Definition
Laboratory standard for the value of creatine kinase (CK) isoenzyme measured in units per litre that is the upper boundary of the normal reference range.
Components
Data Element (this item)
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Data Element ConceptLaboratory standard—upper limit of normal range for creatine kinase isoenzyme
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Object ClassLaboratory standard
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PropertyUpper limit of normal range for creatine kinase isoenzyme
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Value DomainTotal units per litre N[NNN]
Representation
This representation is based on the value domain for this data element, more information is available at " Total units per litre N[NNN] ".Data Type | Number |
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Format | N[NNN] |
Maximum character length | 4 |
Value | Meaning | Start Date | End Date | |
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Supplementary Values | 9998 | Not measured | ||
9999 | Not stated/inadequately described |
Comments
Guide for use:
Record the upper limit of the creatine kinase normal reference range for the testing laboratory.
Comments:
There are three different CK isoenzyme sub-forms:
- CK-MM (skeletal muscle)
- CK-MB (cardiac muscle)
- CK-BB (brain tissue)