Topics

  • HOME
  • TOPICS
  • Topics
Editorial
Infection
Importance of maintaining a high childhood vaccination rate and surveillance program against Japanese encephalitis in Korea
Su Eun Park
Clin Exp Pediatr. 2022;65(3):127-128.   Published online February 16, 2022
∙ Recent epidemiologic changes of Japanese encephalitis (JE) in Korea are area (rural to urban or suburban) and age shift (children to adult).
∙ Although the main factors contributing to recent epidemiologic changes of JE are not well identified, maintaining high vaccination rates of JE appear to be important in preventing of JE in all age groups.
∙ Continuous surveillance for epidemiology and seroprevalence should be carried out.
Review Article
Neonatology (Perinatology)
Retinopathy of prematurity: a review of epidemiology and current treatment strategies
Eun Hee Hong, Yong Un Shin, Heeyoon Cho
Clin Exp Pediatr. 2022;65(3):115-126.   Published online October 12, 2021
There have been global tri-phasic epidemic periods of retinopathy of prematurity (ROP). In recent years, its incidence has reportedly been 10%–40% depending on country and study population. Current treatment strategies for ROP include laser photocoagulation, surgical treatment, and anti-vascular endothelial growth factor treatment, the role of which has drawn attention in recent years.
Infection
Changes in age-specific seroprevalence of Japanese encephalitis virus and impact of Japanese encephalitis vaccine in Korea
Byung Ok Kwak, Young Jin Hong, Dong Hyun Kim
Clin Exp Pediatr. 2022;65(3):108-114.   Published online September 24, 2021
Since the introduction of a universal Japanese encephalitis (JE) vaccination program and urbanization, the incidence of JE has dramatically decreased in Korea. However, recent JE cases have occurred, predominantly among unvaccinated adults and with a shift in age distribution. Continuous surveillance of the seroprevalence of JE is required to establish a proper immunization policy in Korea.
Original Article
Developmental and Behavioral Medicine
Effectiveness of obesity interventions among South Korean children and adolescents and importance of the type of intervention component: a meta-analysis
Siyoung Choe, Jaesin Sa, Jean-Philippe Chaput, Deokjin Kim
Clin Exp Pediatr. 2022;65(2):98-107.   Published online November 23, 2021
Question: What is the overall effect of obesity interventions among Korean children and what affects their effectiveness?
Finding: Interventions were strongly favored over controls. Interventions including at least one physical activity component were significantly better than those that did not. Sex, age, baseline weight category, intervention duration, and the number of intervention components were not significant.
Meaning: Future obesity interventions for Korean children must seek to include physical activity components.
General Pediatrics
Effect of maternal and child factors on stunting: partial least squares structural equation modeling
Agus Santosa, Essa Novanda Arif, Dinal Abdul Ghoni
Clin Exp Pediatr. 2022;65(2):90-97.   Published online May 4, 2021
Question: What effects do maternal and child factors have on stunting? Are there significant indicators of stunting?
Finding: Child and maternal factors had 49.8% and 30.3% effects on stunting, respectively. The primary child factor was infant formula dose, while the primary maternal factor was nutritional status.
Meaning: More attention to nutritional status during pregnancy and ensuring the appropriate dose of infant formula at ages 6–24 months can prevent stunting.
Endocrinology
Association between polycystic ovary syndrome and risk of attention-deficit/hyperactivity disorder in offspring: a meta-analysis
Azam Maleki, Saeid Bashirian, Ali Reza Soltanian, Ensiyeh Jenabi, Abdollah Farhadinasab
Clin Exp Pediatr. 2022;65(2):85-89.   Published online April 15, 2021
Question: Have polycystic ovary syndrome (PCOS) increased risk of having an offspring with attention-deficit/hyperactivity disorder (ADHD)?
Finding: Six articles (3 cohort and 3 case-control studies; 401,413 total ADHD cases) met the study criteria. Maternal PCOS was associated with an increased risk of ADHD in the offspring based on odds ratio (OR) and relative ratio (RR) (OR, 1.42; 95% confidence interval [CI], 1.27–1.57) and (RR, 1.43; 95% CI, 1.35–1.51), respectively.
