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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Glycogen Storage Disease Type II

Test Code(s): GLYCST / HCGLYCST

CPT Code(s): 82657

Testing Site: Testing will be sent to an approved reference laboratory.

Turnaround Time: Routine: Approximately 2 weeks.


Specimen Requirements

Specimen: Blood

Collection Instructions: This is an enzymatic test and does not require genetic review.
This blood must be sent by overnight courier to arrive at the performing laboratory within 24 hours of draw time.  Blood must be received in UWHC Core Laboratory (B4/220) by noon on Monday-Thursday.

Collection Container: Preferred: Lavender top

Collection Volume: Preferred: 5 mL
Pediatrics: 3 mL

Sample Analyzed: Whole Blood

Specimen Transport: Transport specimen to laboratory. Transport with coolant pack if coming from outreach location.

Stability: Ambient: Not acceptable
Refrigerated: 24 hours
Frozen: Not acceptable


Interpretation

Acid Maltase Activity Pompe Disease GSDII
Acid alpha-glucosidase
GAA

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