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Not listed No phase listed Observational

GNAO1 Natural History Study

ClinicalTrials.gov ID: NCT04950946

Public ClinicalTrials.gov record NCT04950946. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 4, 2026, 7:00 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Natural History of GNAO1-associated Neurodevelopmental Disorder

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of the GNAO1 Natural History Study is to establish the clinical phenotype of GNAO1 associated neurologic disease, its association with genotype, and areas of clinical importance within the disease.

Study identification

NCT ID
NCT04950946
Recruitment status
Not listed
Study type
Observational
Phase
Not listed
Enrollment
50 participants

Conditions and interventions

Conditions

Interventions

Not listed

Eligibility (public fields only)

Age range
Not listed
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 17, 2019
Primary completion
Nov 30, 2022
Completion
Nov 30, 2022
Last update posted
Jul 5, 2021

2019 – 2022

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Washington University School of Medicine St Louis Missouri 63110

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04950946, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 5, 2021 · Synced Sep 4, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04950946 live on ClinicalTrials.gov.

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