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Genetic Labs

Houston, Texas

Genetic Laboratory
Baylor Genetics Laboratories
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Medical Genetics Test Details

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Orotic Acid/Orotidine Determination - Urine
Orotic Aciduria | Orotidine
Test Information: This test provides quantitative analysis of Orotic Acid and Orotidine.

Orotic Acid and/or Orotidine may be elevated secondary to hyperammonemia. Increased excretion of Orotic Acid is seen in Ornithine Transcarbamylase (OTC) Deficiency as well as Hereditary Orotic Aciduria.

***Effective December 13, 2016 due to a widespread commercial shortage in a key reagent, we are unable to provide testing of orotidine.
Test Details
Test Code: 4210
Technical Information
Methodology: Tandem Mass Spectroscopy
Test Type: Analyte Analysis
References Values or Ranges: Normal Range for:
Orotic Acid: 0.3-2.82 mmol/mole Creatinine
Orotidine: 0.06-2.02 mmol/mole Creatinine
Sample & Shipping Information
Test Requisition: Biochemical
Specimen Type: Urine
Requirements: We recommend 2-4 cc of a first morning void. Random urine is acceptable. Do not add preservatives. Store the specimen frozen at -20C.
Shipping Conditions: Ship frozen on 3-5 lbs of dry ice in an insulated container by overnight courier.

Turn Around Time: 9 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 82542x1, 82570x1, 83789x1, 83921x1

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