Lab Test Dictionary

Creatine Kinase Isoenzymes (20414)

Methodology

Quantitative Enzymatic/Electrophoresis

Synonyms

CK; CK Isoenzyme Electrophoresis; CK Isoenzyme; CK Macro; CK-BB; CK-MM CKBB; CKMB; CPK CPK Isoenzyme Electrophoresis; CPK Isoenzyme (Creatine Phosphokinase Isoenzymes) Creatine Phosphokinase; Isoenzyme of Creatine Kinase; Isoenzymes, CK; Macro CK; Macro Creatine Kinase; Mitochondrial C

Specimen Type

Serum

Performing Lab

ARUP

Epic ID

Other Reference Test

Lab Test Days

Daily

Standard TAT

2-3 Days

Collection Information

Specimen Required

1-2 mL Blood

Container Type

Gold (SST)

Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK

Specimen Stability

Room Temp: Unacceptable; Refrigerated: 1 Week; Frozen: 1 Month (Avoid repeated freeze/thaw cycles)

Rejection Criteria

Specimens preserved in citrate, EDTA, fluoride, heparin, or iodoacetate; Room temp specimens

Test Volume Required

1 mL Serum

Minimum Test Volume

0.5 mL Serum

Processing Instructions

Complete an ARUP requisition and submit with specimen refrigerated or frozen. Call Apollo Courier Service for pick-up Monday-Friday.

Included Tests

CK-MM, CK-MB, CK-BB, CK-Macro Type I, CK-Macro Type II and CK Total. This test will detect CK macroenzymes.