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GPC3-Targeted PET Imaging of 18F-X12 in Hepatocellular Carcinoma

29. august 2026 opdateret af: Meng LIU, Peking University First Hospital

Clinical Study of Glypican-3 (GPC3)-Targeted Novel Probe 18F-X12 for the Diagnosis of Hepatocellular Carcinoma (HCC)

This is a diagnostic study. This clinical trial aims to evaluate the diagnostic performance and safety of the novel radiotracer 18F-X12 in patients with hepatocellular carcinoma (HCC), and to provide evidence supporting a new approach for its early diagnosis, accurate staging and recurrence assessment.

Studieoversigt

Status

Rekruttering

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

100

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Studiesteder

    • Beijing Municipality
      • Beijing, Beijing Municipality, Kina, Municipality 100034
        • Rekruttering
        • Peking University First Hospital
        • Kontakt:
          • Peking University First Hospital
          • Telefonnummer: +86 010-83576401
          • E-mail: bdyyll@126.com

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ja

Beskrivelse

Inclusion Criteria:

  • Patients aged ≥ 18 years old.
  • Patients fully understand the trial requirements, participate in the study voluntarily, and provide written informed consent.
  • Meet either of the following two conditions:
  • Patients with highly suspected hepatocellular carcinoma (HCC) (hepatic space-occupying lesion of undetermined nature on imaging examination) or pathologically confirmed HCC, with no prior systemic therapy (including immunotherapy, chemoradiotherapy, targeted therapy, etc.) or suspected tumor recurrence after previous treatment, and able to independently cooperate with relevant examinations.
  • Patients with clinically diagnosed HCC who have received 18F-FDG positron emission tomography/computed tomography (PET/CT) for clinical staging or post-treatment restaging, and able to independently cooperate with relevant examinations.

Exclusion Criteria:

  • Patients with severe non-malignant diseases that may interfere with study objectives, or impair subject safety and study compliance, including but not limited to psychiatric disorders, infectious diseases, autoimmune diseases, and metabolic diseases.
  • Pregnant or lactating females.
  • Subjects who are unable to understand the examination procedure or cannot cooperate with trial-related examinations and operations.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Diagnostisk
  • Tildeling: N/A
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: 18F-X12 PET/CT
The objective is to evaluate the diagnostic efficacy and safety of the novel radiotracer 18F-X12 in patients with hepatocellular carcinoma (HCC).
Participants will receive a single intravenous injection of 18F-X12, and undergo PET/CT imaging approximately 120 minutes after radiotracer administration.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Incidence of Adverse Events [Safety and Tolerability]
Tidsramme: 24 hours after the injection of 18F-X12
Clinical symptoms and adverse events (e.g., fever, rash, hypoglycemia) will be monitored within 24 hours after injection, and graded according to the Common Terminology Criteria for Adverse Events (CTCAE, Version 6.0).
24 hours after the injection of 18F-X12
To evaluate the diagnostic efficacy of 18F-X12 PET/CT for hepatocellular carcinoma (HCC).
Tidsramme: From study completion to 1 month after completion
We calculated the diagnostic sensitivity, specificity, positive predictive value, negative predictive value, and accuracy of 18F-X12 positron emission tomography (PET) imaging for patients with hepatocellular carcinoma (HCC), with histopathological results as the diagnostic gold-standard reference.
From study completion to 1 month after completion

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Standardized Uptake Values of Primary and Metastatic Lesions on ¹⁸F-X12 PET/CT versus ¹⁸F-FDG PET/CT
Tidsramme: From the date of study completion up to 1-month post-completion
Comparison of the maximum standardized uptake value (SUVmax) and mean standardized uptake value (SUVmean) of primary and metastatic lesions between 18F-X12 positron emission tomography/computed tomography (PET/CT) and 18F-fluorodeoxyglucose (FDG) PET/CT.
From the date of study completion up to 1-month post-completion
Correlation between 18F-X12 Uptake and GPC3 Pathological Expression
Tidsramme: From the date of study completion up to 1-month post-completion
We evaluated the correlation between uptake parameters derived from 18F-X12 positron emission tomography/computed tomography (PET/CT) and Glypican-3 (GPC3) expression levels measured by immunohistochemistry (IHC) in tumor tissue samples.
From the date of study completion up to 1-month post-completion

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Ledende efterforsker: Meng Liu, Peking University First Hospital

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

25. august 2026

Primær færdiggørelse (Anslået)

30. august 2028

Studieafslutning (Anslået)

30. august 2029

Datoer for studieregistrering

Først indsendt

26. august 2026

Først indsendt, der opfyldte QC-kriterier

26. august 2026

Først opslået (Faktiske)

31. august 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

2. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

29. august 2026

Sidst verificeret

1. august 2026

Mere information

Begreber relateret til denne undersøgelse

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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