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Heparin-PF4 Antibodies, Plasma

Test ID: HIT
Test
Specimen
Performance / Interpretation
Interface / Setup

Test

Aliases/Synonyms

HIT Type II Antibodies

Method

Automated Latex Enhanced Immunoassay

Report Includes

Heparin-PF4 Antibodies

Specimens

Plasma

Clinical Utility

To aid in the diagnosis of immune-mediated heparin-induced thrombocytopenia (HIT type II)

Test Location

St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8

Test Version

30-Sep-2019

Specimen

Specimens

Plasma

Sample Volume

1 mL

Collection & Handling

Handling Information

Separate and freeze immediately. Store and send frozen.

Stability

If the specimen thaws, it is unsuitable for analysis.

Rejection Criteria

Specimen Not frozen

Test Version

30-Sep-2019

Performance / Interpretation

Method

Automated Latex Enhanced Immunoassay

Turnaround Time

1 Day

Results

Name Units Reference Range Conversion Factor
Heparin-PF4 Antibodies U/mL
  • 0 - 0.60
  • <1.0 is Negative for HIT
  • ≥1.0 is Positive for HIT

Test Location

St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8

Test Version

30-Sep-2019

Interface / Setup

HL7 Interface Codes

Order Code Result Codes Units
HIT 38584Hep. Ind. Thrombocytopenia U/mL

Test Version

30-Sep-2019