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Related Concept Videos

Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

Pharmacokinetics in Pediatric Patients: Drug Excretion

369
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...
369
Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

693
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...
693
Pharmacokinetics in Pediatric Patients: Drug Distribution01:17

Pharmacokinetics in Pediatric Patients: Drug Distribution

458
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,...
458
Pharmacokinetics in Pediatric Patients: Drug Metabolism01:24

Pharmacokinetics in Pediatric Patients: Drug Metabolism

327
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...
327
Nephrotic Syndrome II : Assessment and Medical Management01:26

Nephrotic Syndrome II : Assessment and Medical Management

315
IntroductionNephrotic syndrome is a kidney disorder marked by excessive protein loss in the urine, leading to various systemic complications. This condition often results from damage to the glomeruli—the kidney's filtering units—causing proteinuria, low blood protein levels, and fluid retention. Understanding the assessment, diagnosis, and management of nephrotic syndrome is essential for effective treatment and prevention of further kidney damage.AssessmentPatient History: Document...
315
Nephrotic Syndrome I : Introduction01:24

Nephrotic Syndrome I : Introduction

950
Nephrotic Syndrome is a chronic kidney disorder defined by clinical findings such as severe proteinuria, hypoalbuminemia, hyperlipidemia, and edema. These symptoms result from damage to the glomeruli, the kidney’s filtering units, increasing their permeability to proteins.Definition and Meaning:Proteinuria, defined as the loss of more than 3.5 grams of protein per day in adults, is a crucial feature of nephrotic syndrome. This condition is often accompanied by edema, the accumulation of...
950

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Related Experiment Video

Updated: Mar 24, 2026

Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice
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A clinical update on paediatric lupus.

G W Spittal, L B Lewandowski, C Scott

    South African Medical Journal = Suid-Afrikaanse Tydskrif Vir Geneeskunde
    |March 3, 2016
    PubMed
    Summary

    Childhood-onset systemic lupus erythematosus (SLE) affects more Black African children, with males disproportionately impacted. Early, multidisciplinary management is crucial for severe cases, especially lupus nephritis in South Africa.

    Area of Science:

    • Pediatric Rheumatology
    • Immunology
    • Chronic Disease Management

    Background:

    • Childhood-onset systemic lupus erythematosus (cSLE) is a serious, chronic autoimmune condition with increasing recognition.
    • cSLE presents differently in Black African children, with a higher male-to-female ratio compared to adult lupus.
    • Late presentation with severe disease, particularly lupus nephritis, is common in South African pediatric lupus patients.

    Purpose of the Study:

    • To highlight the unique epidemiological and clinical features of cSLE in Black African children.
    • To outline a structured approach to the diagnosis and management of cSLE.
    • To emphasize the importance of early multidisciplinary team involvement and specialist consultation for cSLE in South Africa.

    Main Methods:

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  • Review of clinical data and diagnostic pathways for childhood-onset systemic lupus erythematosus.
  • Description of a three-step investigation process: initial, antibody/serological, and supplementary tests.
  • Emphasis on multidisciplinary team collaboration and specialist paediatric input for tailored management plans.

    • Main Results:

    • cSLE diagnosis is increasing in Black African children, with a notable male predominance.
    • Variable systemic involvement and late presentation with severe disease, including lupus nephritis, are characteristic.
    • A structured, three-step diagnostic approach and multidisciplinary care are essential.

    Conclusions:

    • cSLE in South African Black African children has distinct demographic and clinical features requiring specific attention.
    • Prompt diagnosis through a systematic investigation process is vital.
    • Integrated, multidisciplinary management led by paediatric specialists is critical for optimal outcomes in cSLE.