Dynamics of 18-FDG Uptake in Stage III/IV Non Small Cell Lung Cancer During First Line Pembrolizumab Treatment

NCT ID: NCT03832348

Last Updated: 2026-01-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

40 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-06-17

Study Completion Date

2024-07-03

Brief Summary

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The aim of this study is to describe the early dynamics of 18-FDG uptake in non smal cell lung cancer during first line treatment with pembrolizumab, and to evaluate whether or not they differ according to treatment response at 3 months.

Detailed Description

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Immunotherapy with anti-PD1 antibody, such as Pembrolizumab, is widely used in the treatment of stage III/IV non small cell lung cancer. In order to refine treatments and patients' prognosis, early assessment of tumour response is needed.

The aim of this study is to describe the early tumour metabolic changes in non smal cell lung cancer during first line treatment with pembrolizumab, and to evaluate whether or not they differ according to treatment response.

Eligible patients with stage III/IV, PDL1\>50% NSCLC will receive pembrolizumab treatment as per standard of care.

Tumour metabolism will be assessed by 18-FDG PETscan before each of the 3 first pembrolizumab infusions. Treatment response will be determined by RECIST, irRC and mCHOI criteria at 3 months.

Prognostic and predictive value of baseline and dynamic metabolic parameters will be assessed.

Conditions

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Non Small Cell Lung Cancer

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

OTHER

Blinding Strategy

NONE

Study Groups

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PET scan imaging

PET scan will be performed each of three first cycles of pembrolizumab to describe the early tumour metabolic changes during the first line of treatment.

Group Type EXPERIMENTAL

PET scan imaging

Intervention Type DEVICE

3 PET scans will be performed after each 3 first infusions of Pembrolizumab

Interventions

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PET scan imaging

3 PET scans will be performed after each 3 first infusions of Pembrolizumab

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Non operable non small cell lung cancer
* Indication of treatment by Pembrolizumab
* PD-L1 status superior to 50 %
* Age more than 18 years
* At least one measurable target
* Written inform consent

Exclusion Criteria

* no treatment by pembrolizumab
* immunosuppressive treatment
* uncontrolled diabete
* Pregnancy or breast-feeding
* curatorship or guardianship
* not possibility to follow-up the procedures of the study due to geographic, social or psychic reasons
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Centre Henri Becquerel

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Stephanie Becker, MD

Role: PRINCIPAL_INVESTIGATOR

Centre Henri Becquerel

Florian Guisier, MD

Role: PRINCIPAL_INVESTIGATOR

CHU Rouen

Locations

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Centre Henri Becquerel

Rouen, , France

Site Status

CHU

Rouen, , France

Site Status

Countries

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France

Other Identifiers

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CHB18.05

Identifier Type: -

Identifier Source: org_study_id

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