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Related Concept Videos

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...
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...
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

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 binding...
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Inflammatory Bowel Disease I: Ulcerative Colitis

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Cirrhosis II: Pathophysiology01:24

Cirrhosis II: Pathophysiology

Cirrhosis is a progressive chronic liver injury caused by prolonged inflammation, excessive fibrotic remodeling, and impaired regeneration. Over time, repeated hepatic insults disrupt the liver’s architecture and function, leading to reduced blood flow, impaired bile drainage, and diminished metabolic capacity.Pathophysiology of cirrhosisCirrhosis arises from three main responses to chronic liver damage: inflammation, immune activation, and hepatocyte death. These processes lead to structural...
Cirrhosis I: Introduction01:23

Cirrhosis I: Introduction

Cirrhosis is a chronic, irreversible liver disease characterized by the widespread replacement of healthy liver tissue with fibrotic scar tissue and the formation of regenerative nodules.Etiology of cirrhosisCirrhosis results from sustained liver injury that triggers progressive fibrosis and structural remodeling. The underlying causes are diverse, encompassing common and less frequent clinical conditions. Regardless of the origin, all causes lead to chronic inflammation, hepatocyte loss, and...

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Related Experiment Video

Updated: Jun 15, 2026

The Use of Gas Chromatography to Analyze Compositional Changes of Fatty Acids in Rat Liver Tissue during Pregnancy
11:08

The Use of Gas Chromatography to Analyze Compositional Changes of Fatty Acids in Rat Liver Tissue during Pregnancy

Published on: March 13, 2014

Liver disease in pregnancy.

Lucy Mackillop1, Catherine Williamson

  • 1Oxford Radcliffe Hospitals NHS Trust, Women's Centre, John Radcliffe Hospital, Oxford, UK. lucymackillop@hotmail.com

Postgraduate Medical Journal
|March 19, 2010
PubMed
Summary

Pregnancy significantly alters liver function tests, necessitating distinct reference ranges for accurate diagnosis of liver disease. Understanding these changes is crucial for managing maternal and fetal health during pregnancy.

Area of Science:

  • Hepatology
  • Maternal-Fetal Medicine
  • Biochemistry

Background:

  • Pregnancy induces significant physiological and metabolic changes affecting maternal liver function.
  • Subclinical liver disorders may become symptomatic during pregnancy due to increased physiological stress.
  • Gallstone disease is common in women of childbearing age, with pregnancy promoting formation.

Purpose of the Study:

  • To highlight the importance of pregnancy-specific reference ranges for liver function tests.
  • To discuss the diagnosis and management of pregnancy-specific liver disorders.
  • To propose an approach for investigating pregnant patients with abnormal liver function tests.

Main Methods:

  • Review of physiological changes during pregnancy affecting liver function.

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The Use of Gas Chromatography to Analyze Compositional Changes of Fatty Acids in Rat Liver Tissue during Pregnancy
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  • Discussion of common and specific liver disorders in pregnancy.
  • Outline of diagnostic and management strategies.

    • Main Results:

    • Altered biochemical and hematological parameters require pregnancy-specific reference ranges.
    • Hepatitis E poses a significant risk to pregnant individuals and their fetuses.
    • Pregnancy-specific conditions like HELLP syndrome and acute fatty liver require timely diagnosis and management.

    Conclusions:

    • Accurate diagnosis of liver disease in pregnancy relies on understanding altered physiological parameters and using pregnancy-specific reference ranges.
    • Distinguishing between pregnancy-specific and non-pregnancy-specific liver conditions is vital for appropriate management and improved outcomes.
    • A structured approach to investigating abnormal liver function tests in pregnant patients is essential for maternal and fetal well-being.