Ordering the Homovanillic Acid 24-Hour Urine with Creatinine Test
Ordering the Homovanillic Acid 24-Hour Urine with Creatinine Test can help assess dopamine metabolism in the body. This test measures the levels of homovanillic acid, a breakdown product of dopamine, in urine over a 24-hour period. Interestingly, this test can also provide insights into certain neurological conditions.
When you order this test, you can expect the following benefits:
- Helps evaluate dopamine metabolism.
- Assists in diagnosing certain neurological disorders.
- Monitors treatment effectiveness for related conditions.
- Provides a comprehensive overview of dopamine breakdown.
- Offers a non-invasive testing method.
Who Should Consider the Test
People experiencing symptoms related to dopamine imbalance, such as mood changes or unusual fatigue, might find this test beneficial. For example, someone noticing persistent mood swings without a clear cause might consider this test to explore potential underlying issues.
Consider ordering this test if you experience:
- Unexplained mood changes.
- Chronic fatigue without a known cause.
- Neurological symptoms that are not improving.
- Family history of dopamine-related disorders.
- Unexpected changes in behavior or cognition.
Ordering this test can help identify specific issues related to dopamine metabolism, which can guide treatment decisions. Delaying this test might result in prolonged uncertainty about the cause of symptoms, potentially affecting management strategies.
Preparing for the Test
No fasting is required for the Homovanillic Acid 24-Hour Urine with Creatinine Test. It’s important to follow any instructions from your healthcare provider to ensure the test is conducted properly.
Labs Included When Ordering Your Homovanillic Acid 24-Hour Urine with Creatinine
| Test Name | Reference Range | Significance | Low and High Levels of Homovanillic Acid |
|---|---|---|---|
| Homovanillic Acid (24-Hour Urine) with Creatinine | 2.0 – 8.0 | This test measures the amount of homovanillic acid, a dopamine metabolite, in urine. It helps evaluate dopamine metabolism and related neurological conditions. | High levels mean increased dopamine breakdown, possibly indicating a neurological disorder.
Low levels mean reduced dopamine metabolism, which may suggest a metabolic issue. |
Reference ranges may differ. Visit the Quest Diagnostics lab test directory for the latest values.
Homovanillic Acid 24-Hour Urine with Creatinine FAQ
Is there Homovanillic Acid 24-Hour Urine with Creatinine testing near me?
To find nearby locations for Homovanillic Acid 24-Hour Urine with Creatinine testing, use the patient service center locator. This is especially useful for those needing convenient access due to mobility issues or the need for timely sample collection.
What is the cost of the test?
The cost of the test includes all fees, such as sample collection at patient service centers. It’s worth ordering to gain insights into dopamine metabolism, which can be crucial for managing related symptoms.
How often should I retest?
Retesting is typically recommended every 6 to 12 months, depending on your healthcare provider’s advice. Regular testing helps monitor changes in dopamine metabolism, which can be important for adjusting treatment plans.
How accurate is the test?
The test uses high-performance liquid chromatography (HPLC) to measure homovanillic acid levels, ensuring precise results. TrueHealthLabs.com partners with CLIA-certified laboratories to uphold rigorous testing standards for dependable results.
Medical Review Board
Reviewed by Jeff Donohue M.D. from Body Logic and Brady Hurst DC, CCCN. Written by True Health Lab’s team of editorial health contributors.
Disclaimer: This information is for educational purposes only and not intended as medical advice. Consult your healthcare provider for personalized guidance.
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