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Hepatocellular CarcinomaNCT05662488

FAPI PET for Response Evaluation and Prognosis Prediction in Liver and Biliary Cancer Patients Treated With PD-1 Combination Therapy

An observational study of Hepatocellular Carcinoma and Bile Duct Cancer, run by Peking Union Medical College Hospital at 1 site in China.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

The purpose of this study is to explore the ability of positron emission tomography (PET) with [68Ga]FAPI to detect, evaluate treatment response, and predict prognosis in advanced liver and biliary cancer patients treated with anti-PD-1 antibodies-based combination therapy. Read more about this study

Who is it for?
Ages 18 to 85 years
Conditions the study is for
Hepatocellular Carcinoma, Bile Duct Cancer
What is being tested?
[68Ga]FAPI PET/CT and [18F]FDG PET/CT
How many people
25 participants
Where
1 siteChina
Study dates
1 Sep 2020to 30 Aug 2023
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Advanced HCC or BTC patients who accept PD1-based combination therapy

Who may be able to join

  • locally advanced or metastatic and/or unresectable HCC or BTC
  • Child Pugh A or B liver function status
  • an ECOG performance status score of 0-2

Who cannot join

  • intolerance to anti-PD-1-based combination therapy
  • active or prior autoimmune disease
  • concurrent use of immunosuppressive medicaments

Trial locations and contacts

1 site in 1 country.

China1 site
  • Department of Nuclear Medicine, Peking Union Medical College Hopital

    Beijing, 100730

Other trials in China

About this study

Official title: 68Ga-FAPI PET for Response Evaluation and Prognosis Prediction in Advanced Liver and Biliary Cancer Patients Treated With PD-1 Based Combination Therapy: A Head-to-head Comparison to 18F-FDG PET

The purpose of this study is to explore the ability of positron emission tomography (PET) with [68Ga]FAPI to detect, evaluate treatment response, and predict prognosis in advanced liver and biliary cancer patients treated with anti-PD-1 antibodies-based combination therapy.

Read the detailed description

Hepatocellular carcinoma (HCC) and bile tract cancers (BTC) are major health issue worldwide, particularly in Eastern Asia. Anti-PD-1 antibodies-based combination therapy has shown considerable efficacy in advanced HCC and BTC. However, an objective response is only achieved in a portion of patients. Thus, there is an urgent need for better patient selection before immunotherapy as well as accurate evaluation of treatment response.

PET is a noninvasive imaging technique which might be an effective tool for evaluating anti-PD-1 antibody-based combination treatment in liver and biliary cancer. 68Ga-FAPI has been developed as a novel agent targeting fibroblast activation protein (FAP) that is overexpressed in cancer-associated fibroblasts in liver and biliary cancer. Prior studies have shown that FAP-expressing CAF suppresses anti-tumor immunity while suppressing FAP can overcome stromal barriers to immuno-oncological responses. Meanwhile, 68Ga-FAPI PET showed a high detection rate in primary and metastatic lesions in liver and biliary cancer. The aim of this study is to evaluate the ability of positron emission tomography (PET) with [68Ga]FAPI to detect, evaluate treatment response, and predict prognosis in advanced liver and biliary cancer patients treated with anti-PD-1 antibodies-based combination therapy. Our hypothesis is that baseline [68Ga]FAPI PET parameters can predict response and clinical benefit of anti-PD-1 antibodies-based combination therapy and overall survival; that effects of anti-PD-1 antibodies-based combination therapy in liver and biliary cancer can be detected and quantified by [68Ga]FAPI PET after treatment in correlation with other radiological findings and clinical endpoints; that such effects are more prominent with [68Ga]FAPI PET than with the traditional [18F]FDG PET.

Being tested
[68Ga]FAPI PET/CT and [18F]FDG PET/CT
Medical subject headings
Carcinoma, Hepatocellular, Bile Duct Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • [68Ga]FAPI PET/CT and [18F]FDG PET/CTDiagnostic test

    To perform [68Ga]FAPI PET/CT and [18F]FDG PET/CT in patients with advanced liver and biliary cancer before and after treatment with PD-1 Based Combination Therapy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Baseline SUVmax on [68Ga]FAPI and [18F] FDG PET Scans

    Baseline FAPI and FDG SUVmax, fibro-activation tumor volume (metabolic tumor volume), total lesion fibro-activation (total lesion glycolysis) before treatment were determined.

    Measured: through study completion, an average of 2 years

  2. Baseline active tumor volume on [68Ga]FAPI and [18F] FDG PET Scans

    Baseline fibro-activation tumor volume and metabolic tumor volume before treatment were determined.

    Measured: through study completion, an average of 2 years

  3. Baseline total lesion activation on [68Ga]FAPI and [18F] FDG PET Scans

    Baseline total lesion fibro-activation and total lesion glycolysis before treatment were determined.

    Measured: through study completion, an average of 2 years

  4. Response of SUVmax to anti-PD1-based combination therapy shown in [68Ga]FAPI and [18F] FDG PET Scans

    Changes in FAPI and FDG SUVmax during treatment were determined.

    Measured: through study completion, an average of 1 years

  5. Response of active tumor volume to anti-PD1-based combination therapy shown in [68Ga]FAPI and [18F] FDG PET Scans

    Changes in fibro-activation tumor volume and metabolic tumor volume during treatment were determined.

    Measured: through study completion, an average of 1 years

  6. Response of total lesion activation to anti-PD1-based combination therapy shown in [68Ga]FAPI and [18F] FDG PET Scans

    Changes in total lesion fibro-activation and total lesion glycolysis during treatment were determined.

    Measured: through study completion, an average of 1 years

Secondary outcomes (3)
  1. Tumor response evaluated by CT and MRI

    Tumor response was reported per Response Evaluation Criteria in Solid Tumors (RECIST) criteria

    Measured: through study completion, an average of 1 years

  2. Overall survival after treatment

    Overall survival after treatment

    Measured: through study completion, an average of 2 years

  3. Progression-free survival after treatment

    Progression-free survival after treatment

    Measured: through study completion, an average of 2 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted22 Dec 2022
  2. Study start1 Sep 2020
  3. Primary completion30 Aug 2022
  4. Study completion30 Aug 2023 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
25 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05662488
Sponsor's protocol ID
PekingUMCH-FAPI-LBC-RESPONSE
Status last verified
Dec 2022
First submitted
5 Dec 2022
Last updated
22 Dec 2022
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

An observational study of Hepatocellular Carcinoma and Bile Duct Cancer, run by Peking Union Medical College Hospital at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 22 Dec 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Baseline SUVmax on [68Ga]FAPI and [18F] FDG PET Scans (time frame: through study completion, an average of 2 years). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 22 Dec 2022.

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