Vitamin B7 (Biotin)

2003184
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Example Reports
High
Normal
Ordering Recommendation

This test is NOT indicated for diagnosing patients with biotinidase deficiency or as a follow up of an abnormal newborn screen for biotinidase deficiency. Use in combination with other tests to confirm or monitor patients with biotinidase deficiency.

Mnemonic
B7
Methodology

Bioassay

Performed

Varies

Reported

3-8 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Plain red or serum separator tube (SST).

Specimen Preparation

Protect from light. Allow specimen to clot for 30 minutes and separate from cells. Transfer 2 mL serum to an ARUP Amber Transport Tube (ARUP supply #54457) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787. (Min: 1 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

Frozen

Unacceptable Conditions

Grossly hemolyzed or lipemic specimens. Specimens not protected from light.

Remarks
Stability

Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 2 weeks

Reference Interval

By report

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note
Hotline History

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
02/16/2021
X
N/A
CPT Codes

84591

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Components
Component Test Code* Component Chart Name LOINC
2003185 Vitamin B7 (Biotin) 1980-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Vitamin H (Vitamin B{sb:7} (Biotin))
Vitamin B[7] (Biotin)

BioAgilytix Diagnostics