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HelpCatalog ID Calcium Calcium, Plasma
CPOE Test Name
Calcium Total
Synonyms
Calcium Total
Specimen Type
Plasma
Specimen Requirements
5 mL light green top tube (lithium heparin); green cap microtainer acceptable; 2 mL blood
Storage and Transport
Transport to the laboratory immediately for best results
Causes for Rejection
Improper labeling; incorrect tube
Reference Values
8.7 – 10.4 mg/dL
Critical Values
≤12 years: Low ≤ 7.0 mg/dL; High ≥ 13.0 mg/dL
>12 years: Low ≤ 6.5 mg/dL; High ≥ 13.0 mg/dL
Performing Lab
Core Laboratory, BI 2023 721-2120
Turn Around Time
Routine: 2-4 hrs.; Urgent/Emergent: 1 hr.
CPT / HCPCS Code
82310