This Week in Pediatrics
JAMA Pediatrics – The Science of Child and Adolescent Health
Explore the latest in child health including food and nutrition, Kawasaki disease and C difficile, effects of media, and more. Formerly Archives of Pediatrics.
Contemporary Pediatrics – Clinical News & Pediatrician Practice Tips
ByMorgan Ebert, Executive Editor,Kevin Kaiserman, MD ... New ADA 2026 analyses show Afrezza delivered comparable glycemic control, favorable safety, and higher treatment satisfaction in youth.
Weekly review: Mental health concerns, FDA approvals, and more | Contemporary Pediatrics
A large cohort study published in JAMA Network Open found that mental health concerns are being addressed with increasing frequency during pediatric primary care visits, underscoring the growing role of pediatricians in behavioral health care.
Research of the Day
Iron Deficiency in Infancy and Long-Term Cognitive Outcomes: 10-Year Follow-Up
This prospective cohort followed children with iron deficiency anemia in infancy through age 10, comparing cognitive outcomes to iron-sufficient peers. Despite iron repletion in infancy, children with early anemia showed persistent differences in executive function and spatial memory.
Key findings: (1) Early iron deficiency associated with lower scores on math and reading assessments; (2) Differences in brain structure observed on MRI at age 10; (3) Duration of deficiency correlated with magnitude of effect.
Emphasize prevention through dietary counseling and appropriate screening. Iron-rich complementary foods should be introduced at 6 months. Consider iron supplementation in high-risk populations.
Popular Beliefs
Remove ticks with a lit match or petroleum jelly
What the evidence shows: These methods can cause the tick to regurgitate into the wound, increasing disease transmission risk. Use fine-tipped tweezers to grasp the tick close to the skin and pull upward with steady pressure. Save the tick for identification if possible.
Vaccines cause autism
What the evidence shows: This thoroughly debunked claim originated from a fraudulent 1998 study. Multiple large-scale studies involving millions of children have found no association between vaccines and autism. The original study was retracted and its author lost his medical license. Vaccines are safe and essential.
Children outgrow ADHD
What the evidence shows: While symptoms often change with age, approximately 60% of children with ADHD continue to have symptoms into adulthood. Hyperactivity typically decreases, but inattention and impulsivity often persist. Ongoing monitoring and treatment adjustment is important across the lifespan.
Behaviors
Screen Time and Executive Function in Preschoolers: A Longitudinal Analysis
This prospective cohort study followed 850 children from ages 2 to 5 years, examining the relationship between screen time exposure and executive function development. Researchers used validated parent-report measures and direct assessments of working memory, inhibitory control, and cognitive flexibility.
Children with more than 2 hours of daily screen time at age 2 showed lower scores on executive function measures at age 5. Notably, the type of screen content mattered—educational programming showed smaller associations than passive entertainment viewing. Joint parent-child viewing partially mitigated negative effects.
These findings support counseling families on the AAP recommendation of less than 1 hour per day of high-quality programming for children 2-5 years. Emphasize co-viewing and educational content when screens are used. Executive function is crucial for school readiness and later academic success.
Genetics
Newborn Screening: Recommended Uniform Screening Panel Updates
The Recommended Uniform Screening Panel (RUSP) has been updated to include three additional conditions: Pompe disease, MPS I, and X-linked adrenoleukodystrophy. States are implementing expanded screening with early treatment implications.
Key findings: (1) Early identification allows treatment before symptom onset; (2) Cost-effectiveness demonstrated for new conditions; (3) Primary care providers need to understand screening results and follow-up.
Know your state's newborn screening panel. Ensure timely follow-up of abnormal screens. Early treatment dramatically improves outcomes for many of these conditions.