CREATINE KINASE

Mnemonic

CK

Synonym

CK Total - CPK - Creatine Phosphokinase - Adenosine Triphosphate - Creatine N-Phosphotransferase

Specimen Collection Requirements

Collect

Serum or Plasma, one 5.0 mL gold (SST), 7.0 mL red or 3.0 mL mint green (lithium heparin, PST) top tube

Handling

Allow serum to clot completely at room temperature (minimum: 30 minutes). Centrifuge and separate serum or plasma from cells ASAP. Protect specimen from light to maximize stability.

Preferred Volume

1.0 mL

Minimum Volume

0.5 mL

Transport

Refrigerated (2-8°C)

Rejection Criteria

Grossly hemolyzed specimens

Stability

AFTER SEPARATION FROM CELLS and PROTECTED FROM LIGHT: Ambient (20-25°C): 4 hours; Refrigerated (2-8°C): 12 hours; Frozen (at or below -20°C): 1 month

Testing Information

Performed

7 days/week

Method

Enzymatic

Referral Lab

Samaritan Health Services Laboratories

Reference Values

Reference Values

MALE: 0-170 U/L
FEMALE: 0-142 U/L
Age adjusted ranges.

CPT Codes

82550

Last Updated: Thursday, January 5, 2017 03:42:05 AM