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Test Code GENP.2 GENTAMICIN LEVEL PEAK

Methodology

Turbidimetric Inhibition Immunoassay

Useful for monitoring drug therapy.

Specimen Requirements

Submit only 1 of the following specimens:

 

Preferred:

Serum

Serum Gel Tube

Container/Tube: Serum gel tube(s)
Specimen Volume: 2 mL (minimum volume: 1 mL) of serum

Collection Instructions: Draw blood 30 minutes after completion of a 30 minute intravenous infusion, 15 minutes after completion of a 60 minute intravenous infusion, or 60 minutes post an intramuscular injection. Spin down as soon as possible after draw.

Note: 

1. Date and time of last dose and time of draw are required.

2. Label specimen appropriately (serum).

 

Alternate:

Serum

Plain, Red-Top Tube

Container/Tube: Plain, red-top tube(s)
Specimen Volume: 2 mL (minimum volume: 1 mL) of serum

Collection Instructions: Draw blood 30 minutes after completion of a 30 minute intravenous infusion, 15 minutes after completion of a 60 minute intravenous infusion, or 60 minutes post an intramuscular injection. Spin down as soon as possible after draw.

Note: 

1. Date and time of last dose and time of draw are required.

2. Label specimen appropriately (serum).

 

Plasma

Container/Tube: Green-top (lithium heparin) tube(s)

Specimen Volume: 2 mL (minimum volume: 1 mL) of plasma

Collection Instructions: Draw blood 30 minutes after completion of a 30 minute intravenous infusion, 15 minutes after completion of a 60 minute intravenous infusion, or 60 minutes post an intramuscular injection. Spin down as soon as possible after draw.

Note: 

1. Date and time of last dose and time of draw are required.

2. Label specimen appropriately (plasma).

Day(s) Test Set Up

Monday through Sunday

Reference Values

Therapeutic concentration (peak): 5.0-12.0 µg/mL

 

Critical concentration (automatic call-back): 

< 18 Years        >12.0 µg/mL

≥18 Years         >16.0 µg/mL

Performing Laboratory

Logan Health Medical Center-Chemistry

Test Classification and CPT Coding

80170

Specimen Transport Temperature

Refrigerate