# Ex Vivo Intraarterial Methylene Blue Injection Improve Nodal Staging Accuracy in Colorectal Cancer

> **NCT04842968** · NA · COMPLETED · sponsor: **St. Borbala Hospital** · enrollment: 200 (actual)

## Conditions studied

- Lymph Node Metastases
- Colorectal Cancer

## Interventions

- **OTHER:** Methylene blue injection

## Key facts

- **NCT ID:** NCT04842968
- **Lead sponsor:** St. Borbala Hospital
- **Sponsor class:** OTHER_GOV
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-04-15
- **Primary completion:** 2021-07-15
- **Final completion:** 2021-09-15
- **Target enrollment:** 200 (ACTUAL)
- **Last updated:** 2024-12-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04842968

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04842968, "Ex Vivo Intraarterial Methylene Blue Injection Improve Nodal Staging Accuracy in Colorectal Cancer". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04842968. Licensed CC0.

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