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Mayo Clinic Laboratories

Test Code VTROGH Vancomycin Level, Trough, Serum or Plasma

Methodology

Immunoassay

Specimen Requirements

A trough level is usually drawn 30 minutes before dose. 

Note:  Label specimen appropriately (trough).

Container/Tube:  Lithium-heparin (light green top) or Red Top

Preferred: Lithium heparin (light green-top)    *****NO Serum Gel (SST)*****

Draw blood, spin down and send 1 mL of plasma or serum.

  

Reject Due To

 

Hemolysis

Mild:

ok

Gross:

ok

Lipemia

Mild:

ok

Gross:

ok

Icterus

Mild:

ok

Gross:

Reject

 

Reference Values

Therapeutic range:  10-20  µg/mL
 

Day(s) Test Set Up

Monday through Sunday

CPT Coding

80202

Performing Laboratory

Huntsville Hospital Laboratory/ Madison Hospital Laboratory

Secondary ID

HHA264

LOINC Coding

Test Name LOINC Code

Vancomycin Level, Trough Serum or Plasma

 4092-3

 

Specimen Stability Information

 

Specimen Type

Temperature

Time

Lithium heparin, plasma or serum

RT, spun

 48 hrs
 

Refrigerated, spun

 2 weeks