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Related Concept Videos

Pharmacokinetics in Pediatric Patients: Drug Distribution01:17

Pharmacokinetics in Pediatric Patients: Drug Distribution

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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,...
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Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

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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...
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Pharmacokinetics in Pediatric Patients: Drug Metabolism01:24

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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...
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Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

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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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Introduction to Developmental Psychology01:27

Introduction to Developmental Psychology

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Developmental psychology explores the changes and continuities in human abilities throughout life, encompassing physical, cognitive, linguistic, and social dimensions. Human development is not restricted to growth, but includes aspects of decline, particularly in physical abilities as individuals age. Developmental psychologists seek to understand how people change as they age and how their mental and social skills evolve.Developmental MilestonesA key concept in developmental psychology is...
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Three Developmental Domains01:29

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Human development is typically examined across three main domains: physical, cognitive, and socio-emotional. These domains represent the significant areas of change and continuity throughout the lifespan, from infancy to late adulthood.
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Developmental and pediatric pharmacogenomics.

J Steven Leeder1

  • 1Section of Developmental Pharmacology and Experimental Therapeutics, Division of Pediatric Pharmacology and Medical Toxicology, Children's Mercy Hospital and Clinics, Kansas City, MO, USA. sleeder@cmh.edu

Pharmacogenomics
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Summary
This summary is machine-generated.

Genomic discoveries offer new hope for childhood diseases. Understanding the genetic basis of developmental disorders is crucial, as early interventions may have long-term impacts.

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Area of Science:

  • Genomics
  • Pharmacogenomics
  • Developmental Biology

Background:

  • Many complex diseases, including asthma, autism, and ADHD, begin in childhood and persist into adulthood.
  • Human development is a dynamic process from prenatal stages through adolescence.
  • Altering developing gene networks during childhood may lead to unforeseen health consequences later in life.

Purpose of the Study:

  • To highlight the importance of genomic discoveries for pediatric health.
  • To emphasize the need for understanding age-specific genetic disease processes.
  • To explore the potential impact of pharmacogenomic technologies on pediatric therapeutics.

Main Methods:

  • This study is a conceptual overview, not an experimental one.
  • It synthesizes current understanding of developmental genomics and pharmacogenomics.
  • It reviews the implications of genetic research for childhood-onset diseases.

Main Results:

  • The genomic era offers significant potential benefits for treating childhood diseases.
  • Childhood development is a critical period where genetic and environmental factors interact.
  • Pharmacologic interventions during development require careful consideration of long-term effects.

Conclusions:

  • Genomic insights are vital for addressing complex pediatric diseases.
  • Pharmacogenomic technologies hold promise for developing novel pediatric therapies.
  • Further research is needed to ensure the safe and effective use of genetic insights in children.