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Test Code INPT256 Ionized Calcium (CRRT)

Clinical Information

This test is intended to monitor calcium concentrations in patients receiving continuous renal replacement therapy.

Synonym

  • ICACRT

Specimen Required

Clinical Lab UH:

Preferred Container/Tube: Mint Green Top
Acceptable Container/Tube: Mint Green Top, Gold SST Top, Dry Lithium Heparin Syringe
Specimen Volume: 3 mL Mint Green/Gold Top Tube, Full Syringe
Specimen Minimum Volume: 1 mL Mint Green/Gold Top Tube, Full Syringe

 

Respiratory Therapy:
Preferred Container/Tube: Dry Lithium Heparin Syringe
Acceptable Container/Tube: Dry Lithium Heparin Syringe
Specimen Volume: Full Syringe
Specimen Minimum Volume: Full Syringe

Specimen Stability Information

Ambient: 
     Mint Green Top Tube/Syringe: 3 hours
     Gold SST Top: 4 hours
Refrigerated: 
     Mint Green Top Tube/Syringe: 4 hours
     Gold SST Top: 70 hours

Rejected Due To

  • Sample received past listed stability
  • Frozen specimens
  • Unacceptable container type
  • Clotted specimens whole blood
  • Quantity not sufficient
  • Received in open air tube

Interpretation

Post filter CRRT. When using Citrate anticoagulant protocol, the preferred targeted range is 1-2 mg/dL

Method Description

Potentiometry

Performing Lab

Clinical Lab UH
Respiratory Therapy East

Day(s) Performed

Monday through Sunday

Reporting Name

Ionized Calcium (CRRT)

CPT Code Information

82330

LOINC Code Information

17864-0