PHOSPHORUS

Message
Chemistry


Test Code
LAB113


Alias/See Also
Phosphate


CPT Codes
84100

Preferred Specimen
Light green top tube (lithium heparin plasma)


Minimum Volume
Whole blood: 600 uL (one full light-green-top microtainer or two full red-top microtainers).

Serum/plasma: 300 uL.


Other Acceptable Specimens
Gold top (serum separator tube) or Red Top


Instructions
No hemolysis. LAB: Serum acceptable. Hemolyzed specimens should not be used. Separate specimen within 4 hours of collection.


Transport Temperature
Refrigerated


Specimen Stability
Ambient: up to 3 days.
Refrigerated: 7 days.
Frozen: 2 months.


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolyzed, contaminated, not enough volume



Setup Schedule
Everyday


Report Available
Same day


Reference Range
2.5 - 4.5 mg/dl


Performing Laboratory
HHI/ HHNB



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.