Status:

COMPLETED

A Prospective, Observational Study in Patients With Late-Onset Pompe Disease

Lead Sponsor:

Genzyme, a Sanofi Company

Conditions:

Glycogen Storage Disease Type II

Eligibility:

All Genders

8+ years

Brief Summary

Pompe disease (also known as glycogen storage disease type II, "GSD-II") is caused by a deficiency of a critical enzyme in the body called acid alpha-glucosidase (GAA). Normally, GAA is used by the bo...

Eligibility Criteria

Inclusion

  • The patient must provide signed, informed consent prior to performing any study-related procedures.
  • The patient must have a diagnosis of Pompe disease based upon: a) documented marked deficiency of GAA activity by muscle biopsy, skin fibroblasts, or leukocytes OR b) documented GAA gene mutation by deoxyribonucleic acid (DNA) analysis
  • The patient must be greater than 8 years of age if enrolled at a site in the U.S. and greater than 18 years of age if enrolled at a site in Europe
  • The patient must have documented onset of symptoms of Pompe disease after 12 months of age
  • The patient must have at least 3 testable muscle groups in the arms and 3 testable muscle groups in the legs using quantitative muscle testing
  • The patient must be able to perform pulmonary and muscle function testing in the supine position
  • The patient must be able to provide reproducible muscle and pulmonary function test results within 10% of each other performed on Day 1 and Day 2 of the Screening/Baseline visit and forced vital capacity measurements within 10% of each other performed in the upright position on Day 1 and Day 2 of the Screening/Baseline visit
  • The patient must have the ability to comply with the clinical protocol

Exclusion

  • The patient is unable to ambulate (use of assistive devices, such as walker, cane, crutches, is permitted);
  • The patient requires the use of invasive ventilatory support.
  • The patient requires the use of noninvasive ventilatory support during waking hours.
  • The patient has received enzyme replacement therapy with acid alpha-glucosidase from any source
  • The patient has received an investigational drug within 30 days prior to study enrollment, or is currently enrolled in another study which involves clinical evaluations
  • The patient has a medical condition, serious intercurrent illness, or other extenuating circumstance that, in the opinion of the Investigator, may significantly interfere with study compliance including all prescribed evaluations and follow-up activities
  • The patient has a major congenital abnormality
  • For female patients only, the patient is pregnant or lactating, or is unwilling to practice birth control methods during the course of the study

Key Trial Info

Start Date :

March 1 2004

Trial Type :

OBSERVATIONAL

Allocation :

ACTUAL

End Date :

January 1 2006

Estimated Enrollment :

61 Patients enrolled

Trial Details

Trial ID

NCT00077662

Start Date

March 1 2004

End Date

January 1 2006

Last Update

May 5 2015

Active Locations (5)

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Page 1 of 2 (5 locations)

1

Children's Hospital Medical Center

Washington D.C., District of Columbia, United States, 20010

2

School of Medicine, Campus Box 8111

St Louis, Missouri, United States, 63110

3

Children's Hospital & Regional Medical Center

Seattle, Washington, United States, 98105

4

Institut de Myologie, Groupe Hospitalier Pitie-Salpetriere, Batimant Babinski

Paris, France, CEDEX 13