Test Code N.CALCIUM CALCIUM
Additional Codes
CA.1
CA.
CALCIUM
Methodology
Automated Chemistry Analyzer (ALINITY)
Specimen Requirements
Specimen Type: Serum or Plasma
Container/Tube: SST or Lithium Heparin
Specimen Volume: 1 mL (minimum 0.5)
Collection Instructions:
- Allow specimen to clot completely if a serum tube (SST) was used.
- Separate serum (SST) or plasma (Lithium Heparin) from cells within 24 hours and transport refrigerated. If red top tube is collected, separate serum from cells within 2 hours and place in separate plastic tube.
- Properly label tube with patient's name, DOB, requisition number and type of tube, i.e. LiHep or NaHep etc.
Specimen Transport/Stability
Refrigerated: 3 weeks
Specimen Rejection
1. Exceeding stability requirements
2. Unlabeled specimen
Maximum Laboratory Time
24 - 48 hours
Reference Ranges
Calcium | mg/dL |
Newborn | 6.5 - 11.0 |
1 mos | 8.9 - 11.2 |
2 yrs | 8.6 - 10.9 |
15 yrs | 8.4 - 10.2 |
Critical : REFER TO LH-W CRITICAL VALUES POLICY
Day(s) Test Set Up
Daily
Test Classification and CPT Coding
82310