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Test Directory -  Catecholamines (24hr Urine)

Synonyms

Adrenaline, noradrenaline.

Clinical Indications

Test Includes

Free epinephrine (adrenaline), Free norepinephrine (nor-adrenaline)

Request Form

Combined Pathology Blood form (Yellow/Black)

Availability

On request.

Specific Criteria

Investigation of suspected phaeochromocytoma.

Patient Preparation

Certain foods (bananas, pineapples, kiwi fruit, nuts and avocados) must be avoided prior to and during collection of urine. A patient information sheet is available.

Turnaround Time

1 week

Specimen

24 hour urine collection into acid preservative

Container

Acidified 24 hour urine container

Lab. Handling

Record 24hr volume, aliquot and store at 4C

Causes for Rejection

Non-acidified urine collection. Unlabelled sample.

Reference Range

Free epinephrine: 20 - 110 nmol/24hr
Free norepinephrine: 100 - 560 nmol/24hr 

        

 


Last edited 07/08/08