S468

Test CODE NAME

S468

Calcium, Ionized, Serum

Methodology: Ion-Selective Electrode/pH-Electrode
Performed: Sun-Sat
Reported: 2-3 days
Specimen Required: Collect: Serum Separator Tube (SST).
Specimen Preparation: Do not open the tube or split the specimen. Do not freeze separator tube. Do not expose specimen to air at any time during collection or transport process. Centrifuge with stopper in place within one hour of collection. Transport 5 mL serum in original serum separator tube.
Storage/Transport Temperature: Refrigerated. 
Ship upright in original serum separator collection tube 
Do not ship on dry ice.
Stability: Ambient: 24 hours; Refrigerated: 1 week; Frozen: Unacceptable
Note: This test is approved for NY .
Performing Lab 
ARUP Laboratory
CPT Code(s): 82330