# Compare Technegas Ventilation-Perfusion SPECT and Xenon Ventilation-Perfusion Planar Imaging for Pulmonary Embolism

> **NCT01458639** · PHASE3 · TERMINATED · sponsor: **Cyclomedica Australia PTY Limited** · enrollment: 18 (actual)

## Conditions studied

- Pulmonary Embolism

## Interventions

- **DRUG:** Technegas V SPECT imaging
- **DRUG:** Xenon-133 Ventilation Planar imaging

## Key facts

- **NCT ID:** NCT01458639
- **Lead sponsor:** Cyclomedica Australia PTY Limited
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2012-08
- **Primary completion:** 2015-06
- **Final completion:** 2015-06
- **Target enrollment:** 18 (ACTUAL)
- **Why stopped:** Decision to change trial design.
- **Last updated:** 2015-11-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01458639

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01458639, "Compare Technegas Ventilation-Perfusion SPECT and Xenon Ventilation-Perfusion Planar Imaging for Pulmonary Embolism". Retrieved via AI Analytics 2026-08-02 from https://api.ai-analytics.org/clinical/NCT01458639. Licensed CC0.

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