Diagnostic Accuracy and Prognostic Value of 18F FDG PET-CT in the Follow up of Patients With Colorectal Carcinoma.

April 11, 2026 updated by: Radwa Gaber Elsaady, Assiut University

The goal of this observational study is to learn about the diagnostic and prognostic value of 18f fdg pet ct in follow up of colorectal cancer patients The main question it aims to answer is:

Does pet ct have a role in treatment decision in colorectal cancer patients? Participants already be undergoing for pet ct as part of their follow up routine and will be followed up for 5 years.

Study Overview

Status

Not yet recruiting

Conditions

Rectal Cancer (Stage III)

Detailed Description

The importance of pet ct in follow up od CRC patients and see OS.

Study Type

Observational

Enrollment (Estimated)

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Name: Waleed Ahmed Diab, Professor
Phone Number: 01006414845 +20 100 4242213
Email: wad4242@hotmail.com

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

Child
Adult
Older Adult

Accepts Healthy Volunteers

Yes

Sampling Method

Non-Probability Sample

Study Population

Cross sectional

Description

Inclusion Criteria:

all patients with colorectal cancer recieved treatment

Exclusion Criteria:

pregnent women

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Number of groups / cohorts

Cohorts and Interventions

Group / Cohort
Group 1 Cross sectional

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Diagnostic value of pet ct in colorectal cancer Time Frame: 2 years	Cross sectional	2 years

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Assiut University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

May 1, 2026

Primary Completion (Estimated)

April 20, 2030

Study Completion (Estimated)

March 5, 2031

Study Registration Dates

First Submitted

April 2, 2026

First Submitted That Met QC Criteria

April 11, 2026

First Posted (Actual)

April 17, 2026

Study Record Updates

Last Update Posted (Actual)