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The objective is to determine if alglucosidase alfa is present in breast milk from mothers with Pompe Disease being treated with alglucosidase alfa and to measure breast milk production and composition in women with Pompe Disease who receive alglucosidase alfa.
alglucosidase alfa accumulation in immature (1-3 months post partum) or mature (4-6 months post partum) breast milk sample from mothers with Pompe disease who are being treated with alglucosidase alfa. [ Time Frame: 6 Months ]
breast milk production and composition in women with Pompe disease who receive alglucosidase alfa [ Time Frame: 6 Months ]
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Ages Eligible for Study:
Child, Adult, Older Adult
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Females diagnosed with Pompe Disease and Lactating
Must be enrolled in Pompe Registry (NCT00231400)
Must be pregnant and intend to breast-feed or be currently lactating and receive at least one infusion of alglucosidase alfa while lactating
Provide a signed Patient Information and Authorization form to participate in the sub-registry prior to any sub-registry-related assessments are performed
Agree to adhere to the sub-registry guidelines for antibody testing and recommended schedule of assessments.
Patients will be excluded from this sub-registry if they have received an investigational drug (excluding alglucosidase alfa in regions where alglucosidase alfa is not commercially available) within 30 days prior to Visit 1 breast milk collection