# CO-Rebreathing in Comparison to Isotopic Red Cell Volume Determination in the Diagnosis of Primitive and Secondary Polycythemia

> **NCT03008642** · NA · COMPLETED · sponsor: **Centre Hospitalier Universitaire, Amiens** · enrollment: 60 (actual)

## Conditions studied

- Polycythemia

## Interventions

- **OTHER:** CO-Rebreathing technique at diagnosis of polycythemia

## Key facts

- **NCT ID:** NCT03008642
- **Lead sponsor:** Centre Hospitalier Universitaire, Amiens
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-04-01
- **Primary completion:** 2020-05-01
- **Final completion:** 2020-05-01
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2025-09-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03008642

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03008642, "CO-Rebreathing in Comparison to Isotopic Red Cell Volume Determination in the Diagnosis of Primitive and Secondary Polycythemia". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03008642. Licensed CC0.

---

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