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Study identifier: NCT02683512 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

GBE Deficiency (GSD IV and APBD) Natural History Study

Condition: Glycogen Storage Disease Type IV · Adult Polyglucosan Body Disease · GSD4  ·  Sponsor: Duke University

PhaseN/A
Planned participants200
Who can joinAll sexes, 0 Years to 90 Years
Healthy volunteersNo

About this study

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.

This description comes directly from the study's public registry record.

Talk to the study team

Rebecca L Koch, PhD, RDN  ·  919-681-8823  ·  rebecca.koch@duke.edu

Nisha Dalal, M.S. CCC-SLP  ·  919-668-3107  ·  nisha.dalal@duke.edu

Always discuss trial participation with your own doctor first.

Locations (1)

Duke University Medical CenterDurham, North Carolina, United StatesRecruiting

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Source record: clinicaltrials.gov/study/NCT02683512