Homovanillic Acid (HVA), Urine HVAU

Method(s) Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Specimen Required
Collect Random or 24-hour urine. 24-hour samples should be refrigerated during collection.
Transport

4 mL aliquot from a well-mixed random or 24-hour collection at 2-8°C. Submit sample in a standardized transport tube (Min: 1 mL). Record 24-hour volume on tube.

Stability Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 2 weeks
Schedule Sun, Tue-Sat
Billing Code 5010844
CPTCode 83150
Notes Refrigeration is the preferred method of preservation. Record total volume and collection time interval on transport tube and test request form.
Preferred Specimen Collection Device(s)
Reference Interval
ComponentsAgeReference Interval 
Homovanillic Acid - per 24h 18 years and older: 0.0-15.0 mg/d 
Homovanillic Acid - ratio to CRT The HVA-to-creatinine ratio will be reported when the patient is under 18 years, the urine collection is random or other than 24 hours, or the urine volume is less than 400 mL/24 hours 
 0-2 years0-42 mg/g CRT 
 3-5 years0-22 mg/g CRT 
 6-17 years0-15 mg/g CRT 
 18 years and older0-8 mg/g CRT 
Creatinine, Urine - per 24hMaleFemale
 3-8 years140-700 mg/d140-700 mg/d
 9-12 years300-1300 mg/d300-1300 mg/d
 13-17 years500-2300 mg/d400-1600 mg/d
 18-50 years1000-2500 mg/d700-1600 mg/d
 51-80 years800-2100 mg/d500-1400 mg/d
 81 years and older600-2000 mg/d400-1300 mg/d
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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