Heparin-Induced Thrombocytopenia (HIT) Antibodies, PF4 IgA and IgM by ELISA

2007145

Ordering Recommendation

Not recommended to screen for heparin-PF4 antibodies that cause HIT; preferred test is Heparin-Induced Thrombocytopenia PF4 Ab, IgG (2012179).

Mnemonic

HIT ABS AM

Methodology

Enzyme-Linked Immunosorbent Assay

Performed

Varies

Reported

3-7 days

New York DOH Approval Status

This test is New York DOH approved.

Submit With Order

ARUP Consult®

Disease Topics

Interface Map

Specimen Required

Patient Preparation
Collect: Plain red.
Specimen Preparation: Transfer 5 mL serum to ARUP Standard Transport Tubes. (Min: 1 mL)
Storage/Transport Temperature: Frozen. Also acceptable: Refrigerated.
Unacceptable Conditions
Remarks
Stability: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: Indefinitely

Reference Interval

By report

Interpretive Data

Note

Hotline History

N/A

CPT Code(s)

86022 x2

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Components

Component Test Code*	Component Chart Name	LOINC
2007146	HIT Abs, PF4 IgA
2007147	HIT Abs, PF4 IgA - High Dose
2007148	HIT Abs, PF4 IgA - Result
2007149	HIT Abs, PF4 IgA - Interpretation
2007150	HIT Abs, PF4 IgM
2007151	HIT Abs, PF4 IgM - High Dose
2007152	HIT Abs, PF4 IgM - Result
2007153	HIT Abs, PF4 IgM - Interpretation

* 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

Performed at Blood Center of Wisconsin, Inc.

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

COMPONENT	DESCRIPTION	TEST TYPE	INFECTIOUS
2007146	HIT Abs, PF4 IgA	Resultable	N
2007147	HIT Abs, PF4 IgA - High Dose	Resultable	N
2007148	HIT Abs, PF4 IgA - Result	Resultable	N
2007149	HIT Abs, PF4 IgA - Interpretation	Resultable	N
2007150	HIT Abs, PF4 IgM	Resultable	N
2007151	HIT Abs, PF4 IgM - High Dose	Resultable	N
2007152	HIT Abs, PF4 IgM - Result	Resultable	N
2007153	HIT Abs, PF4 IgM - Interpretation	Resultable	N

For questions regarding the Interface Map, please contact interface.support@aruplab.com.

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