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Related Concept Videos

Diverticular Disease of the Colon01:27

Diverticular Disease of the Colon

Diverticular disease involves the formation of diverticula—small sac-like outpouchings of the colonic wall—and their complications. It most commonly affects the sigmoid colon due to higher intraluminal pressure and structural vulnerability. It results from structural weakness and increased pressure in the colon, producing pseudodiverticula that may remain silent or progress to inflammation and serious complications.Structure of DiverticulaIn diverticulosis, these outpouchings are...
Appendicitis01:19

Appendicitis

Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...
Appendicitis-I: Introduction01:22

Appendicitis-I: Introduction

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...
Appendicitis-II: Diagnostic Studies and Management01:29

Appendicitis-II: Diagnostic Studies and Management

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

Inflammatory Bowel Disease I: Ulcerative Colitis

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...
Urinary Tract Infection I: Introduction01:26

Urinary Tract Infection I: Introduction

Urinary tract infections (UTIs) impact various parts of the urinary system, including the kidneys, ureters, bladder, and urethra. These infections are generally bacterial, with Escherichia coli being the most common causative agent, often originating from the gastrointestinal tract. However, other bacteria, such as Staphylococcus saprophyticus, Klebsiella pneumoniae, and Proteus mirabilis, are also known to cause UTIs. The type, location, and underlying complexity of the UTI guide both...

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Related Experiment Video

Updated: May 21, 2026

Three-Dimensional Printing of a Complex Aortic Anomaly
03:40

Three-Dimensional Printing of a Complex Aortic Anomaly

Published on: November 1, 2018

Uncomplicated diverticulitis, more complicated than we thought.

Sarah Y Boostrom1, Bruce G Wolff, Robert R Cima

  • 1Division of Colon and Rectal Surgery, Mayo Clinic, 200 First Street SW, Rochester, MN 55905, USA.

Journal of Gastrointestinal Surgery : Official Journal of the Society for Surgery of the Alimentary Tract
|June 15, 2012
PubMed
Summary
This summary is machine-generated.

Uncomplicated diverticulitis can be categorized into atypical, chronic/smoldering, and acute resolving types. Surgical intervention offers over 89% success for persistent symptoms in atypical and chronic/smoldering diverticulitis.

Related Experiment Videos

Last Updated: May 21, 2026

Three-Dimensional Printing of a Complex Aortic Anomaly
03:40

Three-Dimensional Printing of a Complex Aortic Anomaly

Published on: November 1, 2018

Area of Science:

  • Gastroenterology
  • Colorectal Surgery
  • Surgical Pathology

Background:

  • Traditional classification of diverticulitis includes complicated and uncomplicated cases.
  • Variations in the clinical course of uncomplicated diverticulitis necessitate further categorization.
  • This study proposes three distinct classifications for uncomplicated diverticulitis.

Purpose of the Study:

  • To categorize uncomplicated diverticulitis into distinct clinical presentations.
  • To analyze the outcomes and complication rates for each category.
  • To evaluate the efficacy of surgical intervention for specific diverticulitis subtypes.

Main Methods:

  • A retrospective review of 684 patients with uncomplicated diverticulitis who underwent sigmoid resection.
  • Patients were classified into atypical (7.9%), chronic/smoldering (9.6%), and acute resolving (82%) groups.
  • Data collected included demographics, symptoms, imaging, operative findings, complications, and symptom resolution.

Main Results:

  • The 30-day complication rates were 26% for atypical, 22% for chronic/smoldering, and 35% for acute resolving groups.
  • Symptom resolution rates were 93% for atypical and 89% for chronic/smoldering groups.
  • Recurrence requiring surgery was rare in the acute resolving group (2 patients).

Conclusions:

  • Uncomplicated diverticulitis presents a spectrum of clinical courses.
  • Atypical and chronic/smoldering diverticulitis may lead to persistent symptoms.
  • Surgical intervention demonstrates high success rates (>89%) with acceptable morbidity for these subtypes.