Specimen Collection

4 mL EDTA Blood (Preferred)

1 mL Micro-EDTA Blood
Diagnostic Use and Interpretation

FGF (fibroblast growth factor) 23 is involved in regulating phosphate balance. Raised levels in serum are seen in oncogenic osteomalacia.

Requests for FGF 23 measurement will be vetted by a Labplus chemical pathologist before being sent to Australia for testing.

The clinical indication for the test must be written on the request form.

Requests from Endocrinologists will be automatically approved.

Specimen Transport Instructions for Referring Laboratories

Sample collection	EDTA blood only
Sample Preparation	Centrifuge and freeze EDTA plasma . At least 0.5mL EDTA plasma required
Transport to LabPlus	Send frozen at -20oC to LabPlus

The request will be vetted by a LabPlus Chemical Pathologist before sending to Australia

Request form with clinical details and contact details of requesting doctor must accompany the sample .

Last updated at 09:03:53 18/05/2021