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Related Concept Videos

Appendicitis-I: Introduction01:22

Appendicitis-I: Introduction

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The appendix, a small, narrow, blind tube extending from the inferior part of the cecum, is widely regarded as a vestigial organ, having lost much of its original function through evolution. Despite its diminished role, the appendix can become inflamed, a condition known as appendicitis.
Etiology: Appendicitis can arise from various causes, primarily rooted in the obstruction of the appendix lumen. Factors contributing to this obstruction include fecal accumulation, lymphoid hyperplasia and, in...
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Appendicitis-II: Diagnostic Studies and Management01:29

Appendicitis-II: Diagnostic Studies and Management

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Diagnosing and managing appendicitis requires a structured and comprehensive approach that spans from initial assessment to postoperative care. Here is an overview of the process:
Diagnosing Appendicitis
It requires a multifaceted approach, starting with a detailed physical examination to pinpoint the location and nature of the pain and identify any associated symptoms. Laboratory tests play a crucial role. A complete Blood Count (CBC) typically reveals leukocytosis (an increased number of...
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Esophageal Varices-II: Clinical Features and Management01:28

Esophageal Varices-II: Clinical Features and Management

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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...
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Inflammatory Bowel Disease I: Ulcerative Colitis01:27

Inflammatory Bowel Disease I: Ulcerative Colitis

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Introduction
Inflammatory bowel disease, or IBD, encompasses a group of disorders characterized by chronic inflammation or ulceration of the gastrointestinal tract.
Risk Factors
The exact cause of IBD remains unclear, although it is believed to be due to a mix of genetic, environmental, microbial, and immune factors. Genetic factors are significant in determining susceptibility to IBD, with family history being a critical risk factor. Individuals with a first-degree relative who has IBD are at...
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Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

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Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
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Related Experiment Video

Updated: Sep 2, 2025

Murine Appendectomy Model of Chronic Colitis Associated Colorectal Cancer by Precise Localization of Caecal Patch
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Appendiceal bleeding: A case report.

Sheng-Yue Zhou1, Mao-Dong Guo1, Xiao-Hua Ye2

  • 1Department of Gastroenterology, Affiliated Jinhua Hospital, Zhejiang University School of Medicine, Jinhua 321000, Zhejiang Province, China.

World Journal of Clinical Cases
|August 11, 2022
PubMed
Summary
This summary is machine-generated.

Appendiceal bleeding, though rare, can cause significant lower gastrointestinal bleeding. Prompt diagnosis and surgical treatment, such as appendectomy, are effective for managing this condition.

Keywords:
AppendixCase reportGastrointestinal hematocheziaLower gastrointestinal tractVascular malformations

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Area of Science:

  • Gastroenterology
  • Surgical Oncology

Background:

  • Acute lower gastrointestinal bleeding is common, typically originating from the colon.
  • Appendiceal bleeding is an exceptionally rare etiology, often linked to vascular anomalies like angiodysplasia or Dieulafoy's lesion.

Observation:

  • A 32-year-old male presented with severe hematochezia and transient loss of consciousness.
  • Colonoscopy revealed persistent bleeding from the appendiceal orifice, leading to a diagnosis of appendiceal bleeding.

Findings:

  • The patient underwent successful emergency laparoscopic appendectomy.
  • Pathological examination confirmed appendiceal Dieulafoy's lesion as the cause of bleeding.

Implications:

  • This case highlights the importance of considering appendiceal bleeding in the differential diagnosis of acute lower gastrointestinal hemorrhage.
  • Appendectomy offers a definitive treatment for this rare but potentially life-threatening condition.