Pathology | Eastern Health

Test & Collection Guide

Pathology staff view

PLEASE NOTE: Recent changes have been made to this Test

Recent changes for FGF-23
Date	Field	Changed From	Changed To
17th November 2025	Request Group	BMISC	FGF23
	Frequency	As required	Fortnightly

FGF-23

Ordering information:

Indication: Investigation of hyperphosphataemic rickets/ osteomalacia. Not first line investigation for hyperphosphataemia. Requires approval by Chemical Pathologist. Suggest endocrine consult prior to request.

Cost to requesting unit: $90

Alternate names:

Fibroblast Growth Factor 23

Laboratory:

Referred Test

Test Code:

FGF23

Specimen types:

Plasma

Container types:

EDTA

Collection Instructions:

Collect on ice, send to lab without delay.

Minimum Adult Volume:

3 mL

Paediatric Minimum Volume:

2 mL

Frequency:

Fortnightly

Result Turnaround Time:

3-4 weeks

Laboratory Use Only

Accessing Results

EMR: Pathology results are available via EMR.

Auscare: If EMR is unavailable, results can be accessed through Auscare. Don’t have an Auscare login? Complete the Auscare User Form.

To access Auscare, see instructions.

Forms & Collection Guides

Consent Form – Non-Medicare Tests
For tests not covered by Medicare. Download Form

Pathology Request Form
Printable referral form for submitting pathology requests. Download Form.

Microbiology Swab Collection Guide
Step-by-step instructions for correct swab collection. Download Guide.

Preferred Order of Draw
Instructions to ensure accurate blood collection and results. View Instructions

Feedback

Eastern Health Pathology values your feedback as an important way to improve our services. Share concerns, suggestions, or compliments via the Eastern Health Feedb ack Service.

Test & Collection Guide

PLEASE NOTE: Recent changes have been made to this Test

Recent changes for FGF-23

Date

Field

Changed From

Changed To

Request Group

Frequency