CK MB Mass

General Information

Method

Chemiluminescence

Reference Range

Units: ng/mL

Female		Male
Age	Range	Age	Range
0-	0-5	0-	0-5

Effective date: 09/19/2006

Ref. Range Notes

CK-MB Mass >9 ng/mL consistent with myocardial injury or infarction

Specimen Type: Blood
Collection: UW-MT:

Preferred: 4 mL blood in ORANGE RST tube

Also Acceptable: 4 mL blood in GOLD SST or RED TOP tube

Unacceptable: LIME GREEN PST or GREEN TOP tube

Pediatric: 2 Full GOLD MICROTAINER

Offsite Clinic or Other Locations:

Preferred: 4 mL blood in GOLD SST tube

Also Acceptable: 4 mL blood in ORANGE RST or RED TOP tube

Unacceptable: LIME GREEN PST or GREEN TOP tube Pediatric: 2 Full GOLD MICROTAINER
Handling Instructions: Note: CKMB cannot be added on to a specimen more than 16 hours after it has already gone through the automation line and stored.
Quantity: Requested: 2 mL serum
Minimum: 0.3 mL serum

Receiving Instructions: Refrigerate serum. Serum should be separated from the red cells within 2 hours

Login: Use this mnemonic when CK MB MASS is requested by itself.

Stability: 8 hrs at Room Temp; 16 hrs at 2-8°C; >16 hrs freeze at -20°C. Thaw sample only once

Note for RLS login staff: Do not order CK MB Quotient on SCHL Patients. Login only: MBMASS. SCHL does their own total CK's - Do Not Repeat. If questions about this contact Dr. Joe Rutledge @ SCHL.

Lab Department

Chemistry, Automated Panels(CHA)

Frequency

Daily

Available STAT?

Yes

Performing Location(s)

UW-MT	Chemistry, Automated 206-520-4600 Clinical Lab, Room NW220, University of Washington Medical Center, 1959 NE Pacific street, Seattle, WA 98195