# Methylation of cfDNA in Diagnosing and Monitoring Pulmonary Nodule

> **NCT03989219** · — · COMPLETED · sponsor: **Jiayuan Sun** · enrollment: 401 (actual)

## Conditions studied

- Pulmonary Nodule, Solitary

## Interventions

- **PROCEDURE:** plasma cfDNA methylation

## Key facts

- **NCT ID:** NCT03989219
- **Lead sponsor:** Jiayuan Sun
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-08-15
- **Primary completion:** 2022-06-30
- **Final completion:** 2022-06-30
- **Target enrollment:** 401 (ACTUAL)
- **Last updated:** 2022-08-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03989219

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03989219, "Methylation of cfDNA in Diagnosing and Monitoring Pulmonary Nodule". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT03989219. Licensed CC0.

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