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Test & Collection Guide

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Homocysteine - L-methionine Loading

Laboratory:
Biochemistry
Test Code:
HCYPR, HCYPO
Specimen types:
Plasma
Container types:
EDTA
Lithium heparin no gel
EDTA
Notes:

Patient (if outpatient) must make a booking with collection staff so that L-methionine can be organised with pharmacy.

PATIENT INSTRUCTIONS FOR HOMOCYSTEINE TEST

 

First Sample Is a fasting sample. This requires fasting from midnight prior to the day of your test
Second sample

Is collected 6 hours after you have ingested a drink containing L- methionine to be taken immediately.

Note: some side effects may be noted taking L-methionine eg dizziness, nausea. If patients experience any side effects they are advised not to drive.

Fasting Plasma sample is required

 

 

Pre :

 

1 EDTA tube on ice or to laboratory immediately (within 30 minutes)

1 Lithium Heparin tube (no gel) - do NOT spin, wrap in foil immediately

1 plain tube - wrap in foil immediately

Give L-methionine mixed with orange juice

 

 

Post :

 

Specimen to be taken 6 hours after ingestion of L-methionine.

The time is important.

Take 1 EDTA tube on ice or immediately to the laboratory (within 30 minutes)

Frequency:
Weekly
Result Turnaround Time:
7 days

SPECIMEN COLLECTION MODULE (SCM) FAQs - CLICK HERE

 

CLICK HERE for a consent form to perform tests not covered by Medicare

TURN AROUND TIMES - When will my result be available?

CLICK HERE for Minimum Labelling Requirements

CLICK HERE for a printable Pathology request form

CLICK HERE for a Log sheet for recording Pathology results

"THE ART OF CCCCOLLECTION"

PLEASE CLICK HERE FOR THE PREFERRED ORDER OF DRAW