Impact of 18F-FDG PET-CT Versus Conventional Staging in the Management of Patients Presenting With Clinical Stage III Breast Cancer
PET ABC
PET ABC
Sponsor study identifier
interventional
369
1 country
6
Study Start
December 6, 2016
Actual (reported)Primary Completion
March 31, 2023
Actual (reported)Study Completion
March 31, 2023
Actual (reported)This trial is being conducted to determine the impact of whole body FDG PET-CT vs. conventional staging in the management of patients presenting with clinical Stage III breast cancer. Eligible consenting patients with ductal or mixed histology breast cancer will be randomized 1:1 to whole body FDG PET-CT or conventional staging. Eligible consenting patients with lobular only histology will be entered into a separate single arm prospective study and will undergo whole body FDG PET-CT, CT with contrast of the chest/abdomen \& pelvis and a bone scan.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
March 31, 2023
Actual (reported)Click on a node to explore related trials.
Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
April 15, 2016
Actual (reported)April 26, 2016
Actual (reported)December 6, 2016
Actual (reported)March 31, 2023
Actual (reported)March 31, 2023
Actual (reported)Proportion of patients upstaged to Stage IV disease
Proportion of patients upstaged to Stage IV disease as a result of the imaging study, between the groups
Within 30 days from date of randomization
Proportion of patients who receive multimodal therapy of curative intent
Within 12 months from date of randomization
Number of additional tests, such as imaging and biopsy, resulting from findings of study imaging
Within 12 months from date of randomization
Prognostic ability of PET SUV of the primary lesion on the pathological response rate to neo-adjuvant chemotherapy
Within 12 months from date of randomization
Disease Free Survival
From date of randomization to date of event, assessed up to 5 years
Overall Survival
From date of randomization to date of event, assessed up to 5 years
Conventional breast cancer staging consisting of a bone scan and CT imaging with contrast of the chest / abdomen \& pelvis
FDG PET-CT imaging
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
Juravinski Cancer Centre
Hamilton, Ontario, L8V 5C2, Canada
London Regional Cancer Program
London, Ontario, N6A 4L6, Canada
Ottawa Hospital Regional Cancer Centre
Ottawa, Ontario, K1H 8L6, Canada
Thunder Bay Regional Health Sciences Centre
Thunder Bay, Ontario, P7B 6V4, Canada
Sunnybrook Odette Cancer Centre
Toronto, Ontario, M4N 3M5, Canada
Princess Margaret Cancer Centre
Toronto, Ontario, M5G 2M9, Canada
Metser U, Dayes IS, Parpia S, Eisen AF, Hodgson N, Cil TD, George R, Blanchette P, Arnaout A, Chan A, Levine MN. Prospective study on 18F-FDG PET-CT for staging locally advanced invasive lobular breast carcinoma. Br J Cancer. 2026 May;134(10):1387-1392. doi: 10.1038/s41416-026-03362-9. Epub 2026 Mar 2.
Metser U, Ali Mirshahvalad S, Dayes IS, Parpia S, Levine MN. 18F-FDG PET/CT of Oligometastatic Disease in Locally Advanced Breast Cancer: PETABC Trial Post Hoc Analysis. Radiology. 2025 Aug;316(2):e243788. doi: 10.1148/radiol.243788.
Ian Dayes, MD
Juravinski Hospital and Cancer Centre
Andrea Eisen, MD
Sunnybrook Health Sciences Centre
Ralph George, MD
St. Michael's Hospital, CIBC Breast Centre
Ur Metser, MD
Princess Margaret Hospital, Canada
369 participants (actual enrollment reported by the registry).
First Submitted
April 15, 2016
First Posted
April 26, 2016
Study Start
December 6, 2016
Actual (reported)Contact the study team to confirm eligibility.
Dayes IS, Metser U, Hodgson N, Parpia S, Eisen AF, George R, Blanchette P, Cil TD, Arnaout A, Chan A, Levine MN. Impact of 18F-Labeled Fluorodeoxyglucose Positron Emission Tomography-Computed Tomography Versus Conventional Staging in Patients With Locally Advanced Breast Cancer. J Clin Oncol. 2023 Aug 10;41(23):3909-3916. doi: 10.1200/JCO.23.00249. Epub 2023 May 26.
Mark Levine, MD
Ontario Clinical Oncology Group (OCOG)
Primary Completion
March 31, 2023
Actual (reported)Study Completion
March 31, 2023
Actual (reported)Last Updated
January 19, 2024
Record last verified: 2024-01
Download the complete ClinicalTrials.gov record imported by Syfrah, including fields not shown in this page. The registry may contain a newer revision.
Source: ClinicalTrials.gov.
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