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Related Concept Videos

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...
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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: Drug Metabolism01:24

Pharmacokinetics in Pediatric Patients: Drug Metabolism

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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: 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...
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Properties of Enantiomers and Optical Activity02:24

Properties of Enantiomers and Optical Activity

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It is essential to understand the difference between chiral and achiral interactions and the implications thereof in optical activity and their applications. Just as our feet, which are chiral, interact uniquely with chiral objects, such as a pair of shoes, but identically with achiral socks, enantiomers of a molecule exhibit different properties only when they interact with other chiral media. An example of a significant implication from this facet is the phenomenon known as optical activity,...
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Imaging Biological Samples with Optical Microscopy01:18

Imaging Biological Samples with Optical Microscopy

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Optical microscopy uses optic principles to provide detailed images of samples. Antonie van Leeuwenhoek designed the first compound optical microscope in the 17th century to visualize blood cells, bacteria, and yeast cells. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes with enhanced magnification and resolution.
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...
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Updated: Feb 6, 2026

Dynamic Visual Tests to Identify and Quantify Visual Damage and Repair Following Demyelination in Optic Neuritis Patients
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Pediatric optic neuritis.

Sharon S Lehman1, Judith B Lavrich2

  • 1Ophthalmology, Nemours Children's Clinic-Wilmington/AI duPont Hospital for Children, Robison D. Harley MD Endowed Chair of Pediatric Ophthalmology, Clinical Professor of Ophthalmology and Pediatrics, Assistant Dean of Faculty Affairs, Sidney Kimmel Medical College at Thomas Jefferson University, Wills Eye Hospital.

Current Opinion in Ophthalmology
|August 11, 2018
PubMed
Summary
This summary is machine-generated.

Pediatric optic neuritis diagnosis and treatment are improving with new testing methods. Research is ongoing to better understand this condition and its long-term outcomes in children.

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Area of Science:

  • Pediatric Neurology
  • Ophthalmology
  • Neuroimmunology

Background:

  • Pediatric optic neuritis diagnosis and treatment present unique challenges compared to adults.
  • Differences in presentation and prognosis, including multiple sclerosis risk, exist in pediatric cases.
  • Current clinical practices are largely based on adult studies.

Purpose of the Study:

  • To provide an update on the latest advances in pediatric optic neuritis.
  • To review current research on diagnosis, treatment, and prognosis.
  • To highlight differences between pediatric and adult optic neuritis.

Main Methods:

  • Review of limited case series and retrospective studies.
  • Analysis of emerging diagnostic modalities like optical coherence tomography and visual evoked potentials.
  • Evaluation of serologic markers such as aquaporin-4 and myelin oligodendrocyte glycoprotein antibodies.

Main Results:

  • Pediatric optic neuritis is part of the neuroinflammatory disease spectrum.
  • New testing modalities show promise for diagnosis and prognosis.
  • Small sample sizes due to low incidence contribute to conflicting study results.

Conclusions:

  • Advances in diagnostic and serologic testing may improve pediatric optic neuritis management.
  • Better prediction of prognosis is a potential outcome of new research.
  • Prospective research is needed to validate these findings.