Vanillylmandelic Acid (VMA), per creatinine, 24 hour urine (VMA spot/random urine collection)

Test Code:

BC0163

Synonym(s):

Specimen Container

Wide mouth sterile container

Specimen Requirement

Spot (random) urine
30 mL of fresh urine

For spot urine, do not collect on weekends and public holidays

Specimen Storage / Transport

Refrigerate sample until transfer to laboratory. Do not freeze. Send sample with an ice-pack

Method

Orderable as STAT?

Turn Around Time

Average: 7 days (3 - 11 days)

Reference Value(s)

Testing Laboratory Location

SGH

Laboratory

Biochemistry

Contact Number

6394 1352

Day and Time Performed

Mon – Fri: 0800 hrs – 1700 hrs

Orderable on CPOE?

Yes

Downtime Form

Urine Tests

Additional Information

Instructions before sampling

Patient Preparation:
1. Patient should abstain from the following at least 3 days prior to and during urine specimen collection:

1.1. Intake of food like bananas, vanilla, chocolate, coffee and tea 1.1. Intake of food like bananas, vanilla, chocolate, coffee and tea

1.2. Where medically possible, drugs such as drugs containing phenotiazines, gentisic or homogentisic acid which may potentially interfere with the testing.

2. If the patient cannot be completely removed from a drug regime, test result should be interpreted with appropriate clinical judgement based on expected physiology response to these drugs.