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Test ID TYRSC Tyrosinemia Follow-Up Panel, Self-Collect, Blood Spot


Necessary Information


1. Patient's age is required.

2. Patient's street address, city, state, ZIP (postal) code, country, and home phone are required (post-office [PO] boxes are not acceptable delivery locations).



Specimen Required


Container/Tube: Blood Spot Card

Specimen Volume: 2 Blood spots

Additional Information:

1. Order test each time the patient is to collect a dried blood specimen at home and mail the specimen directly to Mayo Clinic Laboratories.

2. Order should be placed a minimum of 3 days prior to desired date of collection.

3. Enter patient's address information for each order created, including street address (post-office [PO] boxes are not acceptable delivery locations), city, state abbreviation, zip code, country, and home phone number.

4. For each order, the Blood Spot Collection-Self Collect kit will be mailed directly to the patient for self-collection (delivery to a PO box will not occur).

5. For more information on how to collect blood spots, see the following

-How to Collect a Dried Blood Spot Sample via fingerstick

-Blood Spot Collection Instructions-Fingerstick

-Blood Spot Collection Instructions-Fingerstick-Spanish


Reporting Name

Tyrosinemia Follow Up Panel, SC, BS

Specimen Type

Whole blood

Specimen Stability Information

Specimen Type Temperature Time Special Container
Whole blood Ambient (preferred) 7 days FILTER PAPER
  Frozen  90 days FILTER PAPER
  Refrigerated  14 days FILTER PAPER

Report Available

3 to 5 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

LOINC Code Information

Test ID Test Order Name Order LOINC Value
TYRSC Tyrosinemia Follow Up Panel, SC, BS 94573-3

 

Result ID Test Result Name Result LOINC Value
610503 Tyrosine 35571-9
610504 Phenylalanine 29573-3
610505 Methionine 47700-0
610506 Succinylacetone 53231-7
610507 Nitisinone 85098-2
BG728 Reason for Referral 42349-1
610502 Reviewed By 18771-6
BG729 Patient Street Address (No PO Box) 56799-0
BG730 Patient City 68997-6
BG731 Patient State 46499-0
BG732 Patient Zip Code 45401-7
BG741 Patient Country 77983-5
BG733 Patient Home Phone 42077-8

Useful For

Monitoring of individuals with tyrosinemia type I (hepatorenal tyrosinemia) using a patient-collected specimen

Day(s) Performed

Monday through Friday

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

0383U

Specimen Minimum Volume

1 Blood spot

Reference Values

Tyrosine:

<4 weeks: 40-280 nmol/mL

≥4 weeks: 25-150 nmol/mL

 

Phenylalanine: 27-107 nmol/mL

 

Methionine: 11-45 nmol/mL

 

Succinylacetone: ≤1.0 nmol/mL

 

Nitisinone: ≤0.5 nmol/mL

Method Name

Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)