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Completed No phase listed Observational

Study to Evaluate Biomarkers and Clinical Manifestations in Individuals With Glycogen Storage Disease Type III (GSD III)

ClinicalTrials.gov ID: NCT04574830

Public ClinicalTrials.gov record NCT04574830. 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 Nov 4, 2026, 3:30 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Clinical Survey Study to Evaluate Biomarkers and Clinical Manifestations in Individuals With Glycogen Storage Disease Type III (GSD III)

Brief summary

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

The primary objective of this study is to evaluate potential biomarkers of GSD III.

Study identification

NCT ID
NCT04574830
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Enrollment
18 participants

Conditions and interventions

Interventions

Other

Eligibility (public fields only)

Age range
5 Years to 65 Years
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
Nov 23, 2020 (Actual)
Primary completion
Jun 30, 2022 (Actual)
Completion
Jun 30, 2022 (Actual)
Last update posted
Sep 13, 2022

2020 – 2022

United States locations

U.S. sites
4
U.S. states
3
U.S. cities
4
Facility City State ZIP Site status
University of California Irvine California 92697 —
Children's Hospital Orange County Orange California 92868 —
Colorado Children's Hospital Aurora Colorado 80045 —
University of Texas Medical School Houston Texas 77030 —

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 NCT04574830, 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 Sep 13, 2022 · Synced Nov 4, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04574830 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →