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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...
Gastritis III: Clinical Manifestations and Management01:23

Gastritis III: Clinical Manifestations and Management

The clinical manifestations of gastritis can vary depending on the cause and type of gastritis, but some common symptoms may include the following.
Clinical manifestations of acute gastritis
The patient with acute gastritis may have a rapid onset of symptoms, such as epigastric pain or discomfort, dyspepsia, anorexia, hiccups, or nausea and vomiting, which can last from a few hours to a few days. Erosive or hemorrhagic gastritis may cause bleeding, which may manifest as blood in vomit or as...
Peptic Ulcer01:27

Peptic Ulcer

Peptic ulcers are erosive lesions of the gastric or duodenal lining, most commonly caused by Helicobacter pylori infection. This Gram-negative, helical bacterium has adapted to survive the stomach’s acidic environment by producing urease, which converts urea into ammonia and carbon dioxide. The ammonia neutralizes gastric acid in the bacterium’s immediate environment, allowing colonization of the gastric mucosa. H. pylori attaches to mucus-secreting epithelial cells, penetrates the mucus...
Peptic Ulcer Disease III: Clinical Manifestations and Complications01:25

Peptic Ulcer Disease III: Clinical Manifestations and Complications

Duodenal UlcersDuodenal ulcers are the most common form of peptic ulcer disease, presenting with chronic, intermittent epigastric pain. Pain typically appears 2–3 hours after meals, especially when the stomach is empty, often waking patients at night. It is characteristically relieved by food or antacids (“pain–food–relief”). Some patients remain asymptomatic until complications like bleeding or perforation emerge, particularly with NSAID or anticoagulant use.Gastric UlcersGastric ulcers share...
Peptic Ulcer Disease I: Introduction01:30

Peptic Ulcer Disease I: Introduction

Peptic Ulcer Disease (PUD) is characterized by mucosal excavation in the esophagus, stomach, pylorus, or duodenum. It can manifest as acute or chronic based on the extent and duration of mucosal involvement.
An acute ulcer, marked by superficial erosion and minimal inflammation, swiftly resolves upon identifying and addressing the underlying cause. In contrast, a chronic ulcer persists, potentially eroding through the muscular wall and forming fibrous tissue.
Peptic ulcers can also be...

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Related Experiment Video

Updated: Jun 10, 2026

Endoscopic Injection Sclerotherapy Assisted by Cyanoacrylate and Clips for Gastroesophageal Varices
04:09

Endoscopic Injection Sclerotherapy Assisted by Cyanoacrylate and Clips for Gastroesophageal Varices

Published on: June 13, 2025

Acute nonvariceal upper gastrointestinal bleeding.

Philip W Y Chiu1, Joseph J Y Sung

  • 1Department of Medicine and Therapeutics, Institute of Digestive Disease, The Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, Hong Kong.

Current Opinion in Gastroenterology
|August 13, 2010
PubMed
Summary
This summary is machine-generated.

Acute nonvariceal upper gastrointestinal bleeding shows decreasing incidence and improved outcomes globally. Low-risk patients may be managed as outpatients, with endoscopic therapy and proton pump inhibitors crucial for hemostasis and rebleeding prevention.

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Underwater Endoscopic Injection Sclerotherapy for Gastroesophageal Varices
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Last Updated: Jun 10, 2026

Endoscopic Injection Sclerotherapy Assisted by Cyanoacrylate and Clips for Gastroesophageal Varices
04:09

Endoscopic Injection Sclerotherapy Assisted by Cyanoacrylate and Clips for Gastroesophageal Varices

Published on: June 13, 2025

Underwater Endoscopic Injection Sclerotherapy for Gastroesophageal Varices
02:14

Underwater Endoscopic Injection Sclerotherapy for Gastroesophageal Varices

Published on: August 1, 2025

Area of Science:

  • Gastroenterology
  • Internal Medicine
  • Clinical Research

Background:

  • Acute nonvariceal upper gastrointestinal hemorrhage (ANUGIH) remains a significant clinical challenge.
  • Recent literature (2009-2010) provides insights into trends and management strategies for ANUGIH.

Purpose of the Study:

  • To review recent literature on acute nonvariceal upper gastrointestinal hemorrhage.
  • To summarize current trends, diagnostic tools, and therapeutic interventions for ANUGIH.

Main Methods:

  • Literature review of studies published between 2009 and 2010.
  • Analysis of epidemiological data, scoring systems, and endoscopic treatment modalities.

Main Results:

  • Worldwide reduction in ANUGIH incidence and hospitalizations observed.
  • Glasgow-Blatchford score demonstrated superiority over Rockall score for predicting intervention or death.
  • Outpatient management for low-risk patients showed a 6.3% mortality rate in one study.
  • Epinephrine injection combined with other modalities is recommended for hemostasis; thermal, sclerosant, clips, and thrombin/fibrin glue are effective alone.
  • Proton pump inhibitor (PPI) infusion is the preferred strategy to prevent ulcer rebleeding, despite some evidence for second-look endoscopy.

Conclusions:

  • ANUGIH incidence is decreasing with improved clinical outcomes globally.
  • Low-risk patients identified by scoring systems can be safely managed as outpatients.
  • Endoscopic therapy is the cornerstone of ulcer hemostasis.
  • High-dose proton pump inhibitor infusion is recommended for preventing ulcer rebleeding.