Sign in →

Test Code Phenob PHENOBARBITAL LEVEL

Patient Preparation

No special patient preparations required

Collection Method

Venous collection

Minimum Volume

Adults

1.0 mL

Pediatric

0.6 mL

Container

Lt Green / Plasma Separator / Lithium Heparin

Preferred Specimen

Light Green Top (lithium heparin) plasma

Acceptable Specimen(s)

Serum:
-Gold Top SST
-Red Top


Plasma:
-Lt Green top (lithium heparin)

Reference or Target Ranges

Therapeutic Peak: 15.0-40.0 ug/mL

Reportable Units

ug/mL

Critical Value

≥ 50.0 ug/mL

Reasons for Rejection

Hemolysis Threshold:

500 mg/dL

Icterus Threshold:

80 mg/dL (unconjugated)

 

80 mg/dL  (conjugated)

Lipemia Threshold:

200 mg/dL

Other:

QNS, contaminated, improperly labeled, improper specimen type 

Specimen Stability

Ambient

8 Hours

Refrigerated         

2 Days

Frozen

30 Days

Performance Information

Days and Time Performed

24/7

Expected Turn Around Time

Stat: 1 Hour, Routine: 4 Hours

Stat Availability

Yes

Performing Bench

CRMC Chemistry

Methodology/Method Description

Atellica

Methodology/Method Description

Atellica CH Analyzer

CPT Codes

80184