Leukocyte Lysosomal Enzyme (Time Sensitive) Screen

Abbrev Code:WBCLE   
Order Code:LAB4347Order Name:WBC Leukocyte Enzymes
Synonyms:Alpha-D-Glucosidase; Alpha-Galactosidase; Alpha-Glucosaminidase; Alpha-L-Fucosidase; Alpha-L-Iduronidase; Alpha-Mannosidase; Arylsulfatase A; Beta-Galactosidase; Beta-Glucosidase; Beta-Glucuronidase; Beta-Hexosaminidase; Galactocerebrosidase; WBC Enzymes; Metachromatic Leukodystrophy; Murolipidosis; Beta-Mannosidase; Sialidase; Sphingomyelinase
Methodology:Enzyme activity
CPT Codes: 82657 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Thur if received by 1300; results are reported within 14 days.
Special Instructions:

A clinical history of the case must accompany the sample, including:

  • Patient's full name, date of birth, home addresses and patient identification number(s).
  • Name of referring physician and contact information.


Time Sensitive Handling Required:

  • Specimen must be at the East Core Sendouts lab no later than 16:00.
  • Order On-Time Delivery Courier to deliver directly to East Core Sendouts Lab. Call Sendouts at 612-273-3711 to notify.
  • CSC and West Only: Send in red STAT bag by Associated courier. Call East Core Sendouts at 612-273-3711 to notify.
Associated Links:

Jefferson Clinical History Form

Collection Instructions

Optimal Volume:8 mL
Minimum\Peds Volume:2 mL
Container:Purple (EDTA)
Alternate Containers: Green (sodium heparin, no gel)
Causes for Rejection:Specimen clotted.

Processing and Shipping

Specimen Processing:Store whole blood at room temperature.
Shipping Instructions:Ship at room temperature. Must arrive within 24 hours of collection. A completed Jefferson Clinical History Form must be sent with sample. See Associated Links.
Test Performed at or Referral Lab Lab Sendouts  (Jefferson Medical College-Lysosomal Disease Testing Lab)
Referral Lab number:na


Reference Range:By report

Diagnosis and carrier testing for GM 1 and 2 gangliosidosis, fucosidosis. a and b-mannosidosis, mucopolysaccharidosis VII, metachromatic leukodystrophy, Krabbe disease, Niemann-Pick Types A, B, and C, multiple sulfatase deficiency, Gaucher’s disease, Hurler-Scheie syndromes, Fabry disease, Maroteaux-Lamy syndrome, Sialidosis, galactosilidosis, sialuria, sialic acid storage disease, mucolipidosis II and III, Sanfilippo type B,  Wolman disease and Farber disease.


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