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Study on the Value of FAPI PET/CT Metabolic Parameters in the Diagnosis of Occult Lymph Node Metastasis and Restaging in Colorectal Cancer

Study on the Value of FAPI PET/CT Metabolic Parameters in the Diagnosis of Occult Lymph Node Metastasis and Restaging in Colorectal Cancer

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500111015
Enrollment
Unknown
Registered
2025-10-23
Start date
2024-08-20
Completion date
Unknown
Last updated
2025-10-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Colorectal cancer

Interventions

Observation group:None
Control group:None

Sponsors

Liuzhou Worker's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
35 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1: Histopathological examination results indicated colorectal cancer; 2: Age range was between 35 and 70 years; 3: Routine imaging showed no reported lymph node metastasis, i.e., clinical N stage was N0; 4: Surgical treatment was performed within 1 month after 18F-FDG or 18F-FAPI PET/CT examination.

Exclusion criteria

Exclusion criteria: 1: Preoperative with distant metastases; 2: Anti-tumor therapy has been administered before surgery; 3: Concomitant other active malignancies; 4: Subjects and their parents or legal representatives are unable or unwilling to provide written informed consent.

Design outcomes

Primary

MeasureTime frame
Maximum Standardized Uptake Value;Metabolic tumor volume;Total Lesion Uptake;

Secondary

MeasureTime frame
gender;Age;height;weight;Smoking history;History of Alcohol Consumption;Tumor size;density;Clarity of peripheral fat gaps;Lesion location;

Countries

China

Contacts

Public ContactHuang Xiaoqi

Liuzhou Worker's Hospital

ppzlh0208@163.com+86 772 380 0096

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026