CALCIUM, IONIZED
- Code
- 900.0750
- Name
- CALCIUM, IONIZED
- Category
- None
- Department
- Send-Out
- Start Date
- Expiration Date
- Synonyms
- Ionized Calcium; pH corrected Ionized Calcium
- CPT Codes
- 82330
- Site
- SBMF
- Reference Test
- 23026
Specimen Information
- Type
Gold, SST, *DO NOT OPEN THE TUBE*
- Volume
2.0 ml
- Transport Info
DO NOT OPEN THE TUBE
Refrigerated- Fasting Required?
- False
- Patient Instructions
- Reference Range
Ionized Calcium, pH corrected: 1.13-1.32 mEq/L
pH (venous): 7.35-7.45
Critical Low Value:
0.77 mmol/L or less
Critical High Value:
1.59 mmol/L or greater- Methodology
Ion-selective Electrode (ISE)
Clinical Significance
Evaluate non-bound calcium, calcium metabolism, physiologically active calcium fraction, and hyperparathyroidism.