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Test Code LAB9934 CALCULATED CALCIUM

Important Note

Formula for calculated calcium

Calculated calcium = measured total calcium + (4.0 – albumin) * 0.8

Additional Codes

Primary ID Epic Code Atlas Code Mayo Access ID Order LOINC
LAB9934 LAB9934 LAB9934 FAH5975 17861-6

 

Result Component(s)

Reporting Name Epic Code Atlas Code Mayo Access ID LOINC Code
Calcium 1230100011 CAL FAH306 17861-6
Calculated Calcium 12301001874 CALC2 FAH308 46099-8
Albumin 12301001839 ALB FAH4973 1751-7

 

Specimen Information

Container Specimen Temperature Collect Vol Submit Vol Min Vol Stability
SST Serum Refrigerate 4 mL 0.6 mL 0.3 mL 7 days
Lithium Heparin (green top) Plasma Refrigerate 4 mL 0.6 mL 0.3 mL 7 days
Green Microtainer   Refrigerate 0.6 mL N/A N/A 7 days

 

Test Schedule / Analytical Time / Test Priority

Daily / 24 Hours / Available STAT

Method

Colorimetric

CPT(s)

Description CPT Code

Calculated Calcium                                                                                

 82310

 

Instrumentation

Ortho Vitros 7600

Reference Range

 

Age Sex Low High Units
0 - 1 year All 8.3 10.6 mg/dL
1 year - 18 years All 8.9 10.2 mg/dL
≥ 18 years All 8.5 10.5 mg/dL

 

Section

Chemistry-1

Performing Location

University of Vermont Medical Center

Is the UVMMC lab NY State Certified to perform this testing?  Yes/No

Yes