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Related Concept Videos

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...
Drug Dosing: Infants and Children01:29

Drug Dosing: Infants and Children

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...
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...
Acute Pyelonephritis II: Diagnostic Studies and Management01:28

Acute Pyelonephritis II: Diagnostic Studies and Management

Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...

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An Automated Culture System for Use in Preclinical Testing of Host-Directed Therapies for Tuberculosis
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[Our experience with linesolid usage in newborn children].

V Atanasova, N Slavkova, R Rosmanova

    Akusherstvo I Ginekologiia
    |January 5, 2008
    PubMed
    Summary

    Linezolid effectively treats Gram-positive infections in newborns, including vancomycin-resistant strains. This study shows Linezolid (an oxazolidinone antibiotic) is safe and effective for neonatal infections.

    Area of Science:

    • Neonatal Medicine
    • Infectious Diseases
    • Pharmacology

    Context:

    • Gram-positive bacterial infections pose a growing threat in newborns.
    • Oxazolidinone antibiotics, like Linezolid, represent a novel class for treating resistant infections.

    Purpose:

    • To evaluate the efficacy and safety of Linezolid for treating Gram-positive infections in neonates.
    • To assess Linezolid's effectiveness against various Gram-positive cocci, including vancomycin-resistant strains.

    Summary:

    • Twenty neonates received Linezolid for suspected or confirmed Gram-positive infections, including those resistant to initial empiric antibiotic therapy.
    • Treatment was initiated based on microbiological identification or clinical suspicion of resistant infections.
    • Therapy duration was guided by pathogen eradication or clinical improvement, with successful outcomes observed in all cases.

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    11:17

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    Published on: August 30, 2018

    Impact:

    • Linezolid demonstrates significant effectiveness and a favorable safety profile for treating neonatal Gram-positive infections.
    • This study supports Linezolid as a crucial therapeutic option for challenging Gram-positive bacterial infections in the newborn period.