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St. John Health System
Lab Catalog


Index:

Cobalt, Plasma

Order Name COBALT
Test Number: 3610575
Revision Date 12/12/2022
Test Name Methodology LOINC Code
Cobalt, Plasma
Inductively-Coupled Plasma/Mass Spectrometry 5627-5 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2 mL (0.5) Plasma Royal Blue - EDTA (Trace Element Free) Room Temperature
Instructions Specimen Type: Royal blue-top (EDTA) tube
Specimen Storage: Maintain specimen at room temperature.
Specimen Collection: Separate plasma immediately after the collection and transfer to a certified metal-free transport tube (PeopleSoft No. 111166) for shipment to the laboratory.
Specimen Stability: Ambient: 14 days, Refrigerated : 14 days, Frozen: 14 days
GENERAL INFORMATION
Expected TAT 2 - 4 days working day.  
Clinical Use Preferred tests for evaluating metal ion release from metal-on-metal joint arthroplasty are: Chromium, Serum and Cobalt, Serum. 
Notes Labcorp Test Code: 071506
CPT Code(s) 83018
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Reference Lab