# Influence of the Surgical Technique Used for Colectomies on the Concentration of Circulating Tumor DNA and the Presence of Circulating Tumor Cells: Comparison of the "no Touch" Technic With Either First Clamping of the Mesenteric Vessels or First Mobilization of the Tumor Followed by Clamping.

> **NCT03809403** · — · UNKNOWN · sponsor: **Assistance Publique - Hôpitaux de Paris** · enrollment: 40 (estimated)

## Conditions studied

- Colorectal Cancer

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03809403
- **Lead sponsor:** Assistance Publique - Hôpitaux de Paris
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-02-05
- **Primary completion:** 2019-08
- **Final completion:** 2019-08
- **Target enrollment:** 40 (ESTIMATED)
- **Last updated:** 2019-03-14

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03809403

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03809403, "Influence of the Surgical Technique Used for Colectomies on the Concentration of Circulating Tumor DNA and the Presence of Circulating Tumor Cells: Comparison of the "no Touch" Technic With Either First Clamping of the Mesenteric Vessels or First Mobilization of the Tumor Followed by Clamping.". Retrieved via AI Analytics 2026-05-31 from https://api.ai-analytics.org/clinical/NCT03809403. Licensed CC0.

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