Homogentisic Acid, Urine

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General Information

Lab Name
Homogentisic Acid, URN
Lab Code
RUHOM
Epic Ordering
Homogentisic Acid, Urine
Description
Synonyms

Interpretation

Method
Gas Chromatography-Mass Spectrometry (GC-MS)
Reference Range
Female Male
AgeRangeAgeRange
0-Negative [NRN] 0-Negative [NRN]

Effective date: 04/01/2010

Ordering & Collection

Specimen Type
Urine
Collection
RANDOM URINE - No preservative
Handling Instructions
Quantity
requested: 10 mL urine
minimum: 4 mL urine

Processing

Processing
Freeze urine at -20°C in plastic 13 mL urine tube

Sendouts: Order Mayo test code OAU (Organic Acid Screen). Include the following statement in the performing lab notes: "Please comment on the presence or absence of Homogentisic Acid"
Stability: Frozen (preferred): 416 days; Refrigerated:  14 days

Performance

LIS Dept Code
Sendouts Mayo Lab (FZ) (MAFZ)
Performing Location(s)
HMC Sendout
UW-MT Sendout
Other Locations/Notes
MAYO Mayo Medical Laboratories 200 1st ST SW, Rochester, MN 55901
1-800-533-1710
Frequency
Monday - Friday; 7:30 a.m. Analytic time: 3 days (not reported on Saturday or Sunday)
Available STAT?
No

Billing & Coding

CPT codes
83919
LOINC
2432-3