Test Entry - Detail

Catecholamines (Urine)

General

Clinical Use:

To assist in diagnosis and monitoring of paediatric paragangliomas and neuroblastomas.
This test is performed on paediatric patients only (Age <16 years).
24hr Urine for Metenephrines should be collected for adults 16 years and older.

Availability:

Samples are tested Monday-Friday.

Aliases/Synonyms:

Dopamine (Urine),

Code:

UCAT

Handling Instructions (to laboratory):

If delay > 2 hours in delivery of sample to Pathwest, sample must be collected at laboratory.

Hyperlink:

Reference Interval:



Age
Normetanephrine
Metanephrine
3-Methoxytyramine
Dopamine


Units
umol/mmol creat
umol/mmol creat
umol/mmol creat
nmol/mmol creat


0d to <2m
< 2.80
<0.39
<0.80
<1600


2m to <9m
<1.60
<0.39
<0.80
<1800


9m to <18m
<1.00
<0.36
<0.60
<1200


18m to <3y
<0.70
<0.32
<0.50
<1100


3y to <5y
<0.50
<0.30
<0.40
<800


5y to <8y
<0.40
<0.22
<0.32
<700


8y to <12y
<0.30
<0.20
<0.24
<500


12y to <16y
<0.30
<0.17
<0.18
<360

Collection Requirements

Container:

Urine Container (URINE),

Sample Type:

See container

Minimum Collection Volume:

Collection Instructions:

Morning spot urine sample preferred.
Sample must be acidified to pH 2.0-4.0 ASAP but within 2 hours of collection using a small amount of sulphamic acid.

Processing Requirements

Alternate Containers:

Processing Instructions:

Sample must be acidified to pH 2.0-4.0 ASAP but within 2 hours of collection using a small amount of sulphamic acid.
Aliquot sample into urine tube.

Minimum Assay Volume:

4mL

Stability:

4 weeks chilled

Transport Instructions (to testing laboratory):

Send sample chilled.

Testing Locations

Performed at:

Section	Department	Site	Contact Phone
HPLC/LCMS	Biochemistry	Fiona Stanley Hospital	6152 2396

Last Updated : 16-06-2023 14:47