Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

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...
Serum Laboratory Studies, Stool Test, Breath Test01:30

Serum Laboratory Studies, Stool Test, Breath Test

Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
Upper GI Series: Barium Swallow01:24

Upper GI Series: Barium Swallow

The Barium Swallow Study, or a Barium Esophagogram, is a diagnostic imaging method used to visualize the upper gastrointestinal (GI) tract, including the esophagus, stomach, and small intestine. It employs barium sulfate, a radiopaque contrast material, to provide clear images of the upper digestive system, helping to identify abnormalities, diseases, or structural issues.
Purpose and Procedure
Patients undergoing this procedure ingest a liquid containing barium sulfate with a chalky...
Imaging Studies II: Positron Emission Tomography and Scintigraphy01:25

Imaging Studies II: Positron Emission Tomography and Scintigraphy

Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET
Assessment of the Gastrointestinal System I: Subjective Data01:17

Assessment of the Gastrointestinal System I: Subjective Data

Assessing the gastrointestinal (GI) system is a complex process that begins with collecting subjective data. This data, collected through patient interviews, provides crucial insights into the patient's health history, perception patterns, and lifestyle habits, all contributing significantly to GI health.
Health History
The initial step in assessing the GI system is obtaining a comprehensive health history. This includes inquiring about the patient's history or presence of problems related to...
Lower GI Series: Barium Enema01:23

Lower GI Series: Barium Enema

A Barium Enema, or a lower GI series, is a specialized radiographic examination designed to visualize the lower gastrointestinal tract, specifically the colon and rectum. This procedure is instrumental in diagnosing various conditions such as colorectal cancer, polyps, diverticulosis, and inflammatory bowel disease.
Procedure Details
The examination begins by inserting a lubricated rectal tube into the patient's rectum to administer a radiopaque barium solution. The barium flow is carefully...

You might also read

Related Articles

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

Sort by
Same author

Contemporary Step 1 Predictive Methods Across 12 US MD-Granting Medical Schools.

Teaching and learning in medicine·2026
Same author

Assessing the impact of clerkships on the growth of clinical knowledge.

Annals of medicine·2024
Same author

Colorectal cancer murine models: Initiation to metastasis.

Cancer letters·2024
Same author

Exploring Competency-Based Medical Education Through the Lens of the UME-GME Transition: A Qualitative Study.

Academic medicine : journal of the Association of American Medical Colleges·2023
Same author

Aspirin and nonaspirin nonsteroidal antiinflammatory drug use and occurrence of colorectal adenoma in Black American women.

International journal of cancer·2023
Same author

Circadian Disruption and Colorectal Cancer Incidence in Black Women.

Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology·2022

Related Experiment Videos

Surveillance for gastrointestinal malignancies.

Ashish K Tiwari1, Heather S Laird-Fick, Ramesh K Wali

  • 1Department of Internal Medicine, Michigan State University, East Lansing, MI 48824, United States. ashish.tiwari@hc.msu.edu

World Journal of Gastroenterology
|September 13, 2012
PubMed
Summary

Secondary prevention of gastrointestinal (GI) malignancies requires early detection of precancerous lesions. Identifying high-risk populations and tailoring screening strategies are crucial for effective GI cancer prevention.

Keywords:
BiomarkersCancer preventionGastrointestinal malignanciesScreeningSurveillance

Related Experiment Videos

Area of Science:

  • Oncology
  • Gastroenterology
  • Preventive Medicine

Background:

  • Gastrointestinal (GI) malignancies often present at advanced stages due to delayed diagnosis, leading to poor outcomes.
  • Current non-invasive screening tests for GI cancers have limited efficacy, often necessitating invasive procedures like endoscopy.
  • High costs and invasiveness of current screening methods impede widespread implementation of GI cancer prevention programs.

Purpose of the Study:

  • To review high-risk cohorts for various GI malignancies.
  • To outline surveillance strategies for these identified high-risk groups.
  • To promote economically viable and targeted GI cancer prevention.

Main Methods:

  • Literature review of existing GI cancer screening guidelines and risk stratification studies.
  • Analysis of current surveillance modalities for common GI malignancies.
  • Identification of high-risk populations based on epidemiological data and risk factors.

Main Results:

  • Specific high-risk cohorts for different GI malignancies have been identified.
  • Current screening strategies, including both invasive and non-invasive methods, are discussed in the context of these cohorts.
  • The need for risk-stratification to optimize screening is highlighted.

Conclusions:

  • Targeted surveillance in high-risk populations is essential for effective GI cancer secondary prevention.
  • Risk-stratification enables sparing average-risk individuals from unnecessary invasive procedures.
  • Optimizing screening strategies can lead to a more economically viable approach to GI cancer prevention.