Anti-platelet factor 4 immunoglobulin G levels in vaccine-induced immune thrombocytopenia and thrombosis: Persistent positivity through 7 months.
Samantha J MontagueChristopher W SmithClare S LodwickCharlotte StoneleyMatthew RobertsGillian C LoweWilliam A LesterStephen P WatsonPhillip Lindsay Ross NicolsonPublished in: Research and practice in thrombosis and haemostasis (2022)
Explanations for reduced platelet activation during follow-up, despite similar total anti-PF4 antibody levels, remains unclear. Clinical implications of persistent anti-PF4 antibodies in VITT require further study.