Test Catalog

Test ID: LORAZ    
Lorazepam (Ativan), Serum

Specimen Type Describes the specimen type validated for testing

Varies

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

Submit only 1 of the following specimens:

 

Plasma:

Specimen Type: Plasma

Container/Tube: Green Top

Specimen Volume: 2 mL

Collection Instructions:  Draw blood in a green-top sodium heparin tube(s), plasma gel tube is not acceptable. Spin down and send 2 mL of plasma refrigerated in a plastic vial.

 

Serum:

Specimen Type: Serum

Container/Tube: Red

Specimen Volume: 2 mL

Collection Instructions: Draw blood in a plain, red-top tube(s), serum gel tube is not acceptable.  Spin down and send 2 mL of serum refrigerated in a plastic vial.

Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

0.6 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Hemolysis

NA

Thawing

Warm OK; Cold OK

Lipemia

NA

Icterus

NA

Other

Plasma gel tube, Serum gel tube

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTime
VariesRefrigerated (preferred)14 days
 Frozen 180 days
 Ambient 72 hours