Gentamicin

Test Name

Gentamicin

Alternate Description

Random, Peak, Trough

LIS Code

GENT, GENTT, GENTP

Availability

24 hours a day, seven days a week

Lab Section

Chemistry

Fluid Type

Whole Blood Plasma

Specimen Tube Type Transport

Gel Green Top

Container Whole Blood Required

4 ml whole blood in a Gel Green Top

Critical Value

>12 ug/mL

Summary Test Name

Gentamicin

Specimen Preparation Outreach

Spin right away, separate plasma into plastic 12 x 75 pour-off tube. Cap with plastic stopper. Refrigerate until courier pickup.

Specimen Stability

1 week refrigerated, if spun and plasma removed from gel; 6 hours on the gel

Minimum Volume

1 full green microtainer or 1 mL in a pediatric green top tube.

Specimen Transport

Refrigerate

Specimen Preparation In House

Spin and refrigerate until analysis

Test Turnaround Time Routines And Stats

R 4 hours S 1 hour

Reference Value

Therapeutic Range: Peak 5-12 ug/mL ; Trough 0-2 ug/mL

Additional Test Information

Trough: Collect immediately before administering the next dose. Peak: Collect 1 hour after IM injection or 1 hour after the beginning of IV infusion, unless otherwise designated.