Ordering the Glucose 6 Phosphate Dehydrogenase Test
Ordering the Glucose 6 Phosphate Dehydrogenase (G6PD) test can help identify enzyme deficiencies that may lead to certain types of anemia. Interestingly, this test can also provide insights into how your body might react to specific medications. When you order this test, you can expect several benefits:
- Helps detect G6PD enzyme deficiency.
- Assists in diagnosing hemolytic anemia.
- Guides treatment plans for certain medications.
- Supports understanding of genetic conditions.
- Provides information for family planning.
Who Should Consider the Enzyme Deficiency Test
People with a family history of G6PD deficiency or those experiencing unexplained fatigue might find this test beneficial. For example, someone who has recently started a new medication and notices unusual tiredness could benefit from this test.
Ordering this test may also be relevant in the following scenarios:
- Experiencing jaundice without a clear cause.
- Having a family member with G6PD deficiency.
- Planning to travel to areas where malaria is common.
- Undergoing treatment with certain antibiotics.
- Preparing for a pregnancy and wanting to understand genetic risks.
Testing for G6PD deficiency can help prevent complications related to certain medications and conditions. Delaying this test might result in prolonged exposure to triggers that could worsen symptoms.
Preparing for the Enzyme Activity Test
No fasting is required for the G6PD test, allowing you to eat and drink normally before your appointment. It’s important to follow any instructions from your healthcare provider to ensure the test is conducted properly and results are accurate.
Labs Included When Ordering Your Glucose 6 Phosphate Dehydrogenase Test
| Test Name | Reference Range | Significance | Low and High Levels of G6PD |
|---|---|---|---|
| Glucose 6 Phosphate Dehydrogenase | 7.0-20.5 | This enzyme helps protect red blood cells from damage. It is crucial for maintaining healthy red blood cell function. | High levels mean increased enzyme activity, which is rare and usually not concerning.
Low levels mean a deficiency that can lead to hemolytic anemia. |
Lab reference values are subject to change. Refer to the Quest Diagnostics lab test directory for current ranges.
Glucose 6 Phosphate Dehydrogenase FAQ
Is there Glucose 6 Phosphate Dehydrogenase testing near me?
To find nearby locations for G6PD testing, use the patient service center locator. This is especially helpful if you need a convenient site due to the urgency of managing potential anemia symptoms.
What is the cost of the test?
The cost of the G6PD test includes all fees, such as sample collection at patient service centers. It’s worth ordering to identify enzyme deficiencies that could affect your response to medications.
How often should I retest?
Retesting is generally not needed unless new symptoms arise or there are changes in medication. Regular monitoring can help manage any potential risks associated with enzyme deficiency.
How accurate is the test?
The G6PD test uses spectrophotometric analysis to measure enzyme activity, 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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