# Research on Optimization and Evaluation of Oral Cancer Screening Methods

> **NCT04919460** · EARLY_PHASE1 · UNKNOWN · sponsor: **Hunan Cancer Hospital** · enrollment: 10000 (estimated)

## Conditions studied

- Oral Cancer

## Interventions

- **OTHER:** clinical observation combined with pathological biopsy
- **OTHER:** Clinical observation, in vivo staining (reagent: toluidine blue) combined with pathological biopsy

## Key facts

- **NCT ID:** NCT04919460
- **Lead sponsor:** Hunan Cancer Hospital
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-06
- **Primary completion:** 2023-06
- **Final completion:** 2023-12
- **Target enrollment:** 10000 (ESTIMATED)
- **Last updated:** 2021-06-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04919460

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04919460, "Research on Optimization and Evaluation of Oral Cancer Screening Methods". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04919460. Licensed CC0.

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