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Lab Test Dictionary

Mucopolysaccharidosis, Blood (MPSWB)


Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)


Dermatan Sulfate; Heparan Sulfate; Hunter Syndrome; Hurler Syndrome; Hurler-Scheie Syndrome; Maroteaux-Lamy Syndrome; Morquio A Syndrome; Morquio B Syndrome; Mucopolysaccharidosis I (MPSI); Mucopolysaccharidosis II (MPS II); Mucopolysaccharidosis III (MPS III); Mucopolysaccharidosis IV (MPS IV); Mucopolysaccharidosis VI (MPS VI); Sanfilippo Syndrome; Scheie Syndrome; Mucopolysaccharides

Specimen Type

Whole Blood

Performing Lab

Mayo Medical Lab

Epic ID

Other Reference Test

Lab Test Days

Tuesday and Friday; 7 A.M.

Standard TAT

2-7 Days

Collection Information

Specimen Required

0.5-2 mL Whole Blood

Container Type

Lavender (EDTA)

Collection Instructions

Whole blood collected in an ACD Solution A/B (yellow-top) tube. Do not administer low-molecular weight heparin prior to collection. Reason for referral is requied.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp: 7 Days (Preferred); Refrigerated: 7 Days; Frozen: Unacceptable

Rejection Criteria

Blood collected in tubes containing sodium or lithium heparin

Test Volume Required

2 mL Whole Blood

Minimum Test Volume

0.5 mL Whole Blood

Processing Instructions

Order in Mayolink and send with Mayo courier Monday-Friday. Include diagnosis in reason for referral or in comment.

Included Tests

Dermatan Sulfate, Heparan Sulfate and Total Keratan Sulfate.


This is a chemistry type test, not genetic

CPT Codes