# Comparison of Cardiac Computed Tomographic Angiography (CTA) to Tc-99m Single Photon Emission Computed Tomography (SPECT)

> **NCT00449943** · NA · COMPLETED · sponsor: **Ottawa Heart Institute Research Corporation** · enrollment: 107 (actual)

## Conditions studied

- Coronary Artery Disease

## Interventions

- **PROCEDURE:** Computed Tomographic Angiography
- **PROCEDURE:** Myocardial Perfusion Imaging Scan

## Key facts

- **NCT ID:** NCT00449943
- **Lead sponsor:** Ottawa Heart Institute Research Corporation
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-09
- **Primary completion:** 2008-12
- **Final completion:** 2010-12
- **Target enrollment:** 107 (ACTUAL)
- **Last updated:** 2012-01-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00449943

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00449943, "Comparison of Cardiac Computed Tomographic Angiography (CTA) to Tc-99m Single Photon Emission Computed Tomography (SPECT)". Retrieved via AI Analytics 2026-07-16 from https://api.ai-analytics.org/clinical/NCT00449943. Licensed CC0.

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