Also known as: Heparin-PF4 Antibody; HIT Antibody; HIT PF4 Antibody; Heparin Induced Antibody; Heparin Associated Antibody
Formal name: Heparin-induced Thrombocytopenia Platelet Factor 4 Antibody
Related tests: CBC
, Platelet Count
, Serotonin Release Assay, Heparin-induced Platelet Aggregation
At a Glance
Why Get Tested?
To detect antibodies against the anticoagulant heparin, to help diagnose immune-mediated heparin-induced thrombocytopenia (HIT II)
When to Get Tested?
When you are receiving heparin therapy and your platelet count significantly decreases (), especially when you also have new blood clots ()
A blood sample drawn from a vein in your arm
Test Preparation Needed?