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Diseases of the Liver and Gallbladder01:26

Diseases of the Liver and Gallbladder

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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.
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Compared with pure water, the solubility of an ionic compound is less in aqueous solutions containing a common ion (one also produced by dissolution of the ionic compound). This is an example of a phenomenon known as the common ion effect, which is a consequence of the law of mass action that may be explained using Le Chȃtelier’s principle. Consider the dissolution of silver iodide:
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Solubility Equilibria03:07

Solubility Equilibria

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Solubility equilibria are established when the dissolution and precipitation of a solute species occur at equal rates. These equilibria underlie many natural and technological processes, ranging from tooth decay to water purification. An understanding of the factors affecting compound solubility is, therefore, essential to the effective management of these processes. This section applies previously introduced equilibrium concepts and tools to systems involving dissolution and precipitation.
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Solubility of Ionic Compounds02:55

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Solubility is the measure of the maximum amount of solute that can be dissolved in a given quantity of solvent at a given temperature and pressure. Solubility is usually measured in molarity (M) or moles per liter (mol/L). A compound is termed soluble if it dissolves in water.
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Physical Properties Affecting Solubility02:19

Physical Properties Affecting Solubility

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Solutions of Gases in Liquids
As for any solution, the solubility of a gas in a liquid is affected by the attractive intermolecular forces between solute and solvent species. Unlike solid and liquid solutes, however, there is no solute-solute intermolecular attraction to overcome when a gaseous solute dissolves in a liquid solvent since the atoms or molecules comprising a gas are far separated and experience negligible interactions. Consequently, solute-solvent interactions are the sole...
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Vitamins01:30

Vitamins

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Vitamins, derived from the Latin word for life, are essential organic substances required in small quantities for optimal growth and overall well-being. Unlike other organic nutrients, vitamins don't act as sources of energy or building materials but rather facilitate these nutrients' utilization by the body. Vitamins are predominantly coenzymes, assisting enzymes in specific chemical actions, like the oxidation of glucose for energy involving B vitamins. Most vitamins are not produced...
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COELIAC DISEASE AND PSORIASIS COMBINATION IN 5-YEAR-OLD CHILD.

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[MALABSORPTION FAT-SOLUBLE VITAMINS AND PROSPECTS OF THEIR USE IN LIVER DISEASES].

A I Khavkin, O N Komarova

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    PubMed
    Summary

    Vitamins play a crucial role in liver disease management. Careful vitamin A supplementation is advised, while vitamins E, K, and D show potential therapeutic benefits in various liver conditions.

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    Area of Science:

    • Hepatology
    • Nutritional Science
    • Biochemistry

    Background:

    • Oxidative stress from chronic inflammation drives liver fibrosis and cirrhosis.
    • Imbalances in reactive oxygen species and antioxidant defenses trigger hepatic stellate cell activation.
    • Genetic factors like the I148M PNPLA3 mutation influence vitamin A metabolism in liver disease.

    Purpose of the Study:

    • To review the role and efficacy of fat-soluble and water-soluble vitamins in cholestatic and noncholestatic liver diseases.
    • To evaluate the impact of oxidative stress and specific vitamin deficiencies on liver fibrosis progression.
    • To explore the therapeutic potential of vitamins A, E, K, and D in managing liver conditions.

    Main Methods:

    • Review of existing literature on vitamin metabolism and liver disease.
    • Analysis of the relationship between oxidative stress, inflammation, and liver fibrosis.
    • Examination of vitamin levels in patients with various liver diseases and genetic mutations.

    Main Results:

    • Vitamin A supplementation requires caution; hypervitaminosis A can worsen fibrosis and carcinogenesis.
    • Vitamin E demonstrates antioxidant properties and may suppress profibrotic processes in non-alcoholic fatty liver disease.
    • Vitamin K and D deficiencies are common in cholestatic liver disease and correlate with disease severity and prognosis, including mortality risk in cirrhosis.

    Conclusions:

    • Vitamin A administration in liver disease necessitates careful consideration due to potential adverse effects.
    • Vitamin E holds promise as an antioxidant therapy for non-alcoholic fatty liver disease.
    • Vitamin D deficiency is a significant prognostic indicator for mortality in liver cirrhosis patients.