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- Phlebotomist
- Updates
| Vitamin D B12 | - |
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Measure vitamin D and B12 levels |
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Synonym | See updates |
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Test Code | CDBIOPR0041 |
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Test Type | Biochemistry |
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Pre-Test Condition | See updates |
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Report Availability | 2 D(s) |
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# Test(s) | Multiple |
| Test details | Sample Report |
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| Vitamin D B12 |
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Synonym | See updates | |
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Test Code | CDBIOPR0041 | |
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Test Category | Vitamin deficiencies | |
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Pre-Test Condition | See updates | |
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Medical History | See updates | |
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Report Availability | 2 D(s) | |
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Specimen/Sample | Serum; 2 mL; SST | |
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Stability @21-26 deg. C | 6 Hr(s) | |
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Stability @ 2-8 deg. C | 7 D(s) | |
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Stability @ Frozen | 1 M(s) | |
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# Test(s) | Multiple | |
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Processing Method | Chemiluminescence | |
| **Vitamin D and Vitamin B12 Assay****FDA Status**: FDA-approved for vitamin diagnostics.**Other Names**: Vitamin D/B12 Test, Nutrient Deficiency Panel.**Historical Breakthrough**: Developed in the 1980s to assess vitamin deficiencies, advancing clinical pathology.**Key Purpose and Impact**: Measures 25-hydroxyvitamin D and vitamin B12 to diagnose deficiencies.**Preparation and Patient History**: Blood; report fatigue, bone pain, or dietary restrictions.**Consent Requirement**: Standard consent for diagnostic testing.**Clinical Value**: Sensitivity ~95%; specificity ~95%; detects deficiencies in ~90% of cases; guides supplementation.**References Cited**: Testing.com Vitamin Tests 2023; Labcorp Vitamin Panel 2025; UpToDate Vitamin Deficiencies 2025 |