The same team had in a 2022 study “cracked the molecular code of the PF4 antibody and identified a genetic risk factor”. Their new findings, published in the New England Journal of Medicine ...

Lepirudin was initiated and a heparin platelet factor 4 (PF4) antibody test was performed. The results were negative and lepirudin was discontinued. She was rechallenged with unfractionated ...

However, this event is antibody mediated. A negative PF4 and serotonin-releasing assay ruled out this cause in our patient. Case reports of eptifibatide-induced profound thrombocytopenia have ...