Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

MB FRACTION OF CK

ORDERING INFORMATION:
Sunquest Test Code:
MB      Geisinger Epic Procedure Code: 82553.01         Geisinger Epic ID: 41801

SPECIMEN COLLECTION
Specimen type:
Plasma or serum
Preferred collection container:
Specimen required:
2 mL serum or plasma; minimum 0.5 mL.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow serum to clot. Centrifuge serum or plasma at 1100-2000 x g for 10 minutes at room temperature. 
Transport temperature:
Frozen (preferred) or refrigerated.
Specimen stability:
Room temperature: 4 hours. Refrigerated: 8 hours. Frozen: 3 months.
Rejection criteria:
Stability limits exceeded.

TEST DETAILS
Reference interval:
Female: 0-4.3 ng/mL
Male: 0-7.7 ng/mL
Additional information:
Significant interference with the procedure may occur in patients with antibodies induced during treatment with mouse monoclonal antibodies.
CPT code(s):
82553
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Methodology:
Electrochemiluminescence Immunoassay
Synonyms:
MB fraction, CK, CK-MB
Clinical significance:
CK-MB is used for evaluation of acute myocardial infarction (AMI) due to its release from myocytes during necrosis of heart muscle. Lesser amounts of CKMB are found in skeletal muscle, and CKMB elevations may be observed after crush injuries.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 09/06/2019

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily, all shifts
Performed stat? Yes

Geisinger Wyoming Valley Medical Center

Performing laboratory: ATL+
Technical Lead: Sarah McGowan    
Frequency: Daily, all shifts    
Performed stat? Yes

Geisinger Community Medical Center

Performing laboratory: Chemistry
Technical Lead: Ann Mack, Deborah Dempsey  
Frequency: Daily, all shifts    
Performed stat? Yes

Geisinger Holy Spirit Hospital

Performing laboratory: ATL+
Technical specialist: Hadeel Naghnaghieh    
Frequency: Daily, all shifts    
Performed stat? Yes
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*GMC - Geisinger Medical Center; GWV - Geisinger Wyoming Valley Medical Center; GSACH - Geisinger Shamokin Area Community Hospital; GBH - Geisinger Bloomsburg Hospital;
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GSWB - Geisinger South Wilkes-Barre