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GBE Deficiency (GSD IV and APBD) Natural History Study

NCT02683512 · Status: RECRUITING · Type: OBSERVATIONAL · Enrollment: 200

Last updated 2026-05-05

No results posted yet for this study

Summary

Collection and review of clinical information related to glycogen branching enzyme (GBE) deficiency, diagnosed as Glycogen Storage Disease Type IV (GSD IV) or Adult Polyglucosan Body Disease (APBD generated during clinic visits.

Conditions

  • Glycogen Storage Disease Type IV
  • Adult Polyglucosan Body Disease
  • GSD4
  • GSD IV
  • APBD

Interventions

OTHER

No intervention

This is an observational study that consists of data abstraction from patient medical records.

Sponsors & Collaborators

Principal Investigators

  • Priya Kishnani, MD · Duke University

Eligibility

Min Age
0 Years
Max Age
90 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2015-12-31
Primary Completion
2035-12-31
Completion
2035-12-31

Countries

  • United States

Study Locations

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Entities

Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT02683512 on ClinicalTrials.gov