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Test Code LDLD LDL Cholesterol, Direct, Plasma or Serum

Performing Laboratory

Northwell Health Laboratories

Methodology

Homogeneous Enzymatic Colorimetric

Reference Values

Less than 100 mg/dL

 

Interpretation of LDL Cholesterol:        
                                          
Risk Category                             LDL Goal
_____________                         _______ 
CHD or CHD Risk Equivalents         <100  
    (10 Yr Risk > 20%)                    
Multiple Risk Factors                        <130  
    (10 Yr Risk ≤20%)                    
0-1 Risk Factors                                 <160  
                                          

Test Classification and CPT Coding

83721

Day(s) and Time(s) Performed

Monday through Sunday

Specimen Required

Submit only 1 of the following specimens:

 

Plasma

Container/Tube:  Mint green-top (lithium heparin gel) tube(s)

Specimen:  1 mL of lithium heparin plasma

Transport Temperature:  Refrigerate

Collection Instructions:

Note:  1. Indicate plasma on request form.

2. Label specimen appropriately (plasma).

 

Serum

Container/Tube:  Gold-top tube(s)

Specimen:  1 mL of serum

Transport Temperature:  Refrigerate

Collection Instructions:

Note:  1. Indicate serum on request form.

2. Label specimen appropriately (serum).