VMA Vanillyl Mandelic Acid 24-Hour Urine Test
Comprehensive Neuroendocrine Tumor Screening
The VMA Vanillyl Mandelic Acid 24-Hour Urine Test represents a cornerstone in modern oncology diagnostics, specifically designed to detect neuroendocrine tumors that may otherwise remain undiagnosed. This sophisticated laboratory analysis provides critical insights into catecholamine metabolism, offering healthcare providers essential data for identifying rare but potentially life-threatening conditions.
What Does the VMA Test Measure?
The VMA test quantitatively measures vanillylmandelic acid levels in a 24-hour urine collection. VMA is the primary metabolic end product of catecholamines – specifically epinephrine and norepinephrine – which are hormones produced by the adrenal glands. Elevated VMA levels typically indicate excessive catecholamine production, which can signal the presence of functioning neuroendocrine tumors.
- Detects catecholamine metabolite concentrations
- Measures vanillylmandelic acid excretion patterns
- Assesses adrenal medullary function
- Identifies abnormal hormone production patterns
Who Should Consider This Test?
This specialized screening is particularly important for individuals experiencing symptoms suggestive of catecholamine excess or neuroendocrine tumors:
- Patients with persistent or paroxysmal hypertension
- Individuals experiencing unexplained episodes of palpitations or tachycardia
- Those suffering from severe headaches that don’t respond to conventional treatment
- Patients with excessive sweating without apparent cause
- Individuals with pallor, anxiety attacks, or tremor episodes
- Patients with family history of neuroendocrine tumors
- Those with adrenal incidentalomas discovered on imaging studies
Clinical Benefits of VMA Testing
Undergoing the VMA Vanillyl Mandelic Acid test provides numerous clinical advantages for both patients and healthcare providers:
- Early Detection: Identifies neuroendocrine tumors at treatable stages
- Non-Invasive Procedure: Simple urine collection without needles or radiation exposure
- Comprehensive Assessment: Provides 24-hour metabolic profile for accurate diagnosis
- Treatment Guidance: Helps monitor therapeutic effectiveness in diagnosed cases
- Risk Stratification: Assists in evaluating recurrence risk in treated patients
Understanding Your Test Results
Interpreting VMA test results requires professional medical expertise, but general guidance includes:
- Normal Range: Typically indicates normal catecholamine metabolism and low probability of functioning neuroendocrine tumors
- Elevated Levels: May suggest pheochromocytoma, paraganglioma, or other catecholamine-producing tumors
- Borderline Results: Often require repeat testing or additional diagnostic procedures
- Significantly Elevated: Strongly indicates the need for immediate medical follow-up and imaging studies
It’s crucial to discuss your specific results with your healthcare provider, who will consider your clinical presentation, medical history, and other diagnostic findings.
Test Pricing and Availability
| Test Description | Price |
|---|---|
| VMA Vanillyl Mandelic Acid 24-Hour Urine Test | $212 USD |
| Discounted Price | $126 USD |
Sample Collection Instructions
Proper sample collection is essential for accurate results. Follow these guidelines carefully:
- Collect 50 mL (minimum 10 mL) aliquot of 24-hour urine
- Use appropriate volume of 50% HCl to maintain pH between 1-2
- Avoid using concentrated HCl
- Record 24-hour volume on test request form and urine container
- Ship refrigerated or frozen
- Sample collection days: Wednesday or Saturday by 9:00 AM
- Report turnaround: 2 days
Pre-Test Preparation Requirements
To ensure test accuracy, patients must strictly avoid the following for at least 72 hours before and during specimen collection:
- Theophylline medications
- Chocolate, vanilla, and banana
- Alcoholic beverages
- Tea and coffee
- Tobacco products
- Strenuous exercise
Nationwide Testing Availability
GGC DNA provides comprehensive VMA testing services across the United States, with convenient locations in all major metropolitan areas including New York, Los Angeles, Chicago, Houston, Phoenix, Philadelphia, San Antonio, San Diego, Dallas, and San Jose. Our state-of-the-art laboratories utilize advanced HPLC-EC methodology to deliver precise, reliable results.
Take Action for Your Health
Don’t wait to address concerning symptoms. Early detection of neuroendocrine tumors can significantly improve treatment outcomes and quality of life. Our experienced oncology specialists are ready to assist you with comprehensive testing and personalized care.
Book your VMA Vanillyl Mandelic Acid 24-Hour Urine Test today by calling +1(267) 388-9828 or schedule your appointment online. Take the first step toward accurate diagnosis and peace of mind with GGC DNA’s advanced cancer screening services.

