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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

Full criteria on ClinicalTrials.gov

Sites (21)

Sites in registry order. Save your city in your profile to sort them by distance.

SiteCityCountrySite status
Prince of Wales Hospital, Sydney
Coordinator of this site? Confirm its status
SydneyAustraliaNot yet recruiting
Copenhagen University Hospital- Copenhagen
Coordinator of this site? Confirm its status
CopenhagenDenmarkNot yet recruiting
Hospital 12 de Octubre- Madrid
Coordinator of this site? Confirm its status
MadridSpainRecruiting
Children's Hospital, Helsinki University Hospital-Helsinki
Coordinator of this site? Confirm its status
HelsinkiFinlandNot yet recruiting
Oulu University Hospital-Oulu
Coordinator of this site? Confirm its status
HelsinkiFinlandNot yet recruiting
Addenbrooke's Hospital, Cambridge University Hospitals
Coordinator of this site? Confirm its status
CambridgeUnited KingdomNot yet recruiting
Great Ormond Street Hospital
Coordinator of this site? Confirm its status
LondonUnited KingdomNot yet recruiting
Maastricht University-Maastricht
Coordinator of this site? Confirm its status
MaastrichtNetherlandsNot yet recruiting
Haukeland University Hospital-Bergen
Coordinator of this site? Confirm its status
BergenNorwayRecruiting
Oslo University Hospital
Coordinator of this site? Confirm its status
OsloNorwayNot yet recruiting
University Hospital of North Norway, Tromsø
Coordinator of this site? Confirm its status
TromsøNorwayNot yet recruiting
St. Olav's Hospital-Trondheim
Coordinator of this site? Confirm its status
TrondheimNorwayNot yet recruiting
The Queen Silvia Children's Hospital, University of Gothenburg
Coordinator of this site? Confirm its status
GothenburgSwedenNot yet recruiting
Karolinska University Hospital
Coordinator of this site? Confirm its status
SolnaSwedenNot yet recruiting
Akron Children's Hospital
Coordinator of this site? Confirm its status
AkronUnited StatesNot yet recruiting
Children's Hospital Colorado
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AuroraUnited StatesNot yet recruiting
Baylor Hospital
Coordinator of this site? Confirm its status
DallasUnited StatesNot yet recruiting
UTHealth Houston
Coordinator of this site? Confirm its status
HoustonUnited StatesNot yet recruiting
Columbia University Irving Medical Center
Coordinator of this site? Confirm its status
New YorkUnited StatesNot yet recruiting
Children's Hospital of Philadelphia-Philadelphia
Coordinator of this site? Confirm its status
PhiladelphiaUnited StatesNot yet recruiting
University of California San Diego
Coordinator of this site? Confirm its status
San DiegoUnited StatesNot yet recruiting

This page is information, not medical advice. Discuss any trial with your doctor.