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Test Code FROPI Ropivacaine, Serum/Plasma

Reporting Name

Ropivacaine

Performing Laboratory

NMS Labs

Specimen Type

Varies


Specimen Required


***Must submit one specimen per order. Specimens cannot be shared between multiple orders.***

Submit only 1 of the following specimens:

 

Serum

Draw blood in a plain, red-top tube(s). (Serum gel tube is not acceptable.) Spin down and send 1 mL serum refrigerate in a plastic vial.

 

Plasma

Draw blood in a lavender-top (EDTA) or pink top tube(s). (Plasma gel tube is not acceptable.) Spin down and send 1 mL plasma refrigerate in plastic vial.


Specimen Minimum Volume

0.4 mL

Specimen Stability Information

Specimen Type Temperature Time
Varies Refrigerated (preferred) 30 days
  Frozen  90 days
  Ambient  30 days

Reference Values

Reporting limit determined each analysis.

 

Following epidural administration 10 mg/hr, 20 mg/hr and 30 mg/hr, mean plasma concentration of 0.39, 0.88, 1.19 mcg/mL at 21 hours respectively.

Bolus I.V. administration 84 mg/70 kg and 131 mg/70 kg, peak plasma concentrations of 1.1 and 1.7 mcg/mL at 2 minutes respectively.

 

Day(s) Performed

Monday through Sunday

CPT Code Information

80299

LOINC Code Information

Test ID Test Order Name Order LOINC Value
FROPI Ropivacaine 51203-8

 

Result ID Test Result Name Result LOINC Value
Z2296 Ropivacaine 51203-8
Z2297 Reporting Limit 19147-8

Report Available

6 to 10 days

Reject Due To

Thawing: Warm OK; Cold OK
Other: Polymer gel separation tube (SST or PST)

Method Name

High Performance Liquid Chromatography/ Tandem Mass Spectrometry LC-MS/MS

Test Classification

This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the U.S. Food and Drug Administration.