The Mayo Clinic accepts urine samples for TMAU testing only with your Physician's written orders for the Mnemonic Test WILD105, for the cost of $144.20. As per the Customer Service Lead at the Mayo Clinic instructions, please see their website for additional information, “Please utilize our Mayo Medical Laboratories website at http://www.mayomedicallaboratories.com/. This site will guide you in getting a specimen to use for testing. If you have further questions please call 800 533 1710”.
The Mayo Clinic also faxed us the form below for us to print and give to our physician so that he/she prescribe the testing procedure; this form includes instructions on how to handle and ship the specimen. We may then mail the physician’s order and the urine sample to:
The Mayo Clinic Medical Laboratories,
Superior Drive Support Center
3050 Superior Drive NW
Rochester, MN 55901
The Mayo Clinic test page : http://www.mayomedicallaboratories.com/test-catalog/Overview/90544
Customer Service staffed with 24-hour personalized service:
http://www.mayomedicallaboratories.com/customer-service/index.html
United States, Canada
· 800.533.1710
· 507.266.5700
· mml@mayo.edu
International
· 507.266.5700
· mmlglobal@mayo.edu
Copy and paste form below with full instructions for your physician and lab
Mnemonic -
WILD105
Mayo Unit Code -
90544
Fee -
$ 144.2
Test Name -
TRIMETHYLAMINE (FISH ODOR), URINE
CPT Codes -
82491, 80500
Methodology -
GC Gas Chromatography
Test Notes -
Samples must be shipped Monday - Wednesday.
Referral Lab -
Transport Method and Temperature -
15-20 ml RANDOM FROZEN- URINE and/or aliquot of post-load speciment.
Adjust urine to pH -5.0 using a small volume of concentrated HCl.
Fill several GLASS tubes (glass screw-cap tubes or glass red-top vacutainer tubes)
HALF FULL to allow for expansion of the specimen due to freezing.
FREEZE, CUSHION WELL TO AVOID BREAKAGE.
TRIMETHYLAMINE IS A HIGHLY VOLATILE COMPOUND AND WILL BE LOST FROM THE SPECIMEN IF THESE INSTRUCTIONS ARE NOT FOLLOWED.
SPECIMENS SHIPPED IN PLASTIC OR NOT FROZEN WILL BE REJECTED.
Update: A full list of known TMAU test labs can be seen on our MeBO Map
Note: Your MD can alternatively send a sample direct to the Arkansas Lab for a trimethylaminuria urine test
Important : The Trimethylaminuria urine test is a challenge test. A dose of choline should be taken. It is currently unclear how the Mayo clinic advise the use of choline in the test.
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