18F-FAPI PET/CT and laparoscopy for staging advanced stomach cancer
Official title: [18F]F-FAPI PET/CT and LAparoscopy in STagIng Advanced Gastric Cancer - a Multicenter Prospective Study
Run by Leiden University Medical Center · NCT07018661 · Data updated 2026-11-12
This trial tests whether an 18F-FAPI PET/CT scan, used with laparoscopy, can better find spread of advanced stomach cancer and help doctors avoid unnecessary surgery.
Quick facts
| Phase | Phase2; Phase3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 250 (estimated) |
| Sponsor | Leiden University Medical Center Academic / other |
| Drugs / interventions | radiation |
| Locations | 10 sites (Almelo and 9 other locations) |
| Status | Recruiting |
| Started | July 3, 2025 |
| Main results expected | January 2028 |
| Study ends | January 2029 |
| Registry record updated | August 27, 2025 |
| Trial ID | NCT07018661 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults (≥18) with histologically proven, locally advanced, surgically resectable gastric adenocarcinoma or Siewert type III esophagogastric-junction tumors (cT3-4b, N0-3, M0) who are planned for gastrectomy and can undergo imaging and laparoscopy are ideal candidates.
✕Probably not a fit
Patients with Siewert type I–II tumors, known distant metastases, those unfit or unwilling to undergo surgery or the PET/CT, or pregnant patients are unlikely to benefit from participation.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
Adults with surgically resectable advanced gastric adenocarcinoma undergo one additional [18F]FAPI-74 PET/CT scan (about 2 hours) alongside the standard imaging and diagnostic laparoscopy. The study records how often the FAPI-PET/CT detects metastases that change the treatment plan (for example avoiding curative surgery) or alter diagnostic steps (for example prompting additional biopsies or different surgical planning). It is a phase 2/3 interventional trial conducted at multiple centers in the Netherlands comparing FAPI-PET/CT findings with current standard care pathways. Outcomes include rates of management change and examination of whether the scan is less burdensome for patients than current methods.
Why it matters
Potential benefit: If successful, the scan could identify hidden metastases earlier and reduce unnecessary surgeries, helping patients receive more appropriate curative or palliative care.
How similar studies have gone: Early clinical reports of FAPI PET imaging show promising high tumor contrast across cancers, but prospective multicenter data demonstrating changes in management for gastric cancer remain limited.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Histologically proven adenocarcinoma of the stomach or the esophagogastric junction (Siewert type III), by gastroscopy; * Age greater than or equal to 18 years; * Surgically resectable, advanced tumor (cT3-4b, N0-3, M0), as determined on gastroscopy and a contrast-enhanced CT of thorax and abdomen. Intention to perform a gastrectomy, based on a multidisciplinary team meeting and shared decision making; * Patients must have given written informed consent; * Patients who have recently participated in an interventional study with an investigational medicinal product (IMP) may only participate if an interaction with study procedures is deemed unlikely by the study team (e.g. based on mechanism or washout period). Exclusion Criteria: * Siewert type I-II esophagogastric junction tumor; * Unfit or unwilling to undergo study procedures; * Unfit or unwilling to undergo surgery; * Pregnancy at time of the \[18F\]AlF-FAPI-74 PET/CT scan, due to the investigational PET radiation burden; * Incapacitated subjects without decision-making capacity; * Medical or psychiatric conditions that compromise the patient's ability to give informed consent; * Illiterate patients unable to complete the resource use and quality of life questionnaires; * Inability to undergo PET/CT scans due to factors such as claustrophobia, weight limits, or the inability to lie flat for the duration of the scan (approximately 30 minutes).
Where it's running
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Leids Universitair Medisch Centrum
Leiden, Netherlands Recruiting -
Zgt
Almelo, Netherlands Not yet recruiting -
Amsterdam UMC
Amsterdam, Netherlands Not yet recruiting -
Netherlands Cancer Institute - Antoni van Leeuwenhoek
Amsterdam, Netherlands Not yet recruiting -
Rijnstate
Arnhem, Netherlands Not yet recruiting -
Catharina Ziekenhuis
Eindhoven, Netherlands Not yet recruiting
Show 4 more locations
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Zuyderland
Geleen, Netherlands Not yet recruiting -
UMC Groningen
Groningen, Netherlands Not yet recruiting -
Erasmus MC
Rotterdam, Netherlands Not yet recruiting -
UMC Utrecht
Utrecht, Netherlands Not yet recruiting
Study contacts
- Study coordinator: Sarah Spruijt, M.D.
- Email: s.w.j.m.spruijt@lumc.nl
- Phone: +31 71 526 6029
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.