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Available Tests

  • Calcium, Ionized, Arterial

Calcium, Ionized

Tube Type

ICE

Test ID   LAB54
EPIC Order
  CALCIUM, IONIZED, ARTERIAL
CPT Code(s)   82330
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   31
Specimen Routine: 1.0 mL blood in 3cc syringe w/lyophylized heparin (BG Kit) or minimum volume 1 ml if collected in 7 mL green top (heparin) vacutainer; see Comments
  micro: 0.5 mL blood in 1cc syringe w/lyophylized heparin (BG Kit) or Green top (Heparin) tube
Availability Routine: 24 Hours/Day
  STAT: Yes
Reference Range Normal: See Table Below
Comments Place specimen on ice and deliver or "tube" immediately.
Specimens with Needles attached will NOT be accepted.

Reference Ranges - Ionized Calcium

 mg/dLSI Units (mmol/L)
Reference Range: 4.4-5.4 1.10-1.35
Critical Value: <3.2 or >6.5 <0.8 or >1.625

Reviewed by ivette_marrero on January 30, 2017

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514

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