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Related Concept Videos

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

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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...
149
Effect of Hepatic Disease on Pharmacokinetics: Drug Dosing and Hepatic Blood Flow01:26

Effect of Hepatic Disease on Pharmacokinetics: Drug Dosing and Hepatic Blood Flow

182
Chronic liver disease significantly impacts drug metabolism due to alterations in hepatic blood flow and enzyme accessibility. This disruption affects the body's pharmacokinetics—the movement and processing of drugs within the system. Key enzymes crucial for metabolizing medications become less accessible, changing how drugs are processed and utilized. Furthermore, liver disease influences the synthesis of plasma proteins, such as albumin and globulins, which play critical roles in drug...
182
Effect of Hepatic Disease on Pharmacokinetics: Active Drug, Metabolite and Fraction of Metabolized Drug01:14

Effect of Hepatic Disease on Pharmacokinetics: Active Drug, Metabolite and Fraction of Metabolized Drug

173
In pharmacotherapy, monitoring drug concentrations is paramount, especially for drugs whose therapeutic effects hinge on both the active compound and its metabolite. Hepatic impairment profoundly influences drug potency by altering liver function. If the drug is more potent than its metabolite, impaired liver function amplifies drug activity due to elevated drug concentration levels. Conversely, if the metabolite holds greater potency, diminished liver function diminishes drug activity by...
173
Serum Studies: Renal Function Tests01:24

Serum Studies: Renal Function Tests

324
Renal function tests are crucial for assessing kidney health, monitoring disease progression, and evaluating the kidneys' efficiency in waste elimination, fluid balance, and electrolyte regulation. These tests offer critical insights into kidney function, even though routine measurements may appear normal until there is a significant decline in the glomerular filtration rate or GFR. Typically, signs of kidney impairment only become evident when the GFR falls to about 50% of its normal level.
324
Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

229
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
229
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

385
Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
385

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Related Experiment Video

Updated: Jan 4, 2026

Generation of a Rat Model of Acute Liver Failure by Combining 70% Partial Hepatectomy and Acetaminophen
09:44

Generation of a Rat Model of Acute Liver Failure by Combining 70% Partial Hepatectomy and Acetaminophen

Published on: November 27, 2019

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Impaired albumin function: a novel potential indicator for liver function damage?

Lejia Sun1, Huanhuan Yin2, Meixi Liu2

  • 1Department of Liver Surgery, Peking Union Medical College (PUMC) Hospital, PUMC and Chinese Academy of Medical Sciences, Beijing, China.

Annals of Medicine
|November 13, 2019
PubMed
Summary
This summary is machine-generated.

Albumin

Keywords:
Human serum albuminalbumin functionbiomarkerliver functionnon-oncotic function

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An Intestine/Liver Microphysiological System for Drug Pharmacokinetic and Toxicological Assessment
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Last Updated: Jan 4, 2026

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An Intestine/Liver Microphysiological System for Drug Pharmacokinetic and Toxicological Assessment
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Area of Science:

  • Biochemistry
  • Hepatology
  • Clinical Medicine

Background:

  • Albumin, the most abundant plasma protein, has traditionally been recognized for its oncotic properties.
  • Beyond oncotic effects, albumin performs crucial roles in molecular transport, anti-oxidation, anti-inflammation, and maintaining endothelial stability.
  • Recent research indicates that impaired albumin function is linked to liver diseases like NAFLD, viral hepatitis, and cirrhosis.

Purpose of the Study:

  • To review factors influencing albumin function and its clinical significance in liver diseases.
  • To explore the concept of 'effective albumin concentration' and its relation to liver health.
  • To highlight albumin function as a potential early biomarker for liver dysfunction.

Main Methods:

  • Literature review of studies investigating albumin function in liver disease.
  • Analysis of factors causing post-translational modifications of albumin.
  • Discussion of clinical evidence linking albumin function to liver disease severity and prognosis.

Main Results:

  • Impaired albumin function is associated with various liver diseases, correlating with disease severity and prognosis.
  • Post-translational modifications alter albumin's structure and decrease its biological activity.
  • Albumin dysfunction may precede other conventional indicators of liver impairment.

Conclusions:

  • Albumin's importance extends beyond concentration to its diverse physiological functions.
  • Impaired albumin function, termed 'effective albumin concentration', is a significant indicator in liver disease.
  • Albumin function represents a promising novel biomarker for early detection of liver dysfunction.