Meaning: Our study showed that maternal PCOS is a risk factor for ADHD.
Editorial
Allergy
Dietary restriction misconceptions and food allergy education in children with atopic dermatitis
You Hoon Jeon
Clin Exp Pediatr. 2022;65(2):83-84.   Published online January 27, 2022
∙ Food intake strategies for preventing food allergies have undergone major changes over the past 20 years.
∙ In children with atopic dermatitis, indiscriminate food restrictions without diagnostic testing leads to nutritional imbalance and poor growth.
∙ When determining food restrictions for pediatric patients with atopic dermatitis, an accurate food allergy diagnosis must be preceded, and continuous parental education about food intake is required.
Neurology
Cerebrospinal fluid biomarkers in various pediatric neurologic diseases
Jeongho Lee
Clin Exp Pediatr. 2022;65(2):81-82.   Published online January 6, 2022
Cerebrospinal fluid (CSF) has many important biomarkers that are commonly analyzed in pediatric neurologic diseases, including central nervous system infection and inflammation. Neurologic disease in pediatrics is difficult to diagnosis, there are challenges in developing CSF profiles. Some biomarkers are expected to help differential diagnosis.
Review Article
Nephrology (Genitourinary)
Blood pressure measurements and hypertension in infants, children, and adolescents: from the postmercury to mobile devices
Seon Hee Lim, Seong Heon Kim
Clin Exp Pediatr. 2022;65(2):73-80.   Published online September 15, 2021
· Hypertension is defined as a blood pressure (BP) >90th (elevated) or 95th (hypertension) percentile in children by height, age, and sex and >95th percentile in neonates by age, birth weight, and sex.
· Although the oscillometric method can be used for screenings, the auscultatory method remains the gold standard. The hybrid method employs the auscultatory and electronic methods and can reduce bias.
· BP measurement mobile device applications have a potential for development.
General Pediatrics
A new perspective on cholesterol in pediatric health: association of vitamin D metabolism, respiratory diseases, and mental health problems
Jeana Hong
Clin Exp Pediatr. 2022;65(2):65-72.   Published online December 9, 2021
∙ Pediatric dyslipidemia is associated with several health problems besides cardiovascular diseases.
∙ There is a direct association between pediatric dyslipidemia and low serum vitamin D levels, asthma, and mental health problems regardless of body mass index.
∙ More large-scale nationally representative studies are needed to establish the appropriate cutoff points for the definition of dyslipidemia that is a prerequisite for further epidemiological studies in the Korean pediatric population.
Neurology
Promising candidate cerebrospinal fluid biomarkers of seizure disorder, infection, inflammation, tumor, and traumatic brain injury in pediatric patients
Seh Hyun Kim, Soo Ahn Chae
Clin Exp Pediatr. 2022;65(2):56-64.   Published online August 23, 2021
· Pediatric cerebrospinal fluid (CSF) components have been extensively evaluated as biomarkers of various neurologic diseases.
· Several promising candidate CSF biomarkers, including Tau, glial fibrillary acidic protein, neuron-specific enolase, S100β, and interleukins, have been studied in pediatric patients with seizure disorders, central nervous system infections, inflammation, tumors, hypoxic-ischemic encephalopathy, traumatic brain injuries, intraventricular hemorrhage, and congenital hydrocephalus.
· Circulating microRNAs in the CSF are a promising class of biomarkers for various neurological diseases.
Letter to the Editor
Other
Evaluation of simulation-based ultrasound course for pediatricians: a starting point for future training curriculum
Chon In Kuok, Avis Siu Ha Leung, Jonan Chun Yin Lee, Winnie Kwai Yu Chan
Clin Exp Pediatr. 2022;65(1):53-55.   Published online July 28, 2021
Question: Simulation-based ultrasound training is becoming more popular. Is there a role for pediatricians in such training programs?
Finding: Our program received promising feedback from its participants. Self-rated confidence in image interpretation and ultrasound-guided catheter insertion improved after the simulation. Participants reported a higher preference for performing ultrasound scans before radiologist assessment.
Meaning: Ultrasound training can be considered as part of the pediatric training curriculum in the future.
