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Related Concept Videos

Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

The colon, or large intestine, is the final segment of the digestive system. Its primary functions include absorbing water and vitamins produced by gut bacteria and transforming waste from liquid to solid to form stool. In adults, the large intestine is approximately 5 feet long and consists of four main sections:
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
Sigmoidoscopy
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

Surgical interventions for inflammatory bowel disease (IBD), which includes ulcerative colitis and Crohn's disease, are essential in managing symptoms and addressing complications. The selection of surgical procedures is contingent upon the specific conditions and complications that stem from these illnesses.
Here are some common surgical interventions for IBD:
Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and solid...
Endoscopic Procedures III: Video Capsule Endoscopy01:28

Endoscopic Procedures III: Video Capsule Endoscopy

Capsule endoscopy, or wireless or video capsule endoscopy, is a diagnostic procedure for examining the entire gastrointestinal tract. Patients swallow a capsule about the size of a vitamin tablet. The capsule is equipped with a transmitter, a battery, an LED light source, and a color video camera to capture images throughout the gastrointestinal tract. This procedure is particularly useful for diagnosing conditions such as Crohn's disease, ulcerative colitis, tumors, polyps, ulcers, unexplained...
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

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: Jul 18, 2026

Establishment and Evaluation of a Risk Prediction Model for Pathological Escalation of Gastric Low-Grade Intraepithelial Neoplasia
03:05

Establishment and Evaluation of a Risk Prediction Model for Pathological Escalation of Gastric Low-Grade Intraepithelial Neoplasia

Published on: February 16, 2024

Pathological evaluation in colorectal polyps endoscopic treatment.

G Benfatto1, L Tenaglia, G Catania

  • 1Università degli Studi di Catania, Ospedale Vittorio Emanuele di Catania, Cattedra di Chirurgia Generale.

Il Giornale Di Chirurgia
|January 3, 2007
PubMed
Summary

Endoscopic polypectomy is the preferred method for removing most colorectal polyps. Patient management depends on polyp characteristics and colon anatomy, guiding follow-up and pathology.

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Last Updated: Jul 18, 2026

Establishment and Evaluation of a Risk Prediction Model for Pathological Escalation of Gastric Low-Grade Intraepithelial Neoplasia
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Evaluation of the Effectiveness of Longitudinal Incision for Endoscopic Submucosal Excavation of Gastric Subepithelial Lesions
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Evaluation of the Effectiveness of Longitudinal Incision for Endoscopic Submucosal Excavation of Gastric Subepithelial Lesions

Published on: April 28, 2026

Area of Science:

  • Gastroenterology
  • Colorectal Surgery
  • Oncology

Background:

  • Colorectal polyps are common, with adenomatous types posing a risk for carcinogenesis.
  • Effective management strategies are crucial for preventing colorectal cancer.
  • Endoscopic polypectomy is a primary intervention for polyp removal.

Purpose of the Study:

  • To evaluate the efficacy of endoscopic polypectomy for colorectal polyp removal.
  • To identify factors influencing the success of polypectomy.
  • To understand the role of follow-up and pathology in managing colorectal adenomatous polyps.

Main Methods:

  • Retrospective analysis of 1302 adenomatous polyp removals from January 1990 to December 2001.
  • Comparison of endoscopic polypectomy (1175 cases) versus surgical procedures (127 cases).
  • Assessment of anatomical, morphological, and polyp characteristics impacting removal.

Main Results:

  • Endoscopic polypectomy was the technique used for the vast majority of polyp removals.
  • Colon anatomy and polyp characteristics were identified as key limitations to polypectomy feasibility and efficacy.
  • Pathologic examination and follow-up provide insights into colorectal lesion carcinogenesis.

Conclusions:

  • Endoscopic polypectomy is the technique of choice for most colorectal polyps.
  • Patient management requires consideration of colon and polyp characteristics.
  • Further investigation into polyp carcinogenesis is supported by follow-up and pathology data.