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Why do varices bleed?

R de Franchis1, M Primignani

  • 1Gastroenterology and Gastrointestinal Endoscopy Service, University of Milan, Italy.

Gastroenterology Clinics of North America
|March 1, 1992
PubMed
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About one-third of patients with esophageal varices bleed. Early rebleeding risk is high, but declines, with risk factors including varice size and liver function.

Area of Science:

  • Gastroenterology and Hepatology
  • Endoscopic Research
  • Clinical Risk Assessment

Background:

  • Esophageal varices are a serious complication of liver cirrhosis, with a significant risk of bleeding.
  • Rebleeding from esophageal varices poses a substantial threat, particularly in the early period after initial hemorrhage.
  • Accurate risk stratification is crucial for managing patients with esophageal varices.

Purpose of the Study:

  • To identify key risk factors for both initial and recurrent esophageal variceal bleeding in cirrhotic patients.
  • To evaluate the predictive value of endoscopic findings and clinical data in assessing hemorrhage risk.
  • To differentiate risk factors for early versus late rebleeding.

Main Methods:

  • Review of clinical data and endoscopic findings in cirrhotic patients with esophageal varices.

Related Experiment Videos

  • Analysis of factors influencing the incidence of initial variceal bleeding.
  • Assessment of risk factors associated with early (first 6 weeks) and late rebleeding.

    • Main Results:

    • Varice size and red color signs are important predictors of variceal hemorrhage.
    • Prognostic indexes, like the NIEC index incorporating Child-Pugh score, reliably predict initial bleeding risk.
    • Early rebleeding is associated with endoscopic signs of recent bleeding, large varices, and liver failure; late rebleeding risk is linked to large varices, hepatic decompensation, hepatocellular carcinoma, and alcohol use.

    Conclusions:

    • Varice size, endoscopic signs, and clinical data (Child-Pugh score) are critical for predicting esophageal variceal bleeding.
    • Distinct factors influence early and late rebleeding risk, necessitating tailored management strategies.
    • Alcohol abstinence and managing liver decompensation are vital for long-term outcomes in cirrhotic patients with varices.