Original Article
Cardiology
Vasovagal syncope with mild versus moderate autonomic dysfunction: a 13-year single-center experience
Han Eoul Lee, Dong Won Lee
Clin Exp Pediatr. 2022;65(1):47-52.   Published online June 1, 2021
Question: It is well known that autonomic dysfunction contributes to vasovagal syncope (VVS). Does the degree of autonomic dysfunction contribute to clinical manifestations, diagnostic methods, treatment, and prognosis?
Finding: The clinical manifestations, diagnostic methods, treatment, and prognosis differ between patients with mild and moderate degrees of autonomic dysfunction.
Meaning: VVS is caused by autonomic dysfunction, but autonomic dysfunction severity need not be classified.
General Pediatrics
Global relationship between parent and child obesity: a systematic review and meta-analysis
Ju Suk Lee, Mi Hyeon Jin, Hae Jeong Lee
Clin Exp Pediatr. 2022;65(1):35-46.   Published online March 29, 2021
Question: Are parent and child obesity correlated worldwide?
Finding: Overweight and obese status of parents and children were significantly associated worldwide. The association between parent and child obesity was stronger in Asia than in Europe and the Middle East, and in high-income than in middle- and low-income countries.
Meaning: Childhood obesity is highly influenced by parental weight status, indicating that parents could play an important role in its prevention.
Editorial
General Pediatrics
Is it time to add point-of-care ultrasound education to pediatric residency curriculum?
Shin Ae Yoon
Clin Exp Pediatr. 2022;65(1):33-34.   Published online October 12, 2021
Growing point-of-care ultrasound (POCUS) use in pediatric patients has led to the need for POCUS education for pediatric residents. Recent experimental studies have suggested that POCUS education improves self-rated POCUS confidence and comfort in pediatric resident training. Considering the effective and sustainable POCUS education curriculum in pediatric resident training, simulation-based education would be a solution.
Endocrinology
Pediatricians must consider familial environment when diagnosing and managing childhood obesity
Young Suk Shim
Clin Exp Pediatr. 2022;65(1):31-32.   Published online April 19, 2021
•The prevalence of childhood obesity is increasing worldwide, including in the Republic of Korea, creating a major public healthissue.
•Accumulated evidence indicates a strong relationship between parentalandchildobesity.
•A family-based approach is indicated to prevent and manage childhoodandadultobesity.
Pediatric obesity: life cycle approach of pediatrician and society
Yong Hee Hong
Clin Exp Pediatr. 2022;65(1):29-30.   Published online December 28, 2021
• With the emerging epidemic of pediatric obesity, many endocrine comorbidities classically seen in adulthood are surfacing much earlier in life.
• Appropriate obesity counseling and education should be provided from infancy to adolescence.
• Managing pediatric obesity may require school and society involvement.
Review Article
Gastroenterology
Upper gastrointestinal tract involvement of Crohn disease: clinical implications in children and adolescents
Eun Sil Kim, Mi Jin Kim
Clin Exp Pediatr. 2022;65(1):21-28.   Published online September 10, 2021
· Clinical manifestations of upper gastrointestinal (UGI) tract involvement in Crohn's disease (CD) are common but often clinically underestimated.
· Diagnosing CD by confirming inflammation of the UGI tract histologically is challenging because macroscopic and microscopic findings overlap with those of other diseases.
· Ongoing efforts are needed to enable a standardized assessment of UGI CD in the future.
Neurology
Worldwide national intervention of developmental screening programs in infant and early childhood
Seunghyo Kim
Clin Exp Pediatr. 2022;65(1):10-20.   Published online September 30, 2021
∙ Prevalence rate of developmental disabilities has been reported from 8% to 15% and its rate is increasing worldwide.
∙ The critical period of intervention for developmental delay is before the child reaches 3 years of age.
∙ All primary care pediatricians should conduct developmental surveillance and screening tests to infants and children at scheduled visits. Through this, they are liable for providing early identification and timely intervention.
Neonatology (Perinatology)
Growth patterns of preterm infants in Korea
Joohee Lim, So Jin Yoon, Soon Min Lee
Clin Exp Pediatr. 2022;65(1):1-9.   Published online July 8, 2021
∙ The growth of preterm infants is a main focus of neonatology.
