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 Assay Name Trimethylamine, quantitative
 Alternative Name(s) TMA
TMAU
 Spec Type Urine
 Spec Vol 10-20ml
 Spec Tube/Container Plastic
 Special Requirements Urine must be acidified to pH <2 with hydrochloric acid prior to dispatch. (Recommend patients have a 'choline load' the day before their first urine collection - e.g. 2 meals containing 2 eggs + 400g beans - [50%less for children under 10]).
 Transport First class post (avoid weekends).
 Contact Lab First? No
 Price Information Contact laboratory.
 Quality Assurance? Not stated
 Other Information For the diagnosis of Trimethylaminuria (aka Fish Odour Syndrome).

 Provider Sheffield, Department of Clinical Chemistry and Newborn Screening, Children's Hospital
 Contact Name Mrs Camilla Scott
 Address For Specimens Department of Clinical Chemistry and Newborn Screening
Sheffield Children's NHS Trust
Western Bank
Sheffield
S10 2TH
 Country United Kingdom
 Tel. No.  (Voice) 0114 271 7318
 Tel. No.  (Fax) 0114 276 6205
 E Mail  (click to mail) camilla.scott@sch.nhs.uk
 Accreditation Status Accredited
 Other Information Contact Mrs Camilla Scott (0114 271 7318) for advice on investigation or treatment. Contact Jenny Watkinson (0114 271 7445) for tests and sample requirements. Newborn Screening Laboratory:- There is no charge for newborn screening tests for patients living within the Trent
 Web Site  (click to view) http://s://www.sheffieldchildrens.nhs.uk/our-services/laboratory-medicine/