Trimethylamine and Oxide (Fish Odour Syndrome)

Clinical Chemistry

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Description

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Sample Type

Urine, acid bottle preferred, 24 hour collection or plain bottle, minimum 20 mL

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Turnaround Time

6 to 8 weeks

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External Notes

Sent to: Department of Clinical Chemistry, Sheffield Children's Hospital FOR LAB USE ONLY: Random sample - acidify to pH 1 before sending. 24 hour collection - put urine volume in reason for request field during data entry.

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Patient Preparation

If odours are intermittent, collect sample at time of odour. Loading with foods known to produce the odour may be necessary.Suggested loading procedure:High choline meal containing, for example, 2 eggs and 400g baked beans/soya beans.Collect random

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Please note: the above information is subject to change and we endeavour to keep this website up to date wherever necessary.