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Portal Hypertension in Alcohol-Associated Hepatitis

Matthew J McConnell1, Yasuko Iwakiri1

  • 11080 LMP, 333 Cedar Street, New Haven, CT 06520 USA Section of Digestive Diseases, Department of Internal Medicine, Yale School of Medicine.

Current Hepatology Reports
|May 22, 2023
PubMed

Insights

Portal hypertension, a serious complication of alcoholic hepatitis (AH), is driven by alcohol's direct effects on the liver. Understanding these mechanisms is crucial for managing this widespread liver disease.

Area of Science:

  • Hepatology
  • Gastroenterology
  • Internal Medicine

Background:

  • Alcoholic hepatitis (AH) is a significant public health issue in the USA, leading to substantial hospital admissions.
  • Portal hypertension is a primary consequence of AH, contributing significantly to liver-related illness and death.
  • Alcohol consumption directly contributes to portal hypertension through various mechanisms.

Purpose of the Study:

  • To review the mechanisms and clinical aspects of portal hypertension in alcoholic hepatitis.
  • To explore the multifaceted ways alcohol impacts portal hypertension.

Main Methods:

  • Review of existing literature on alcoholic hepatitis and portal hypertension.
  • Analysis of basic mechanistic pathways.
  • Examination of clinical perspectives and patient outcomes.

Main Results:

  • Alcohol can directly cause portal hypertension through increased portal inflow, intrahepatic vasoconstriction, inflammation, and vascular changes like fibrosis and phlebosclerosis.
  • Portal hypertension is a critical factor in the morbidity and mortality associated with alcoholic hepatitis.

Conclusions:

  • Portal hypertension is a key consequence of alcoholic hepatitis.
  • Further research into portal hypertension in AH is essential for improving patient outcomes.
Abstract

Keywords:
Alcohol-associated liver cirrhosisAlcohol-associated liver diseaseEndotheliopathyLiver sinusoidal endothelial cellNitric oxide

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