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General Information:

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Mayo Clinic Laboratories

Test Code LAB0289033 Beta-Hydroxybutyrate, Plasma or Serum

Methodology

Spectrophotometric. D-3-hydroxybutyrate in the presence of NAD is converted to acetoacetate and NADH at pH 8.5 by D-3-hydroxybutyrate dehydrogenase. NADH is converted to a colored compound using INT and Diaphorase.

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

Specimen Type: Plasma

Container/Tube:

Preferred: Green top (Lithium heparin/PST)

Acceptable: Serum(Red top, Gold/SST), Na Heparin plasma (Label specimen appropriately)

Specimen Volume: 0.5 mL

Minimum Volume: 0.25 ml

 

 

 

Specimen Transport Temperature

Refrigerated

Reference Values

< 0.3 mmol/L

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82010