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Related Concept Videos

Esophageal Varices-II: Clinical Features and Management01:28

Esophageal Varices-II: Clinical Features and Management

Esophageal varices often manifest as gastrointestinal bleeding episodes, presenting symptoms like hematemesis (vomiting of blood), hematochezia (passing fresh blood via the rectum), and melena (black, tarry stools). Other signs can include weight loss, anorexia, abdominal discomfort, jaundice, pruritus, altered mental status, and muscle cramps.
In the initial assessment, a thorough review of the patient's medical history is vital to identify risk factors such as liver disease, alcohol abuse, or...
Esophageal Varices-I: Introduction01:24

Esophageal Varices-I: Introduction

Esophageal varices are dilated, tortuous veins which are found mainly in the submucosa of the lower esophagus but which may also appear higher up or extend into the stomach. They develop due to increased pressure in the portal venous system, often as a result of liver cirrhosis. This condition scars and damages the liver, impeding normal blood flow through the portal vein. To compensate, blood seeks alternative pathways, forming fragile new vessels (varices) in the esophagus and stomach. These...
Varicose Veins II: Diagnostic Studies and Interprofessional Care01:26

Varicose Veins II: Diagnostic Studies and Interprofessional Care

Varicose veins, or varicosities, develop when the valves in the veins, which control blood flow, weaken or damage. It causes blood to pool and the veins to enlarge. Understanding the clinical manifestations, diagnostic approaches, and management options for varicose veins is crucial for effective treatment and relief.Clinical manifestationsClinical manifestations of varicose veins include a heavy, achy feeling or pain after prolonged standing or sitting. This discomfort can often be relieved by...
Varicose Veins I: Introduction01:26

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Varicose veins, or varicosities, are abnormally dilated and twisted superficial veins caused by venous valve incompetence. This condition commonly affects the lower extremities, especially the saphenous veins, due to the higher pressure from prolonged standing and walking. However, varicosities can also occur in other areas, such as the esophagus, vulva, spermatic cords, and anorectal region.Etiology and typesPrimary varicose veins, often idiopathic, are more common in women due to inherent...
Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
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Related Experiment Video

Updated: May 10, 2026

Endoscopic Injection Sclerotherapy Assisted by Cyanoacrylate and Clips for Gastroesophageal Varices
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Ectopic varices: anatomical classification, hemodynamic classification, and hemodynamic-based management.

Wael E A Saad1, Allison Lippert, Nael E Saad

  • 1Division of Vascular and Interventional Radiology, Department of Radiology, University of Virginia Health System, Charlottesville, VA 22908, USA. wspikes@yahoo.com

Techniques in Vascular and Interventional Radiology
|July 9, 2013
PubMed
Summary
This summary is machine-generated.

Ectopic varices, rare gastrointestinal bleeding sources, pose a high mortality risk. This study introduces a new classification and discusses management strategies for these complex vascular anomalies.

Keywords:
balloon occlusionduodenal varicesectopic varicesobliterationsclerosantstomal varicestrans-TIPStranshepatictransjugular intrahepatic shuntstransvenous obliteration

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Published on: June 18, 2020

Area of Science:

  • Gastroenterology
  • Vascular Surgery
  • Interventional Radiology

Background:

  • Ectopic varices are dilated veins outside typical locations, accounting for 2-5% of gastrointestinal variceal bleeding.
  • They present a significantly higher bleeding risk (4x) and mortality rate (up to 40%) compared to esophageal varices.
  • Current understanding of their complexity and variability remains incomplete.

Purpose of the Study:

  • To introduce a novel classification system for ectopic varices based on hemodynamic and vascular-shunting characteristics.
  • To discuss and compare existing management strategies, including decompression and obliteration techniques.
  • To advocate for a systematic approach to managing ectopic varices through improved understanding and categorization.

Main Methods:

  • Review and synthesis of existing literature on ectopic varices.
  • Development of a new classification system based on etiological (occlusive vs. non-occlusive) and vascular-shunting (portoportal, portosystemic) factors.
  • Discussion of management options: transjugular portosystemic shunt (TIPS) vs. transvenous obliteration (TVO).

Main Results:

  • Ectopic varices exhibit high rebleeding rates (20-40% for TIPS, 30-40% for TVO) and significant mortality (50-60% for TVO at 3-6 months).
  • The proposed classification system categorizes varices into Type A (non-occlusive) and Type B (occlusive) with varying shunting components.
  • Current treatment outcomes are suboptimal, highlighting the need for more effective strategies.

Conclusions:

  • A new hemodynamic classification system for ectopic varices is proposed to aid understanding and management.
  • Optimal management requires addressing both hemostasis and the underlying etiology/hemodynamics.
  • Further research and systematic approaches are crucial for improving outcomes in managing these dangerous varices.