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HelpTest Code CACAL Calcium, Calculated
Useful For
Estimating the total calcium level when the albumin level is either high or low.
Specimen Information
Obtain specimen using standard phlebotomy techniques.
No special patient preparation is necessary.
| Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol | Stability |
| SST | Serum | Refrigerate | 4.0 mL | 2.0 mL | 0.6 mL | 7 days |
| Lithium Heparin | Plasma | Refrigerate | 4.0 mL | 2.0 mL | 0.6 mL | 7 days |
Reject Due To:
- Moderate or Marked Hemolysis
- Specimen unlabeled or mislabeled
Instrumentation / Method
Ortho Vitros XT 7600 / Colorimetric
Test Schedule / Analytical Time / Test Priority
Daily / Same Day / Available STAT
Reference Range
8.4 - 10.2 mg/dL
Critical Value(s): <6.6 mg/dL or >11.5 mg/dL
CPT / LOINC / Order Code
| Meditech | Medent | LOINC | CPT |
| CACAL | CACAL | 46099-8 | 82310 |
Calculation
CACAL = total calcium + (4.0 - albumin) * 0.8