# A Noninvasive Arterial Input Estimation Method for O-15 PET and Integrated PET/MR Scanning

> **NCT03806751** · EARLY_PHASE1 · WITHDRAWN · sponsor: **University of Alabama at Birmingham**

## Conditions studied

- Validation of a New Noninvasive Method to Obtain the Arterial Input Function (AIF) Directly by PET Imaging

## Interventions

- **DRUG:** [O-15]Water
- **DRUG:** Acetazolamide

## Key facts

- **NCT ID:** NCT03806751
- **Lead sponsor:** University of Alabama at Birmingham
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2025-02-01
- **Primary completion:** 2027-02-01
- **Final completion:** 2027-02-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** The investigator decided not to pursue the study.
- **Last updated:** 2024-03-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03806751

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03806751, "A Noninvasive Arterial Input Estimation Method for O-15 PET and Integrated PET/MR Scanning". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT03806751. Licensed CC0.

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