Related Experiment Video
Updated: Jul 29, 2026

Gene Regulation and Targeted Therapy in Gastric Cancer Peritoneal Metastasis: Radiological Findings from Dual Energy CT and PET/CT
Published on: January 22, 2018
PET scans of abdominal malignancy
W H Blahd1, C V Brown, S A Khonsary
1Nuclear Medicine Service, West Los Angeles Veterans Affairs Medical Center, 11301 Wilshire Boulevard, Los Angeles, California 90073, USA.
Positron emission tomography (PET) with fluorine-18-2-d-deoxyglucose (FDG) offers valuable functional insights for cancer management. Whole-body PET-FDG imaging aids in staging and managing abdominal malignancies by assessing tumor activity and treatment response.
Area of Science:
- Oncology
- Nuclear Medicine
- Medical Imaging
Background:
- Positron emission tomography (PET) with fluorine-18-2-d-deoxyglucose (FDG) is increasingly used in clinical oncology.
- PET-FDG provides unique functional information crucial for cancer patient management.
Purpose of the Study:
- To highlight the utility of whole-body PET-FDG imaging in the staging and management of abdominal malignancies.
- To emphasize the role of PET-FDG in assessing tumor characteristics and treatment effectiveness.
Main Methods:
- Utilizing whole-body imaging with fluorine-18-2-d-deoxyglucose (FDG) as the radiotracer.
- Applying PET scans for functional assessment of abdominal tumors.
Main Results:
- PET-FDG imaging is effective for assessing tumor activity and growth.
- It aids in evaluating the efficacy of cancer therapies.
- PET-FDG is valuable for detecting tumor recurrence.
Conclusions:
- Whole-body PET-FDG imaging is a valuable tool for staging and managing abdominal cancers.
- The functional information from PET-FDG supports clinical decision-making in oncology.
Related Concept Videos
Positron Emission Tomography
One of the main requirements of a PET scan is a positron-emitting radioisotope, which is produced in a cyclotron and then attached to a substance used by the part of the body being...
Radiological Investigation III: Pulmonary Angiogram and PET Scan
Pulmonary Angiogram
A Pulmonary Angiogram is an invasive procedure involving injecting a contrast medium through a catheter threaded into the pulmonary artery or the right side of the heart to visualize the pulmonary vasculature. Computed Tomography (CT) scans have mainly replaced this...
Imaging Studies I: CT and MRI
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...
Imaging Studies II: Positron Emission Tomography and Scintigraphy
Fundamental Principles of PET
Imaging Studies III: Gastrointestinal Motility 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...
Imaging Studies III: Computed Tomography

