Comparing 68Ga-CTR-FAPI and 18F-FDG PET/ CT in Cancer Detection

The aim of this study is to compare the diagnostic efficacy of 68Ga-CTR-FAPI PET/CT and 18F-FDG PET/CT in various malignant tumors

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Key information

Conditions

Tumors FAPI FDG PET/CT Neoplasms PET / CT

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

The Second Hospital of Lanzhou University

Lanzhou, Gansu, 730030, China

About this study

This study recruited malignant tumor patients diagnosed by histopathology and imaging at the Nuclear Medicine Department of Lanzhou University Second Hospital from July 2024 to March 2025. The enrolled patients underwent 68Ga-CTR-FAPI PET/CT and 18F-FDG PET/CT scans within one week.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

(a) Age ≥ 18 years old; (b) Suspected or newly diagnosed malignant tumors, evaluating the therapeutic effect of the tumor, or discovering recurrence/metastasis; (c) Obtain approval from oncologists and agree to undergo 18F-FDG and 68Ga-CTR-FAPI PET/CT scans within one week.

Exclusion criteria

(a) Pregnancy or lactation period; (b) Claustrophobia. (c) Serious health problems: such as severe heart, liver and kidney dysfunction, diseases that affect the metabolism or clearance of imaging agents.

Treatment and study plan

Primary outcomes

Lesion uptake

Time frame: 1 day

Standardized uptake value (SUV)

Sponsors and collaborators

Lead sponsor

Lanzhou University Second Hospital

Other

Registry information

Important dates

Study start: 2024
Primary completion: 2025
Study completion: 2025
First posted: Apr 25, 2025
Registry last updated: Apr 25, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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Completed