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Related Concept Videos

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

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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...
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Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test01:22

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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...
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Chronic Pancreatitis I: Introduction01:24

Chronic Pancreatitis I: Introduction

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The pancreas, an elongated and flat gland situated behind the stomach, serves a vital function in digesting food and managing blood sugar levels.
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...
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Acute Kidney Injury I: Introduction01:22

Acute Kidney Injury I: Introduction

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Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
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Acute Kidney Injury III: Clinical Manifestations01:29

Acute Kidney Injury III: Clinical Manifestations

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Acute Kidney Injury (AKI) progresses through distinct clinical phases: the oliguric, diuretic, and recovery phases, each marked by unique manifestations and challenges.Oliguric Phase:The oliguric phase is the initial stage of AKI, typically lasting 10 to 14 days. This phase is marked by a significant reduction in urine output, usually less than 400 mL per day, indicating decreased kidney function. Fluid retention is a prominent feature, leading to symptoms such as edema, hypertension, and...
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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

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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...
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Generation of a Rat Model of Acute Liver Failure by Combining 70% Partial Hepatectomy and Acetaminophen
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Acute on Chronic Liver Failure: Definition and Implications.

Ariel Aday1, Jacqueline G O'Leary2

  • 1University of Texas Southwestern, 5323 Harry Hines Blvd, Dallas, TX 75390, USA.

Clinics in Liver Disease
|July 5, 2020
PubMed
Summary

Acute on chronic liver failure (ACLF) is a severe inflammatory condition requiring prompt identification and management. Early intervention is crucial for improving patient outcomes and reducing high mortality rates associated with this liver disease.

Keywords:
Acute on chronic liver failureCirrhosisDysbiosisLiver transplantOrgan failure

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Area of Science:

  • Hepatology
  • Internal Medicine
  • Critical Care Medicine

Background:

  • Acute on chronic liver failure (ACLF) is a severe clinical syndrome.
  • It is characterized by inflammation and multi-organ failure in patients with pre-existing liver disease.
  • High morbidity and mortality rates underscore the need for improved management strategies.

Purpose of the Study:

  • To define the clinical syndrome of ACLF.
  • To describe methods for predicting patient outcomes.
  • To outline preventive and therapeutic interventions for ACLF.

Main Methods:

  • Literature review and synthesis of current evidence on ACLF.
  • Analysis of diagnostic criteria and prognostic indicators.
  • Evaluation of existing and potential treatment strategies.

Main Results:

  • ACLF definition and key characteristics are presented.
  • Prognostic factors influencing patient outcomes are identified.
  • Preventive measures and management guidelines are discussed.

Conclusions:

  • ACLF represents a critical stage of liver disease requiring specialized care.
  • Accurate outcome prediction and timely intervention are essential.
  • Further research into prevention and treatment is warranted to reduce mortality.