Alberta Precision Laboratories

--- Query Results ---

Organization:

Alberta Precision Laboratories

Message Alert:

PLEASE NOTE: This Test Directory is in an interim state and due to changes pertaining to the DynaLIFE transition, performing site for routing has not been updated. Please refer to Laboratory Information System for appropriate routing.

Test Name/Synonym:

Gentamicin Level, 8 Hour Interval (Synonym: Extended interval dosing, Gentamicin)

Ordering Alert:

Record time of last dose on requisition or in electronic ordering system

Collection Alert:

Collect between 7 to 9 hours after the START of infusion. Do a collection after first dose, then once/week (more frequently if patient has renal dysfunction, if renal function changes, or on concurrent nephrotoxic drugs).

Best practice is to not draw from an intravenous line through which the drug has been administered as it can produce erroneous results and impact patient care. If best practice is not possible, prior consultation with the most responsible health practitioner is required.

LABID (Connect Care):

LAB4451

Specimen Type:

Blood

Primary Container:

MINT LIHEP PST

Alternate Containers:

Royal Alexandra Hospital: LIME BARRICOR LIHEP
All other sites: GOLD SST

Minimum Collection Volume:

0.5 mL plasma or serum

Test Resources:

General Laboratory Requisition – 21302

Hartford Nomogram

Half-life and Time to Steady State

Method and Interpretation of Results:

CAUTION: Specimen should be collected 7-9 hours after the START of infusion for proper interpretation. Refer to Hartford Nomogram (applies only to 7 mg/kg dose. If other dose used, obtain pharmacokinetic consult). Please refer to Aminoglycoside Dosing/Monitoring Guidelines, AHS Bugs and Drugs Online Document May 2019 Revision.

Testing Schedule:

Daily

Reference Interval:

See Hartford Nomogram

Critical Value:

Greater than 10.9 mg/L

Testing Area:

Biochemistry

Performing Site:

Calgary Zone	Alberta Children's Hospital Foothills Medical Centre Peter Lougheed Centre Rockyview General Hospital
Central Zone	Red Deer Regional Hospital Centre
Edmonton Zone	Royal Alexandra Hospital University of Alberta Hospital
North Zone	Grande Prairie Regional Hospital
South Zone	Chinook Regional Hospital, Lethbridge Medicine Hat Regional Hospital

Additional Test Information:

Steady State: approximately 1 day

For more information refer to www.bugsanddrugs.org

Last Updated On:

Thursday, January 11, 2024