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, due to a widespread commercial shortage in a key reagent, we are unable to provide testing of orotidine.
|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|
|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|
|List Price:||*For Insurance or Institutional Prices, please call.|
|CPT Codes:||82570x1, 83921x1|