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Test ID BLOD0090 Lipoprotein(a), Serum

Important Note

Effective 8/24/2026:  Test Delay timeframe has been extended until further notice. 

Effective 6/3/2026:  The expected test delay timeframe has been extended to 1 – 2 months.

Effective 5/1/2026:

Due to an increased volume of testing requests, results may be delayed past the published turnaround time. Specimens have been stabilized and will be processed in the order they were received. The duration of the delay is expected to be 1-2 weeks. An update will be provided when testing resumes normal turn-around time.

Useful For

Cardiovascular disease risk refinement in patients with moderate or high risk based on conventional risk factors or patients with clinical suspicion of residual cardiovascular risk not identified by other lipid parameters

Specimen Type

Serum


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL Serum

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Specimen Minimum Volume

Serum: 0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 20 days
  Frozen  91 days
  Ambient  5 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
 

Day(s) Performed

Monday through Sunday

Report Available

1 to 3 days

Method Name

Immunoturbidimetric Assay

Reporting Name

Lipoprotein(a), S

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Secondary ID

624437

CPT Code Information

83695

Reference Values

≥18 years: <75 nmol/L

 

Reference values have not been established for patients who are younger than 18 years.

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Forms

If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

-Cardiovascular Test Request Form (T724)

-General Test Request (T239)

Sanford Laboratories - Enterprise Additional Information:

SANFORD LABORATORY INTERFACE BUILD INFORMATION

 Result Code     Result Code Description   
 13068  Lipoprotein (a), S