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Related Concept Videos

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...
Diseases of the Liver and Gallbladder01:26

Diseases of the Liver and Gallbladder

Liver and gallbladder diseases are a significant health concern, with prominent conditions including cirrhosis, hepatitis, non-alcoholic fatty liver disease (NAFLD), and gallstones. Jaundice is a common manifestation of liver and biliary disease.
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not related to...
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...
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 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...
Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test01:22

Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test

In clinical practice, the direct measurement of hepatic blood flow to evaluate liver function presents significant challenges due to the intricate and specialized nature of the necessary techniques. Consequently, healthcare professionals often rely on empirical estimates derived from thorough patient examinations and liver function tests to gauge liver health. Among the tools at their disposal, the Child–Pugh and MELD scoring systems stand out for their ability to categorize and assess the...

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High-Efficiency Transduction of Liver Cancer Cells by Recombinant Adeno-Associated Virus Serotype 3 Vectors
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Published on: March 22, 2011

Liver tumors: pediatric population.

Milton J Finegold1, Rachel A Egler, John A Goss

  • 1Baylor College of Medicine, Houston, TX, USA. finegold@bcm.tmc.edu

Liver Transplantation : Official Publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society
|November 1, 2008
PubMed
Summary
This summary is machine-generated.

Pediatric liver tumors often require transplantation for cure due to size and spread. Early screening and timely liver transplantation improve outcomes for children with liver cancer.

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Area of Science:

  • Pediatric Oncology
  • Hepatology
  • Surgical Oncology

Background:

  • Childhood liver tumors are rare and often diagnosed at advanced stages.
  • Large tumor size and metastasis complicate surgical resection.
  • Hepatoblastoma, hepatocarcinomas, sarcomas, and benign proliferations are common types.

Purpose of the Study:

  • To review liver transplantation as a primary treatment for pediatric liver tumors.
  • To discuss advances in diagnostic imaging for treatment planning.
  • To emphasize the importance of early screening and timely intervention.

Main Methods:

  • Review of current literature on pediatric liver tumors and transplantation.
  • Analysis of diagnostic imaging techniques (CT, MRI, intraoperative ultrasound).
  • Evaluation of treatment outcomes based on surgical approach (resection vs. transplantation).

Main Results:

  • Liver transplantation is the preferred treatment for many pediatric liver tumors, especially those at the hilum or with multiple masses.
  • Advanced imaging allows for preoperative selection between resection and transplantation.
  • Primary liver transplantation for hepatoblastoma yields better outcomes than transplantation after failed resection.

Conclusions:

  • Liver transplantation is a crucial modality for managing complex pediatric liver tumors.
  • Improved diagnostic imaging aids in optimizing treatment strategies.
  • Early detection through screening can potentially avoid the need for transplantation.