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Test Code CK CREATINE KINASE (CK)

Aliasis

CK / CPK

Patient Preparation

No special patient preparation required

Collection Method

Venous collection

Minimum Volume

Adults: 1.0 mL
Pediatric: 0.5 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

Adult Males

46-171 U/L

Adult Female

34-145 U/L

Reportable Units

U/L

Critical Value

Not defined for this assay

Reasons for Rejection

Hemolysis Threshold:

125 mg/dL

Icterus Threshold:

60 mg/dL

Lipemia Threshold:

1000 mg/dL

Other:

QNS, contaminated, Improperly labeled, Improper specimen type

Specimen Stability

Ambient

4 Hours

Refrigerated    (4oC to 8oC)

5 Days

Frozen

2 Months

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

Atellical CH Analyzer

CPT Codes

82550