CPK Isoenzymes; CK Electrophoresis; CK Isoenzymes Fractionation
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Creatine Kinase Isoenzymes (CK Isoenzymes) with Total CK, Serum
Test ID: CKISO S
Test
Aliases/Synonyms
Method
Electrophoresis; Enzymatic
Report Includes
Creatine Kinase Total; CK-BB; CK-MB; CK-MM
Specimens
Serum
Clinical Utility
Useful in the evaluation of myocardial disease. Isoenzyme MM is found in skeletal muscle whereas isoenzyme MB is increased in recent myocardial (heart) damage.
Test Location
Quest Diagnostics, California USA
Test Version
24-Dec-2019
Specimen
Specimens
Serum
Sample Volume
2.0 mL
Minimum Volume
1.0 mL
Collection & Handling
Handling Information
Separate and freeze immediately. Store and send frozen.
Stability
| Ambient | Unacceptable |
|---|---|
| Refrigerated | 48 hours |
| Frozen | 14 days |
Additional Stability Information
If the specimen thaws, it is unsuitable for analysis.
Rejection Criteria
| Hemolysis | Present |
|---|---|
| Specimen | Not frozen |
Test Version
24-Dec-2019
Performance / Interpretation
Method
Electrophoresis; Enzymatic
Turnaround Time
6 days
Results
| Name | Units | Reference Range | Conversion Factor | |
|---|---|---|---|---|
| Creatine Kinase, Total | U/L |
|
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| CK-BB | % of Total |
|
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| CK-MB | % of Total |
|
||
| CK-MM | % of Total |
|
||
Test Location
Quest Diagnostics, California USA
Test Version
24-Dec-2019
Interface / Setup
HL7 Interface Codes
| Order Code | Result Codes | Units |
|---|---|---|
| CKISO S | 63139CREATINE KINASE, TOTAL | U/L |
| 63140CK-BB | % of Total | |
| 63141CK-MB | % of Total | |
| 63142CK-MM | % of Total | |
| 63143INTERPRETATION |
Test Version
24-Dec-2019