Ordering RecommendationRecommendations when to order or not order the test. May include related or preferred tests.
Aids in the diagnosis and monitoring of patients with MPS Type 4A or Type 6.
MnemonicUnique test identifier.
MPS 4A/6 U
MethodologyProcess(es) used to perform the test.
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
PerformedDays of the week the test is performed.
Varies
ReportedExpected turnaround time for a result, beginning when ARUP has received the specimen.
2-3 weeks
New York DOH Approval StatusIndicates test has been approved by the New York State Department of Health.
Specimens from New York clients will be sent out to a New York DOH approved laboratory, if possible.
Specimen Required
Patient Preparation
N/A
Collect
Urine
Specimen Preparation
Transfer 0.25 mL urine to polypropylene sample tube and freeze immediately. (Min 0.15 mL)
Storage/Transport Temperature
Critical Frozen
Unacceptable Conditions
Specimens containing preservatives or heparin
Remarks
N/A
Stability
Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 year (3 freeze thaw cycles are acceptable)
Reference IntervalNormal range/expected value(s) for a specific disease state. May also include abnormal ranges.
By report
Interpretive DataBackground information for test. May include disease information, patient result explanation, recommendations, details of testing, associated diseases, explanation of possible patient results.
Refer to report. Total Chondroitin Sulfate and Dermatan Sulfate, Urine is a sum of the internal disaccharides D0a0, D0a4, and D0a6. NRE = Non Reducing End
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
CPT CodesThe American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
AliasesOther names that describe the test. Synonyms.
CS non-reducing end assay
DS non-reducing end assay
MPS 4a
MPS 6
MPS type 4a
MPS type 6
Mucopolysaccharides
Total Chondroitin Sulfate
Total Dermatan Sulfate
Mucopolysaccharidoses Type 4A/6 Total CS-DS and NRE (Sensi-Pro(R)) Quantitative, Urine
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