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Test Code VANR Vancomycin Level, Random

Additional Codes

EPIC LAB4222

Synonyms

  • Vancocin

Clinical Significance

Vancomycin is a complex glycopeptide antibiotic, which is used for the treatment of infections caused by Gram‑positive organisms, primarily methicillin resistant Staphylococcus aureus (MRSA), coagulase‑negative Staphylococci, Streptococci or Enterococci, particularly in patients allergic to β‑lactams. 

 

Common side effects include, amongst others, the following: (a) red man syndrome, a histamine‑mediated flushing during or immediately following infusion, (b) nephrotoxicity, and (c) ototoxicity; the latter two adverse events are dose/level dependent.

 

Source: Roche Cobas VANC4 Method Sheet Version 4.0 2023-11 

Methodology

Kinetic interaction of microparticles in solution (KIMS) (Roche Cobas c503)

Sample Type

Preferred Sample Type
Light green top - Plasma

 

Acceptable Sample Type(s)
Dark green top - Plasma
Yellow top - Serum
Red top - Serum

Centrifuge: Yes

Specimen Minimum Volume

55 uL with insert cup

Specimen Stability

Temperature Time
Ambient (15-25°C) 2 days
Refrigerated (2-8°C) (store) 2 weeks
Frozen (-20°C) 1 year

Separate plasma or serum from cells within 2 hours.

NOTE: Stability limits only valid for capped specimens.

Reference Ranges

Therapeutic Range
5.0 - 40.0 ug/mL

 

Critical Values
>50.0 ug/mL

 

Technical Range
4.0 - 80.0 ug/mL

Rejection Criteria

Hemolysis Index >1,000
Icterus Index >60
Lipemia Index 1,000, ultracentrifuge

 

Availability

Performed STAT
24/7 Yes

 

Performing Laboratory

MultiCare Yakima Memorial Hospital Laboratory

Lab Department

Chemistry

CPT Code

80202

LOINC

20578-1 Vancomycin [Mass/Vol]