Timing, specimen options and instructions reflect the source snapshot.
FROM COLLECTION TO THE LAB
Specimen & handling
Specimen
Serum
Container
Serum Separator Tube (SST) – 0.5 ml serum.
Required volume
Serum Separator Tube (SST) – 0.5 ml serum.
Collection instructions
Serum Separator Tube (SST) – 0.5 ml serum.
Processing
Serum free from hemolysis is the recommended specimens. Allow blood samples to clot (15 mins). Separate the serum from the cells by centrifuging for 10 minutes. Store serum at 2-8°C until analysis.
Storage
Refrigerated
Stability
Magnesium in serum is stable for one week when stored 2 to 8°C.
Technical information & codes+
Methodology
Quantitative Spectrophotometry
CPT code
83735
Codes are shown for identification from the source snapshot. Confirm current coding and billing information with the laboratory.
