# Dynamic Monitoring of ctDNA Methylation to Predict Relapse in Colorectal Cancer After Radical Resection (POSTCA)

> **NCT03737539** · — · UNKNOWN · sponsor: **Fudan University** · enrollment: 300 (estimated)

## Conditions studied

- Colorectal Cancer
- Circulating Tumor DNA
- Surveillance
- Methylation

## Interventions

- **DIAGNOSTIC_TEST:** Multigene methylation detection

## Key facts

- **NCT ID:** NCT03737539
- **Lead sponsor:** Fudan University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2018-09-01
- **Primary completion:** 2023-06-01
- **Final completion:** 2024-06-01
- **Target enrollment:** 300 (ESTIMATED)
- **Last updated:** 2023-05-19

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03737539

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03737539, "Dynamic Monitoring of ctDNA Methylation to Predict Relapse in Colorectal Cancer After Radical Resection (POSTCA)". Retrieved via AI Analytics 2026-09-21 from https://api.ai-analytics.org/clinical/NCT03737539. Licensed CC0.

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