# Molecular Epidemiology of Biliary Tree Cancers

> **NCT05179486** · — · RECRUITING · sponsor: **M.D. Anderson Cancer Center** · enrollment: 1500 (estimated)

## Conditions studied

- Cholangiocarcinoma
- Malignant Digestive System Neoplasm

## Interventions

- **PROCEDURE:** Biospecimen Collection
- **OTHER:** Questionnaire Administration

## Key facts

- **NCT ID:** NCT05179486
- **Lead sponsor:** M.D. Anderson Cancer Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2017-09-25
- **Primary completion:** 2027-02-02
- **Final completion:** 2027-02-02
- **Target enrollment:** 1500 (ESTIMATED)
- **Last updated:** 2026-04-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05179486

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05179486, "Molecular Epidemiology of Biliary Tree Cancers". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT05179486. Licensed CC0.

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