Test Code CPKISO Creatine Kinase (CK), Total Plus Isoenzymes
Additional Codes
Reference Lab Test ID: ZW76
Referral Lab Code: 002154
Specimen Information
Obtain specimen using standard phlebotomy techniques.
No special patient preparation is necessary.
Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol | Stabilty |
SST | Serum | Refrigerate | 4 mL | 2 mL | 1.5 mL | 48 hours |
SST | Serum | Frozen | 4 mL | 2 mL | 1.5 mL | 14 days |
Reject Due To:
- Moderate or Marked Hemolysis
- Specimen unlabeled or mislabeled
Instrumentation / Method
Total CK: Kinetic
Isoenzymes: Agarose gel electrophoresis with densitometry
Test Schedule / Analytical Time / Test Priority
Monday - Friday / Report in 7 - 10 days / Not availabe STAT
Reference Range
Total CK (U/L)
Age | Male | Female |
0 - 7 days | 59 - 1111 | 55 - 777 |
8 - 30 days | 51 - 168 | 37 - 151 |
1m - 1 year | 57 - 301 | 50 - 263 |
2 - 12 years | 53 - 229 | 45 - 198 |
13 - 17 years | 53 - 446 | 32 - 182 |
18 - 50 years | 49 - 439 | 32 - 182 |
51 - 80 years | 41 - 331 | 32 - 182 |
>80 years | 30 - 208 | 26 - 161 |
CK Isoenzymes (Male and Female)
Macro type 2 | Not Observed |
CK-MM | 97% - 100% |
Macro type 1 | Not Observed |
CK-MB | 0% - 3% |
CK-BB | 0% |
CPT / LOINC / Order Code
Meditech | Medent | LOINC | CPT |
CPKISO | CPKISO | ||
Total CK | Total CK | 82550 | |
Isoenzymes | Isoenzymes | 82552 |