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Test Code NMRLP Nuclear Magnetic Resonance Lipoprotein Profile, Serum


Specimen Required


Patient Preparation:

1. Fasting overnight (12-14 hours) is required. On night before examination, evening meal should be eaten before 6 p.m. and should contain no fatty foods.

2. Patient must not consume any alcohol for 24 hours before the specimen is collected.

Collection Container/Tube: Red top (serum gel/SST are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 1.5 mL

Collection Instructions:

1. Allow isopropyl alcohol (from phlebotomy site prep) to dry thoroughly before venipuncture.

2. Centrifuge and aliquot serum into a plastic vial.


Specimen Type

Serum Red

Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Red Refrigerated (preferred) 7 days
  Frozen  14 days
  Ambient  8 hours

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject

Reference Values

≥18 years:

 

LDL Particles:

Desirable: <1,000 nmol/L

Above Desirable: 1,000-1,299 nmol/L

Borderline high: 1,300-1,599 nmol/L

High: 1,600-2,000 nmol/L

Very high: ≥2,000 nmol/L

 

HDL Particles:

Male: >30 mcmol/L

Female: >35 mcmol/L

 

LDL Cholesterol (NMR):

Desirable: <100 mg/dL

Above Desirable: 100-129 mg/dL

Borderline high: 130-159 mg/dL

High: 160-189 mg/dL

Very high: ≥190 mg/dL

 

Reference values have not been established for patients younger than 18 years of age.

Day(s) Performed

Tuesday,Friday

Report Available

2 to 7 days

Specimen Retention Time

7 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

83704