∙ Preterm infants in Korea, especially those with a very low birth weight, achieve retarded growth.
∙ Careful growth monitoring and early intervention will contribute to better development outcomes and quality of life for preterm infants and improve public health.
Letter to the Editor
Allergy
Environmental and dietary factors to be checked for treatment of atopic dermatitis in rural children
Sanghwa Youm, Eunjoo Lee, Jeongmin Lee
Clin Exp Pediatr. 2021;64(12):661-663.   Published online October 1, 2021
Question: What are the distinctive features of rural children with atopic dermatitis?
Finding: Birch and dog dander were the second most sensitized aeroallergens (32.6%), followed by house dust mites. Doctors and guardians reported food allergy comorbidities differently (19.9% and 43.5%, respectively). Dietary restrictions without medical evaluation were observed in 39.7% of patients.
Meaning: Effects of pollen distribution and indirect animal exposure should be evaluated. Evidence-based dietary restrictions must be implemented.
Original Article
Infection
Viral load and rebound in children with coronavirus disease 2019 during the first outbreak in Daegu city
Mi Ae Chu, Yoon Young Jang, Dong Won Lee, Sung Hoon Kim, Namhee Ryoo, Sunggyun Park, Jae Hee Lee, Hai Lee Chung
Clin Exp Pediatr. 2021;64(12):652-660.   Published online October 12, 2021
Question: What is the natural course of viral load in children with coronavirus disease 2019 (COVID-19)?
Finding: A significant number of patients still had a relatively high viral load once clinically asymptomatic. Nearly half of the patients experienced viral rebound, which contributed to prolonged viral detection in their respiratory specimens.
Meaning: Further studies are needed to determine the clinical significance of viral rebound in asymptomatic or mild pediatric cases of COVID-19.
General Pediatrics
Efficacy of probiotics for managing infantile colic due to their anti-inflammatory properties: a meta-analysis and systematic review
Reza Shirazinia, Ali Akbar Golabchifar, Mohammad Reza Fazeli
Clin Exp Pediatr. 2021;64(12):642-651.   Published online April 12, 2021
Question: Do probiotics reduce colic symptoms?
Finding: Probiotics reduced colic symptoms in colicky infants probably due to the anti-inflammatory properties.
Meaning: Probiotics may be an effective and less noxious way to manage infantile colic.
Other
Spatial modeling of mortality from acute lower respiratory infections in children under 5 years of age in 2000–2017: a global study
Ali Almasi, Sohyla Reshadat, Alireza Zangeneh, Mehdi Khezeli, Raziyeh Teimouri, Samira Rahimi Naderi, Shahram Saeidi
Clin Exp Pediatr. 2021;64(12):632-641.   Published online March 19, 2021
Question: We assessed the spatial modeling of mortality from acute lower respiratory infections in children under 5 years old during 2000–2017 using a global data.
Finding: The total number of child deaths during the study period decreased, while the number of hot spots increased among countries.
Meaning: Hot spots were concentrated in Asia in 2000 but shifted toward African countries by 2017. A cold spot formed in Europe over the study period.
Editorial
Other
Global trend and disparity of acute lower respiratory infection as cause of mortality in children under 5 years of age
Abdul Wahab
Clin Exp Pediatr. 2021;64(12):630-631.   Published online June 11, 2021
Acute lower respiratory infection (ALRI) is the leading cause of death among children under 5 years of age worldwide, especially in low- and middle-income countries. A spatial analysis explains the trends and severity based on the conditions of each country. Countries in Asia and Africa experience many cases of mortality caused by ALRI.
Neurology
Recent studies are focus on the new treatments for hypoxicischemic encephalopathy (HIE) and long-term outcomes in later childhood and adolescence in children with a history on HIE
Eun Sook Suh
Clin Exp Pediatr. 2021;64(12):628-629.   Published online September 30, 2021
Neonatal encephalopathy is the most important reason for morbidity and mortality. The early detection of neonate with high risk for hypoxic ischemic encephalopathy (HIE) and treatment are important for prevent long term complication. Hypothermia is currently standard treatment option for HIE. Several clinical studies have been performed due to improve the long term outcome. New therapeutic options including xenon, allopurinol, erythropoietin, topiramate will help to reduce neuropsychiatric disability.
