Long-term follow-up of individuals with Pompe disease
Official title: Determination of Cross-Reactive Immunological Material (CRIM) Status and Longitudinal Follow-up of Individuals With Pompe Disease
Run by Duke University · NCT01665326 · Data updated 2026-11-12
This study looks at how people with infantile Pompe disease respond to enzyme replacement therapy over time and how their immune system affects their treatment.
Quick facts
| Study type | Observational |
|---|---|
| Sex | All |
| Enrollment | 400 (estimated) |
| Sponsor | Duke University Academic / other |
| Locations | 1 site (Durham, North Carolina) |
| Status | Recruiting |
| Started | September 2009 |
| Main results expected | March 2028 |
| Study ends | March 2029 |
| Registry record updated | April 8, 2026 |
| Trial ID | NCT01665326 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are individuals diagnosed with infantile, atypical, or juvenile onset Pompe disease.
✕Probably not a fit
Patients who do not have a confirmed diagnosis of Pompe disease or those who cannot provide informed consent may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This observational study focuses on the natural history of infantile Pompe disease, a genetic disorder caused by a deficiency in the enzyme acid alpha-glucosidase. Researchers will collect and analyze medical data over time, including responses to enzyme replacement therapy (ERT) with alglucosidase alfa and the impact of immunosuppressive therapy in patients who develop antibodies against ERT. The study aims to understand the relationship between Cross-Reactive Immunological Material (CRIM) status and treatment outcomes, providing insights into patient tolerance to ERT and potential complications. Regular assessments will include clinical parameters, laboratory values, and antibody testing results.
Why it matters
Potential benefit: If successful, this study could improve treatment strategies for patients with Pompe disease by identifying factors that influence their response to enzyme replacement therapy.
How similar studies have gone: Other studies have shown success in understanding the natural history and treatment responses in Pompe disease, making this approach both relevant and valuable.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Confirmed diagnosis of infantile, atypical or juvenile onset Pompe disease * Must provide a written informed consent
Where it's running
-
Duke University Medical Center
Durham, North Carolina, United States Recruiting
Study contacts
- Principal investigator: Priya S Kishnani, MD — Duke University
- Study coordinator: Ankit K Desai, MBBS
- Email: ankit.desai@duke.edu
- Phone: 919-613-6310
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Pompe disease long-term monitoring with avalglucosidase alfa
This is an observational program to see how people with Pompe disease who started avalglucosidase alfa fare over time, including biomarkers, muscle and breathing function, and safety.
-
Phrenic nerve and diaphragm testing in Pompe disease
This study tests phrenic nerve conduction and diaphragm activity in adults with Pompe disease to explore respiratory motor-unit involvement.
-
S-606001 added to enzyme replacement therapy for adults with late-onset Pompe disease
This trial tests whether adding S-606001 to ongoing enzyme replacement therapy is safe and can improve walking distance and breathing in adults with late-onset Pompe disease.
-
Global registry for patients with Pompe disease
This study is collecting information from people with Pompe disease to see how well current treatments work and how they affect daily life, including both those who are being treated and those who aren't.
-
Safety study of avalglucosidase alfa during pregnancy
This study is looking at how safe the drug avalglucosidase alfa is for pregnant women and their babies during pregnancy and breastfeeding.
-
Understanding brain and nerve changes in Pompe disease
This study looks at how Pompe disease affects the brain and nerves over time to see what changes happen and how they relate to everyday skills in people living with the condition.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.