Ordering Recommendation

Optimize drug therapy and monitor patient adherence.

Mnemonic
LIDO
Methodology

Immunoassay

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Draw specimens 12 hours after initiating therapy for arrhythmia prophylaxis, then every 24 hours thereafter.

Collect

Plain red. Also acceptable: green (sodium heparin).

Specimen Preparation

Separate serum from cells immediately. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Separator tubes.

Remarks
Stability

After separation from cells: Ambient: 1 week; Refrigerated: 1 week; Frozen: 1 month

Reference Interval

1.2-5.0 µg/mL
Toxic: greater than 9.0 µg/mL

Interpretive Data



Compliance Category

FDA

Note
Hotline History
N/A
CPT Codes

80176

Components
Component Test Code* Component Chart Name LOINC
0090155 Lidocaine, Serum/Plasma 3714-3
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Xylocaine
Lidocaine