Creatine Kinase (CK)

Test/Investigation

Creatine Kinase (CK)

Site(s) or Laboratory offering Test/Investigation

NNUH, QEH, JPUH

Units

U/L

Comments/Precautions

Muscle enzyme, cardiac and skeletal.

Sample type

Serum

Turnaround times (TAT) Urgent/Routine/GP or OPD

1 hour / 4 hour / by 8am next day

Reference intervals (adult unless stated)

Adult male: 40 – 320 U/L
Adult female: 25 – 200 U/L
Ranges are for white Caucasian only; other ethnic groups may have higher values

If UKAS Accredited Test indicate at which site

Y NNUH