CALRETICULIN (CALR), MUTATION ANALYSIS

Specimen Required
Draw blood in a lavender tube. Send 5.0 mL whole blood (2.0 mL minimum) at room temperature.

Alternate Specimen
Whole blood: Sodium heparin, sodium citrate; Bone marrow: EDTA, 1.0 mL; Formalin fixed, paraffin embedded tissue block, Fixed cell pellets from cytogenetic preparations.

Rejection Criteria
Gross hemolysis

Methodology
Polymerase Chain Reaction, Sequencing

Stability
Room temperature: 7 days; Refrigerated: 7 days; Frozen: Unacceptable

Reference Range
Not detected

Performed
Tuesday, Thursday, Saturday

Turnaround Time6-8 days
Test CodeCALRM
CPT-4 Code (s)
81219
ZBX7A
LOINC Codes
Specimen source:   31208-2  
CALR Mutation (exon 9):   77174-1  
Mutation Site:   Not available  
Interpretaton:   50398-7  

Warde
Medical
Laboratory