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

295
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...
295
Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

353
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:
353
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

909
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,...
909
Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

463
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:
463
Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

689
Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
689
Appendicitis-II: Diagnostic Studies and Management01:29

Appendicitis-II: Diagnostic Studies and Management

376
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...
376

You might also read

Related Articles

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

Sort by
Same author

A hospital-based study of survival in colon cancer patients of Tata Memorial Hospital (Mumbai).

Ecancermedicalscience·2026
Same author

Systematic total parietal peritonectomy for peritoneal mesothelioma-perioperative and oncological outcomes in an Indian cohort of 100 patients.

European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology·2026
Same author

Whole-body MRI versus fluorodeoxyglucose PET/CT for extra-nodal metastatic staging in lung adenocarcinoma.

European journal of radiology·2026
Same author

MRI Based Radiomics as an Imaging Biomarker for Locally Advanced Carcinoma Rectum: Predicting Tumor Response Following Neoadjuvant Chemoradiotherapy as an Organ Preservation Strategy.

Cancer reports (Hoboken, N.J.)·2026
Same author

DKC1 promotes colorectal cancer progression and therapy resistance by dysregulating sphingolipid biosynthesis.

Nature communications·2026
Same author

Training and credentialing in robotic general surgery.

International journal of colorectal disease·2026

Related Experiment Video

Updated: Dec 20, 2025

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer
12:45

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer

Published on: February 12, 2022

6.2K

Imaging and Management of Rectal Cancer.

Supreeta Arya1, Saugata Sen2, Reena Engineer3

  • 1Ex-Professor, Radiodiagnosis, Tata Memorial Centre, Mumbai, India; Member Expert Committee, National Cancer Grid, India.

Seminars in Ultrasound, CT, and MR
|May 25, 2020
PubMed
Summary
This summary is machine-generated.

High-resolution magnetic resonance imaging (MRI) is crucial for rectal cancer staging and restaging. MRI guides treatment decisions, differentiating prognoses and personalizing patient care for better outcomes.

More Related Videos

Orthotopic Implantation of Patient-Derived Cancer Cells in Mice Recapitulates Advanced Colorectal Cancer
06:49

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

Published on: February 10, 2023

2.6K
Proton Therapy Delivery and Its Clinical Application in Select Solid Tumor Malignancies
08:34

Proton Therapy Delivery and Its Clinical Application in Select Solid Tumor Malignancies

Published on: February 6, 2019

20.9K

Related Experiment Videos

Last Updated: Dec 20, 2025

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer
12:45

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer

Published on: February 12, 2022

6.2K
Orthotopic Implantation of Patient-Derived Cancer Cells in Mice Recapitulates Advanced Colorectal Cancer
06:49

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

Published on: February 10, 2023

2.6K
Proton Therapy Delivery and Its Clinical Application in Select Solid Tumor Malignancies
08:34

Proton Therapy Delivery and Its Clinical Application in Select Solid Tumor Malignancies

Published on: February 6, 2019

20.9K

Area of Science:

  • Oncology
  • Radiology
  • Medical Imaging

Background:

  • Rectal cancer staging is critical for treatment planning.
  • Magnetic resonance imaging (MRI) is the primary tool for local staging.
  • Accurate staging differentiates between good and poor prognostic cases.

Purpose of the Study:

  • To highlight the role of MRI in rectal cancer staging and restaging.
  • To demonstrate how MRI findings influence treatment decisions.
  • To emphasize MRI's utility in personalized rectal cancer management.

Main Methods:

  • Utilizing high-resolution phased array external MRI for rectal cancer assessment.
  • Employing T2-weighted and diffusion-weighted MRI sequences for precise evaluation.
  • Analyzing MRI for prognostic factors and treatment response.

Main Results:

  • MRI identifies poor prognostic factors: mesorectal fascia involvement, advanced T3 tumors, extramural vascular invasion, pelvic sidewall nodes, and mucinous tumors.
  • MRI confirms complete response for "watch and wait" strategies and monitors for early regrowth.
  • MRI guides surgical approach (sphincter preservation vs. sacrifice) and identifies candidates for adjuvant chemotherapy.

Conclusions:

  • High-resolution MRI is indispensable for accurate rectal cancer staging and restaging.
  • MRI findings enable personalized treatment strategies, optimizing patient outcomes.
  • MRI plays a vital role in treatment intensification, surgical planning, and monitoring response.