Urine organic acids is a medical

diagnostic test A medical test is a medical procedure performed to detect, diagnose, or monitor diseases, disease processes, susceptibility, or to determine a course of treatment. Medical tests such as, physical and visual exams, diagnostic imaging, genetic ...

that measures organic acid metabolites in the urine. The metabolites can come from host cells or from flora. The test can be used to exclude the possibility that a person has an

inborn error of metabolism Inborn errors of metabolism form a large class of genetic diseases involving congenital disorders of enzyme activities. The majority are due to defects of single genes that code for enzymes that facilitate conversion of various substances (substrat ...

, usually one of the organic acidemias. It is also used to look for problems with nutrition or evidence of certain infections or bacterial overgrowth. The usual method of analysis is

tandem mass spectrometry Tandem mass spectrometry, also known as MS/MS or MS2, is a technique in instrumental analysis where two or more stages of analysis using one or more mass analyzer are performed with an additional reaction step in between these analyses to increa ...

References

Urine tests Inborn errors of metabolism {{med-diagnostic-stub