Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

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 II: Colonoscopy

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:

Imaging Studies for Cardiovascular System V: CT

Imaging Studies for Cardiovascular System V: CT

Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...

Computed Tomography

Computed Tomography

Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Minimal Invasive Navigation-Assisted Removal of Penetrating Metallic Foreign Bodies in the Craniomaxillofacial Region: A Case Report.

Case reports in dentistry·2026

Same author

The Evolving Landscape of Urology in the Era of Artificial Intelligence: An Update of Clinical Applications and Emerging Innovations.

Mymensingh medical journal : MMJ·2025

Same author

Comparing Totally Tubeless and Tubeless Percutaneous Nephrolithotomy with Standard Techniques.

Mymensingh medical journal : MMJ·2024

Same author

Reproductive, maternal, newborn, child and adolescent health services in humanitarian and fragile settings: A mixed methods study of midwives' and women's experiences.

PLOS global public health·2024

Same author

An Efficient Capsule-based Network for 2D Left Ventricle Segmentation in Echocardiography Images.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2023

Same author

The impact of market integration on arranged marriages in Matlab, Bangladesh.

Evolutionary human sciences·2023

Search research articles

Related Experiment Video

Updated: Jul 17, 2026

DUCT: Double Resin Casting followed by Micro-Computed Tomography for 3D Liver Analysis

DUCT: Double Resin Casting followed by Micro-Computed Tomography for 3D Liver Analysis

Published on: September 28, 2021

An Efficient Colon Segmentation method for Oral Contrast-Enhanced CT Colonography.

J Bidgoli¹, A Ahmadian, S Akhlaghpor

¹Department of Biomedical Systems & Medical Physics, Tehran University of Medical Sciences, Tehran, Iran; Research Center for Science and Technology in Medicine, Tehran University of Medical Sciences, Tehran, Iran. jbidgoli@razi.tums.ac.ir.

Conference Proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference

|February 7, 2007

Summary

This study introduces an efficient automated method for segmenting colonic walls in CT scans using half-sized data. The approach minimizes errors, enabling accurate colon lumen extraction for analysis.

More Related Videos

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists

Published on: July 11, 2025

Orthotopic Implantation of Patient-Derived Cancer Cells in Mice Recapitulates Advanced Colorectal Cancer

Orthotopic Implantation of Patient-Derived Cancer Cells in Mice Recapitulates Advanced Colorectal Cancer

Published on: February 10, 2023

Related Experiment Videos

Last Updated: Jul 17, 2026

DUCT: Double Resin Casting followed by Micro-Computed Tomography for 3D Liver Analysis

DUCT: Double Resin Casting followed by Micro-Computed Tomography for 3D Liver Analysis

Published on: September 28, 2021

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists

Published on: July 11, 2025

Orthotopic Implantation of Patient-Derived Cancer Cells in Mice Recapitulates Advanced Colorectal Cancer

Orthotopic Implantation of Patient-Derived Cancer Cells in Mice Recapitulates Advanced Colorectal Cancer

Published on: February 10, 2023

Area of Science:

Medical Imaging
Computer-Aided Diagnosis
Gastrointestinal Radiology

Background:

Automated segmentation of colonic walls in volumetric CT data is crucial for accurate analysis.
Existing methods can be time-consuming, necessitating efficient approaches.
Accurate extraction of the colon lumen is vital for diagnosing various conditions.

Purpose of the Study:

To develop an efficient, fully automated method for colonic wall segmentation in half-sized volumetric CT data.
To improve the speed and accuracy of colon lumen extraction and analysis.
To minimize leakage errors during segmentation.

Main Methods:

Anatomical-oriented approach using half-sized volumetric CT data.
Utilized global and local histograms of Contrast Enhanced Fluids (CEF) for adaptive thresholding.
Generated binary masks and employed a restricted dilation operation for seed generation and region growing.

Main Results:

Successfully segmented colonic walls in half-sized CT data efficiently.
The method extracted the entire colon lumen, including areas submerged by CEF.
Validation demonstrated minimized leakage to extra-colonic regions.

Conclusions:

The proposed method offers an efficient and automated solution for colonic wall segmentation.
This technique can serve as a preliminary stage for multi-stage colon lumen extraction and analysis.
The approach enhances accuracy and reduces processing time for CT-based colon analysis.