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Related Concept Videos

Pharmacokinetics in Pediatric Patients: Drug Distribution01:17

Pharmacokinetics in Pediatric Patients: Drug Distribution

249
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,...
249
Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

Pharmacokinetics in Pediatric Patients: Drug Excretion

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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...
201
Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

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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...
239
Drug Dosing: Infants and Children01:29

Drug Dosing: Infants and Children

241
Pediatric patient dosages diverge from adults due to disparities in body surface area, total body water, and extracellular fluid per kilogram of body weight. The dosing regimen considers the variations in pharmacokinetics and pharmacology across distinct age groups, encompassing preterm newborns, infants, young children, older children, and adolescents. Calculation of pediatric patient doses is predicated on determining body surface area, which exhibits a superior correlation with the child's...
241
Pharmacokinetics in Pediatric Patients: Drug Metabolism01:24

Pharmacokinetics in Pediatric Patients: Drug Metabolism

185
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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Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

1.0K
Type I Respiratory Failure, or hypoxemic respiratory failure, occurs when the partial pressure of oxygen (PaO2) in arterial blood falls below 60 mmHg while breathing room air without a corresponding increase in arterial carbon dioxide levels (PaCO2). This condition highlights a significant impairment in the lungs' capacity to oxygenate the blood.
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
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Related Experiment Video

Updated: Jan 12, 2026

A Modified Sonographic Algorithm for Image Acquisition in Life-Threatening Emergencies in the Critically Ill Newborn
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Pediatric Intensivist Coverage and Outcomes in Critically Ill Children: A Cohort Study.

Kyunghoon Kim1, In-Ae Song2, Chang Won Choi3

  • 1Kyunghoon Kim is an assistant professor, Department of Pediatrics, Seoul National University Bundang Hospital, Seongnam, and Department of Pediatrics, Seoul National University College of Medicine, Seoul, South Korea.

American Journal of Critical Care : an Official Publication, American Association of Critical-Care Nurses
|October 31, 2025
PubMed
Summary

Trained pediatric intensivist coverage in intensive care units (ICUs) significantly lowers mortality rates for critically ill children. This study shows improved survival outcomes for pediatric patients managed by intensivists compared to those without.

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Area of Science:

  • Pediatric critical care medicine
  • Intensive care unit (ICU) management
  • Public health outcomes

Background:

  • The effect of trained intensivist staffing on critically ill pediatric patients in intensive care units (ICUs) remains unclear.
  • Assessing the impact of specialized physician coverage is crucial for optimizing pediatric critical care.

Purpose of the Study:

  • To determine if trained intensivist coverage is associated with better survival outcomes in critically ill pediatric patients.
  • To evaluate the impact of dedicated pediatric intensivist staffing on mortality rates.

Main Methods:

  • Analysis of pediatric patients admitted to South Korean ICUs between 2017 and 2021.
  • Comparison of mortality rates between pediatric ICU patients in hospitals with and without trained intensivists.
  • Propensity score matching used to create comparable intensivist and nonintensivist groups for final analysis.

Main Results:

  • The study included 28,047 pediatric patients; 16,992 were analyzed after propensity score matching.
  • The intensivist group (n=8496) had lower 90-day (6.7% vs 8.6%) and 1-year (8.3% vs 9.8%) all-cause mortality rates compared to the nonintensivist group (n=8496).
  • Cox regression analysis revealed a 24% lower 90-day mortality (HR, 0.76) and a 17% lower 1-year mortality (HR, 0.83) in the intensivist group.

Conclusions:

  • The presence of pediatric intensivists in the ICU significantly reduces mortality among critically ill pediatric patients.
  • Findings underscore the critical role of pediatric intensivists in improving long-term survival for critically ill children.
  • Implementing dedicated pediatric intensivist programs may enhance patient outcomes in critical care settings.