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Test Code HSMP Hepatosplenomegaly Panel, Plasma


Ordering Guidance


This test should not be used for monitoring of patients with confirmed diagnoses. If testing requested is for monitoring purposes, see:

CTXP / Cerebrotendinous Xanthomatosis, Plasma

GPSYP / Glucopsychosine, Plasma

OXNP / Oxysterols, Plasma



Specimen Required


Collection Container/Tube:

Preferred: Lavender top (EDTA)

Acceptable: Green top (sodium heparin, lithium heparin), yellow top (ACD B)

Submission Container/Tube: Plastic vial

Specimen Volume: 0.3 mL

Collection Instructions:

1. Centrifuge at 4° C, if possible

2. Aliquot plasma into plastic vial. Do not disturb or transfer the buffy coat layer.

3. Send frozen


Useful For

As a component to the initial evaluation of a patient presenting with hepatosplenomegaly, using plasma specimens

 

This test is not useful for the identification of carriers.

 

This test should not be used as a monitoring tool for patients with confirmed diagnoses.

Method Name

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

Reporting Name

Hepatosplenomegaly Panel, P

Specimen Type

Plasma

Specimen Minimum Volume

0.25 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Plasma Frozen 65 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK

Reference Values

CHOLESTANE-3-BETA, 5-ALPHA, 6-BETA-TRIOL

Cutoff: ≤0.070 nmol/mL

 

7-KETOCHOLESTEROL

Cutoff: ≤0.100 nmol/mL

 

LYSO-SPHINGOMYELIN

Cutoff: ≤0.100 nmol/mL

 

GLUCOPSYCHOSINE

Cutoff: ≤0.003 nmol/mL

 

7-ALPHA-HYDROXY-4-CHOLESTEN-3-ONE (7a-C4)

Cutoff: ≤0.300 nmol/mL

 

7-ALPHA,12-ALPHA-DIHYDROXYCHOLEST-4-en-3-ONE (7a12aC4)

Cutoff: ≤0.100 nmol/mL

Day(s) Performed

Tuesday, Thursday

Report Available

3 to 7 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

82542

LOINC Code Information

Test ID Test Order Name Order LOINC Value
HSMP Hepatosplenomegaly Panel, P 92743-4

 

Result ID Test Result Name Result LOINC Value
601542 Interpretation (HSMP) 59462-2
601536 Cholestane-3beta,5alpha,6beta-triol 92755-8
601537 7-Ketocholesterol 92764-0
601538 Lyso-sphingomyelin 92747-5
601539 Glucopsychosine 92750-9
601540 7a-hydroxy-4-cholesten-3-one 92761-6
601541 7a,12a-dihydroxycholest-4-en-3-one 92758-2
601543 Reviewed By 18771-6