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Test Code LAB27 Gentamicin, Random, Plasma or Serum

Additional Codes

45690

Reporting Title

Gentamicin Random

Methodology

Roche Diagnostics

Siemens Diagnostics- OMH and MH

Gentamicin has a narrow therapeutic index and an unpredictable dose-serum profile curve.

Performing Laboratory

OhioHealth Laboratory Services-RMH, GMC, OMH, MH Core Laboratory

Specimen Requirements

Collection Instructions:

1. Serum and Plasma gel tubes should be centrifuged within 2 hours of collection.

2. Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.

 

Submit only 1 of the following specimens:

 

Preferred:

Serum

Draw blood in a gold-top serum gel tube(s). Spin down and send 1 mL of serum refrigerated.
Note:

1. Date and time of draw is required on request form and specimen for processing.

2. A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.

3. Indicate serum and random on request form.

4. Label specimen appropriately (serum and as random).

 

Alternate: Preferred by Siemens Users

Plasma

Draw blood in a mint green-top (heparin) gel tube(s). Spin down and send 1 mL of heparinized plasma refrigerated.

Note:  1. Date and time of draw is required on request form and specimen for processing.

2. Indicate plasma and random on request form.

3. Label specimen appropriately (plasma and as random).

 

Sample Stability Information:

Specimens removed from the cells, clot, or gel may be stored up to one week at 2 to 8°C.

If testing will be delayed more than one week, specimens should be stored frozen (< -10°C).

 

Specimen Transport Temperature

Refrigerate/Frozen OK/Ambient NO

Reference Values

No therapeutic range established

Note:  Sagamicin, sisomycin, and netilmicin interfere with this assay. Concurrent treatment with other nephrotoxic drugs may increase nephrotoxicity.

Day(s) Test Set Up

Monday through Sunday; Continuously

Test Classification and CPT Coding

80170