the symptoms of opposition, hyperactivity, and distractibility. |
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· Sensitivity to endocrine-disrupting chemical (EDC) exposure increases during critical developmental periods (in embryos, fetuses, and neonates). · Pre- and postnatal exposure to EDCs is associated with fetal growth restriction, preterm birth, and low birth weight. · Exposure to EDCs during fetal and early postnatal life can have lasting and lifelong neurodevelopmental outcomes, including autism spectrum, attention deficit hyperactivity, and other cognitive and behavioral disorders. |
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· Diet behaviors in children and adolescents are influenced by environmental and sociocultural factors. · Unhealthy diet behaviors and poor diet quality are the main contributing factors to noncommunicable diseases and mental health problems during childhood and adolescence. · Smoking and alcohol drinking in children and adolescents may be associated with unhealthy diet behavior or poor diet quality. |
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Clinical and Experimental Pediatrics is an open access journal. All articles are distributed under the terms of the Creative Commons Attribution NonCommercial License (http://creativecommons.org/licenses/by-nc/4.0/)
Copyright © 2026 by Korean Pediatric Society.