Review Article
Endocrinology
Endocrine comorbidities of pediatric obesity
Jieun Lee, Jae Hyun Kim
Clin Exp Pediatr. 2021;64(12):619-627.   Published online August 26, 2021
∙ Pediatric obesity can involve endocrine comorbidities such as prediabetes, type 2 diabetes, dyslipidemia, metabolic syndrome, polycystic ovary syndrome, and central precocious puberty.
∙ Prediabetes and type 2 diabetes in youth aged 10–19 years had a prevalence of 25.9% and 0.6% in 2013–2014, respectively.
∙ Dyslipidemia in Korean adolescents aged 10–18 years had a prevalence of 7.64% (total cholesterol ≥200 mg/dL), 6.09% (low-density lipoprotein cholesterol ≥130 mg/dL), 8.69% (triglyceride ≥150 mg/dL), and 12.52% (high-density lipoprotein cholesterol ≤40 mg/dL) in 2007–2018.
∙ Metabolic syndrome in Korean youth has a prevalence of 1.9%–14.7% in males and 1.7%–12.6% in females with wide variation in definitions.
∙ Appropriate comorbidity screening and management and/or specialist referral are necessary for obese children and adolescents.
Neurology
Cognitive outcomes in late childhood and adolescence of neonatal hypoxic-ischemic encephalopathy
Bo Lyun Lee, Hannah C. Glass
Clin Exp Pediatr. 2021;64(12):608-618.   Published online May 24, 2021
∙ Cognitive impairments occur in children with hypoxic-ischemic encephalopathy (HIE) even without neuromotor deficits.
∙ Therapeutic hypothermia has improved neurodevelopmental outcomes of children with HIE; however, 40% of children remain at risk of death/disability or cognitive impairments necessitating the development of adjunctive neuroprotective therapies.
∙ Long-term follow-up until adolescence is required to identify cognitive dysfunction.
∙ A pattern of watershed injury on brain imaging is associated with poor cognitive outcomes.
Infection
Recommendation for use of diphtheria and tetanus toxoids and acellular pertussis, inactivated poliovirus, Haemophilus influenzae type b conjugate, and hepatitis B vaccine in infants
Hye-Kyung Cho, Su Eun Park, Yae-Jean Kim, Dae Sun Jo, Yun-Kyung Kim, Byung-Wook Eun, Taek-Jin Lee, Jina Lee, Hyunju Lee, Ki Hwan Kim, Eun Young Cho, Jong Gyun Ahn, Eun Hwa Choi; The Committee on Infectious Diseases of the Korean Pediatric Society
Clin Exp Pediatr. 2021;64(12):602-607.   Published online June 8, 2021
∙ Diphtheria and tetanus toxoids and acellular pertussis-inactivated poliovirus-Haemophilus influenzae type b-hepatitis B (DTaP-IPV-Hib-HepB) was licensed in Korea in April 2020.
∙ DTaP-IPV-Hib-HepB is indicated as a 3-dose primary series for infants aged 2, 4, and 6 months who received the standalone HepB vaccine at birth.
∙ Infants born to HepB surface antigen-positive mothers are currently recommended to be immunized with HepB immunoglobulin at birth and then monovalent HepB vaccine at 0, 1, and 6 months.
Letter to the Editor
Infection
Multisystem inflammatory syndrome in children and Kawasaki disease in infants: 2 sides of the same coin?
Hing Cheong Kok, Dinesh Nair, Ke Juin Wong, Siew Moy Fong
Clin Exp Pediatr. 2021;64(11):599-601.   Published online October 7, 2021
Question: Are multisystem inflammatory syndrome in children (MIS-C) and Kawasaki disease (KD) in infants, 2 sides of the same coin?
Finding: Here we report on a 4-month-old girl with MIS-C and signs of KD with shock. Most (83%) infants with MIS-C had features of KD, especially KD shock syndrome.
Meaning: MIS-C is similar to KD, and likely is a consequence of dysregulated immune responses secondary to sudden acute respiratory syndrome coronavirus 2 infection.
  • PubMed Central
  • PubMed
  • Scopus
  • Directory of Open Access Journals (DOAJ)

Close layer
prev next