# National Registry of IRPF in China

> **NCT04314323** · — · RECRUITING · sponsor: **Peking Union Medical College Hospital** · enrollment: 500 (estimated)

## Conditions studied

- Idiopathic Retroperitoneal Fibrosis

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04314323
- **Lead sponsor:** Peking Union Medical College Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-03-17
- **Primary completion:** 2030-03
- **Final completion:** 2030-03
- **Target enrollment:** 500 (ESTIMATED)
- **Last updated:** 2020-03-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04314323

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04314323, "National Registry of IRPF in China". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04314323. Licensed CC0.

---

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