Test Code ICA Calcium Level Ionized
Additional Codes
| Test Code | Test Name | |
| Atlas | ICA | Calcium - Ionized |
| Cerner | Calcium Level Ionized |
Specimen Requirements
Preparation of Patient:
None.
Container Type:
Green Top 5mL Lithium Heparin Separator Tube
or
Lithium Heparin Syringe
or
Capillary Tube (pediatric patients only)
Specimen Type:
Whole Blood
Specimen Volume:
.5 mL whole blood minimum 150uL
Specimen Handling/Transport:
Specimen must arrive within 10 minutes of draw. Remove sharp and transport ambient room temperature
Specimen Stability/Storage:
Analyze within 30 minutes
Specimen Rejection:
Specimens collected > 30 minutes
Clotted specimens
Carbon monoxide > 7 days
< 150ul
Performing Laboratory
Munson Healthcare Laboratories - POC & Chemistry Department
Note: Testing is not performed in laboratory (performed in Respiratory Department) for Cadillac Hospital
Priority, Frequency, & Turnaround
Priority
STAT, ASAP, Non-Emergent
Frequency
7 days/week 24 hours/day
Turnaround
40 minutes from receipt in lab
Methodology
Potentiometric via Ion-Selective Electrode (ISE)
Reporting
Reference Range:
4.6 - 5.3 mg/dL
Cricial Decision:
< 3.0 or > 6.4 mg/dL
Note: Critical values are called to the provider and communicated as critical. Documentation of the call is recorded in the patient record.
Clinical Significance
Measurements are used in the diagnosis and treatment of parathyroid disease, a variety of bone diseases, chronic renal disease, and tetany.
CPT Code(s)
82330