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Test Code LAB54/1423/CAION CALCIUM, IONIZED

Important Note

Chemistry - Blood Gases

Specimen Type

1 GEL BARRIER SST CLOT TUBE (SERUM) OUTPATIENT MUST BE SERUM
OR
1 GREEN TOP LITHIUM HEPARIN TUBE (WHOLE BLOOD)
OR
HEPARINIZED BLOOD GAS SYRINGE

Specimen Required

MIN: 0.25 ML SERUM OR PLASMA

PROCESSING INSTRUCTIONS

INPATIENT: BRING DIRECTLY TO LABORATORY, WITHOUT DELAY.

 

CENTRAL PROCESSING:
PLASMA: DO NOT CENTRIFUGE GREEN TOP LITHIUM HEPARIN TUBE; BRING DIRECTLY TO BLOOD GAS DEPARTMENT.
SERUM: ALLOW BLOOD TO CLOT UPRIGHT FOR 30 MINUTES AT ROOM TEMPERATURE, THEN CENTRIFUGE, AND BRING DIRECTLY TO BLOOD GAS DEPARTMENT.

 

OUTPATIENT:
SERUM: ALLOW BLOOD TO CLOT UPRIGHT FOR 30 MINUTES AT ROOM TEMPERATURE, CENTRIFUGE, THEN REFRIGERATE.

METHOD

ION SELECTIVE ELECTRODE

Specimen Retention Time

SST CLOT TUBE OR GREEN TOP LITHIUM HEPARIN TUBE: 7 DAYS

TRANSPORT TEMPERATURE

GEL BARRIER SST CLOT TUBE (SERUM):  ROOM TEMPERATURE OR REFRIGERATED

GREEN TOP LITHIUM HEPARIN TUBE (WHOLE BLOOD):  ROOM TEMPERATURE OR IN ICE SLURRY

HEPARINIZED BLOOD GAS SYRINGE:  ROOM TEMPERATURE OR IN ICE SLURRY

 

DAY(S) TEST PERFORMED

DAILY

CPT

82330

LOINC

BLOOD: 1994-3
SERUM OR PLASMA: 1995-0

SYNONYMS

IONIZED CA
FREE CALCIUM

SPECIMEN STABILITY FOR TESTING

GEL BARRIER CLOT TUBE (SERUM): ROOM TEMPERATURE OR REFRIGERATEDUP TO 24 HOURS  - IF UNOPENED AND SPUN


GREEN TOP LITHIUM HEPARIN TUBE (WHOLE BLOOD): REFRIGERATED UP TO 6 HOURS IF UNOPENED


HEPARINIZED BLOOD GAS SYRINGE:  ROOM TEMPERATURE OR IN ICE SLURRY FOR UP TO 6 HOURS - IF UNOPENED

Additional Information

DO NOT REMOVE TOP UNTIL IMMEDIATELY PRIOR TO ANALYSIS (DO NOT EXPOSE TO AIR)