Test ID: OROT    
Orotic Acid, Random, Urine

Useful For Suggests clinical disorders or settings where the test may be helpful

Evaluation of the differential diagnosis of hyperammonemia and hereditary orotic aciduria


Sensitive indicator of ornithine transcarbamylase (OTC) activity after administration of allopurinol or a protein load to identify OTC carriers

Special Instructions Library of PDFs including pertinent information and forms related to the test

Method Name A short description of the method used to perform the test


NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Orotic Acid, U

Aliases Lists additional common names for a test, as an aid in searching

Cit I
Citrullinemia I
Urea Cycle Disorder (UCD)
OTC (Ornithine Transcarbamylase)
ASA (Aspirin)
Argininosuccinic Aciduria
Hereditary Orotic Aciduria
Hyperornithinemia, Hyperammonemia, Homocitrullinuria Syndrome
Lysinuric Protein Intolerance
Ornithine Transcarbamylase Deficiency
Uridine Monophosphate Synthase Deficiency