Sign in →

Test Code LAB3075 GL-3 Level, Plasma

Important Note

This test is only offered to Seattle Children's Biochemical Genetics providers. We do not offer this test or coordinate pass throughs for external clients.


If you are not associated with the Seattle Children's Biochemical Genetics clinic, please contact LabCorp / Sanofi Genzyme's Rare Disease Program at (888) 681-1701 or

Additional Codes


Clinical System Name

GL-3 Level, Plasma


Fabry; Plasma Gb3; Plasma Lyso-Gb3; Plasma globotriaosylceramide; Plasma globotriaosylsphingosine

Sample Requirements

Specimen: Whole Blood

Container(s): Dark Green/Sodium Heparin

Preferred Vol: 2.0 mL

Minimum Vol: 1.0 mL


Processing Instructions

Reject due to: Gold SST or Red

Spin: Y

Aliquot: Y

Temp: -20 C

Storage Location: Transfer plasma to a plastic aliquot tube affixed with a large Epic label. Deliver sample to CPA -20 freezer Send Outs rack.


Off-site Collection: Transfer 2.0 mL plasma (Min. 1.0 mL) to a plastic aliquot tube affixed with a large Epic label. Freeze at -20 C.


Specimen Type Temperature Time
Plasma Room Temp Unacceptable
  Refrigerated 14 d
  Frozen 3 m



STAT Performed TAT
N   14 d


Performing Laboratory


Sanofi Genzyme Rare Disease Specialty Testing Program

550 17th Ave, Suite 300

Seattle, WA 98122


Phone Number: (206) 861-7455


Department: Send Outs

Phone Number: (206) 987-2563

Send Out Instructions

Reference Test Name: Plasma GL-3 & Plasma Lyso-GL-3
Reference Lab Test Code: 504662 & 504652
Instructions: Send frozen plasma on dry ice via Delivery Express to LabCorp Seattle.