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Related Concept Videos

Attention-Deficit/Hyperactivity Disorder01:30

Attention-Deficit/Hyperactivity Disorder

Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings.
Pharmacokinetics in Pediatric Patients: Drug Metabolism01:24

Pharmacokinetics in Pediatric Patients: Drug Metabolism

In pediatric care, understanding the nuances of hepatic drug metabolism is crucial, as it significantly differs from that of adults. This divergence is primarily due to the developmental stage of drug-metabolizing enzymes, which affects how medications are processed in the body. In neonates, for instance, the activity of Phase I enzymes—critical for the initial breakdown of drugs—is markedly reduced, functioning at just 20–40% of the levels seen in adults. This reduction poses a challenge in...
Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

Understanding the physiological differences in the pediatric population is crucial for effective pharmacotherapy. Neonates, infants, and children exhibit significant variations in gastric pH, gastric emptying time, intestinal transit time, and biliary function. These variations profoundly affect oral drug absorption, necessitating a nuanced approach to pediatric dosing.Neonates present with a unique physiological profile, having a gastric pH greater than 4 and faster and more irregular gastric...
Pharmacokinetics in Pediatric Patients: Drug Distribution01:17

Pharmacokinetics in Pediatric Patients: Drug Distribution

Drug distribution in the pediatric population exhibits unique challenges and considerations due to the physiological differences between children, particularly neonates and infants, and adults. A crucial aspect of pediatric pharmacology is understanding how these differences impact the pharmacokinetics of various drugs, necessitating age-specific dosing strategies to ensure efficacy and safety.Neonates and infants have a higher total body water content, ~75%–90% of their body weight, compared...
Prevalence and Incidence01:08

Prevalence and Incidence

In statistical epidemiology and health sciences, two essential metrics—prevalence and incidence—are fundamental for understanding disease dynamics within a population. These measures enable public health officials, epidemiologists, and researchers to assess the burden of diseases, allocate resources effectively, and design impactful public health policies and interventions.
Prevalence indicates the proportion of individuals in a population who have a specific disease or health condition at a...
Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

Pharmacokinetics in Pediatric Patients: Drug Excretion

In pediatric medicine, understanding the renal function and drug elimination nuances is crucial for administering safe and effective treatments. Newborns, in particular, display markedly slower renal functions than adults, profoundly affecting how drugs are cleared from their bodies. This slower drug clearance requires clinicians to extend the dosing intervals for many medications to prevent drug accumulation and toxicity while ensuring therapeutic efficacy.One key area where these adjustments...

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Related Experiment Video

Updated: Jun 15, 2026

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache
10:39

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache

Published on: June 2, 2014

Frequent headaches in the preadolescent pediatric population: a population-based study.

M A Arruda1, V Guidetti, F Galli

  • 1Glia Institute, Ribeirao Preto, São Paulo, Brazil.

Neurology
|March 17, 2010
PubMed
Summary

Chronic daily headaches (CDH) and high-frequency episodic headaches (HFEH) are common in children. These headaches affect more girls and nonwhite children, highlighting a need for awareness and intervention.

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Area of Science:

  • Pediatric Neurology
  • Epidemiology of Headaches

Background:

  • Early-onset neurological conditions may indicate increased biological predisposition or specific risk factors.
  • Understanding headache prevalence in children is crucial for early intervention.

Purpose of the Study:

  • To determine the prevalence of chronic daily headaches (CDH) and high-frequency episodic headaches (HFEH) in preadolescent children.
  • To identify demographic and socioeconomic factors associated with these headache types.

Main Methods:

  • A population-based sample of 1,547 preadolescent children was surveyed.
  • Validated questionnaires assessed headache frequency, including CDH (≥15 days/month) and HFEH (10-14 days/month).
  • Statistical analysis adjusted for gender, age, parental history, income, and school of origin.

Main Results:

  • The prevalence of CDH was 1.68% and HFEH was 2.52% in the study population.
  • Both CDH and HFEH were significantly more prevalent in girls compared to boys.
  • Nonwhite children exhibited higher prevalence rates for both CDH and HFEH compared to white children, with income also being a significant factor.

Conclusions:

  • High-frequency episodic headaches and chronic daily headaches are prevalent in preadolescent children.
  • Healthcare providers and educators need to recognize the significant impact of these conditions.
  • Early identification and treatment are essential for managing pediatric headaches.