# A Prospective Feasibility Study Evaluating Extracellular Vesicles Obtained by Liquid Biopsy for Neoadjuvant Treatment Response Assessment in Rectal Cancer

> **NCT04852653** · — · ACTIVE_NOT_RECRUITING · sponsor: **University Hospital, Bordeaux** · enrollment: 58 (actual)

## Conditions studied

- Rectal Cancer
- Liquid Biopsy

## Interventions

- **PROCEDURE:** Supplementary blood samples collection during the normal follow up of the patients

## Key facts

- **NCT ID:** NCT04852653
- **Lead sponsor:** University Hospital, Bordeaux
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2021-09-21
- **Primary completion:** 2026-03
- **Final completion:** 2026-03
- **Target enrollment:** 58 (ACTUAL)
- **Last updated:** 2025-07-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04852653

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04852653, "A Prospective Feasibility Study Evaluating Extracellular Vesicles Obtained by Liquid Biopsy for Neoadjuvant Treatment Response Assessment in Rectal Cancer". Retrieved via MORVS 2026-10-12 from https://api.morvs.ai/clinical/NCT04852653. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*