NCT07775872Recruiting
Prospective Natural History Study of POLG Disease
Global Prospective Natural History Study of POLG Disease
Source: ClinicalTrials.gov · Last updated 15 Sept 2026
Brief summary (registry, in English)
The PIONEER study is a prospective, natural history study dedicated to characterizing the clinical progression of POLG-related disorders. The research aims to bridge the gap between genetic diagnosis and drug development by mapping how these rare mitochondrial conditions evolve over time. By observing the disease's natural trajectory through a multi-center approach, The study identifies critical clinical milestones that serve as a foundation for evaluating therapeutic efficacy and future therapeutic interventions
- Status (registry)
- Recruiting
- Study type
- Observational
- Enrollment
- 300 (estimated)
- First submitted
- 29 Jul 2026
- Start date
- 17 Jun 2026
- Primary completion date
- 17 Jun 2029
- Lead sponsor
- The POLG Foundation
- Diseases
- Epilepsy
- NCT number
- NCT07775872
What you commit to
- Study type: Observational
- Planned participants: 300
- From 17 Jun 2026 to the primary completion date, 17 Jun 2029
- 21 sites in 9 countries
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other illness
- Diagnosis of mitochondrial disorder other than POLG
- History of or current clinically important condition other than what is related to the PMD which, in the opinion of the Investigator will confound the results of the NHS.
Other
- Subject with POLG Variant of unknown significance or benign variant.
- Parents/guardians or subjects who, in the opinion of the investigator, may be non-compliant with the study schedules or procedures.
- Subjects unable or unwilling to provide informed consent.
Who the study is looking for
- male \& female from age 0 to 75.
- A genetically confirmed POLG -associated disorder based on both phenotype and genotype is required.
- Parental/guardian permission (informed consent) and if appropriate with child assent.
Sex: All · Does not accept healthy volunteers
Sites (21)
Sites in registry order. Save your city in your profile to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Prince of Wales Hospital, Sydney Coordinator of this site? Confirm its status | Sydney | Australia | Not yet recruiting |
| Copenhagen University Hospital- Copenhagen Coordinator of this site? Confirm its status | Copenhagen | Denmark | Not yet recruiting |
| Hospital 12 de Octubre- Madrid Coordinator of this site? Confirm its status | Madrid | Spain | Recruiting |
| Children's Hospital, Helsinki University Hospital-Helsinki Coordinator of this site? Confirm its status | Helsinki | Finland | Not yet recruiting |
| Oulu University Hospital-Oulu Coordinator of this site? Confirm its status | Helsinki | Finland | Not yet recruiting |
| Addenbrooke's Hospital, Cambridge University Hospitals Coordinator of this site? Confirm its status | Cambridge | United Kingdom | Not yet recruiting |
| Great Ormond Street Hospital Coordinator of this site? Confirm its status | London | United Kingdom | Not yet recruiting |
| Maastricht University-Maastricht Coordinator of this site? Confirm its status | Maastricht | Netherlands | Not yet recruiting |
| Haukeland University Hospital-Bergen Coordinator of this site? Confirm its status | Bergen | Norway | Recruiting |
| Oslo University Hospital Coordinator of this site? Confirm its status | Oslo | Norway | Not yet recruiting |
| University Hospital of North Norway, Tromsø Coordinator of this site? Confirm its status | Tromsø | Norway | Not yet recruiting |
| St. Olav's Hospital-Trondheim Coordinator of this site? Confirm its status | Trondheim | Norway | Not yet recruiting |
| The Queen Silvia Children's Hospital, University of Gothenburg Coordinator of this site? Confirm its status | Gothenburg | Sweden | Not yet recruiting |
| Karolinska University Hospital Coordinator of this site? Confirm its status | Solna | Sweden | Not yet recruiting |
| Akron Children's Hospital Coordinator of this site? Confirm its status | Akron | United States | Not yet recruiting |
| Children's Hospital Colorado Coordinator of this site? Confirm its status | Aurora | United States | Not yet recruiting |
| Baylor Hospital Coordinator of this site? Confirm its status | Dallas | United States | Not yet recruiting |
| UTHealth Houston Coordinator of this site? Confirm its status | Houston | United States | Not yet recruiting |
| Columbia University Irving Medical Center Coordinator of this site? Confirm its status | New York | United States | Not yet recruiting |
| Children's Hospital of Philadelphia-Philadelphia Coordinator of this site? Confirm its status | Philadelphia | United States | Not yet recruiting |
| University of California San Diego Coordinator of this site? Confirm its status | San Diego | United States | Not yet recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.