# [18F] LBT-999 PET Compared to [123I]-FP/CIT SPECT to Distinguish Between Parkinson's Diseases and Essential Tremor

> **NCT04265209** · PHASE3 · COMPLETED · sponsor: **GE Healthcare** · enrollment: 152 (actual)

## Conditions studied

- Parkinson Disease
- Essential Tremor

## Interventions

- **DRUG:** SPECT
- **DRUG:** PET

## Key facts

- **NCT ID:** NCT04265209
- **Lead sponsor:** GE Healthcare
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-12-01
- **Primary completion:** 2024-08-02
- **Final completion:** 2024-08-02
- **Target enrollment:** 152 (ACTUAL)
- **Last updated:** 2025-11-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04265209

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04265209, "[18F] LBT-999 PET Compared to [123I]-FP/CIT SPECT to Distinguish Between Parkinson's Diseases and Essential Tremor". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT04265209. Licensed CC0.

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